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- NGK BR6ES Spark Plug (4922)
- 6,49 € 5,41 € (Exc. VAT) (Exc. VAT) (Inc. VAT) (Inc. VAT)
- |
- (%)
NGK Spark Plugs
NGK copper core spark plugs deliver increased heat dissipation for more reliable starts and reduced risk of overheating.- Cold-rolled threads prevent cross-threading and damage to cylinder heads
- Trivalent plating eliminates need for anti-seize
- High-grade alumina silicate ceramic
NGK are the worlds number 1 motorcycle OEM fitted spark plug.From passenger cars and bikes to Formula 1 and motorcycle racing, NGK Spark Plugs has established itself as a heavily relied upon original equipment manufacturer (OEM). With its clear commitment to delivering the highest quality and continuously raising the bar, NGK Spark Plugs is the obvious brand of choice for a wide range of vehicle manufacturers.
Manufacturer Part No. (MPN): 4922
Barcode: 087295149225
| Box Qty: | SINGLES |
| Gap: | 0.7mm |
| Material: | Standard |
Fitment Summary
Compatible with 393 models (yearly).
- Acossato: CE 50, Enduro 50 Codice
- Benelli: G2 50, G2 50 Elle, Motorella 50, T 6504T, T 650 Sport 4T
- Beta: TR 240, TR32 240, TR33 240, TR33 240 Trekking, TR35 125, Trial 125Evo
- Borile: B 500MT
- BSA: B34 499, B40 350, C10 250, C10 250G, C11 250, Gold Star 650new, M33 499, Scrambler 650new, Sunbeam 250
- Honda: MBX50 S
- Kawasaki: AE 50A1, AE 50A2, AE 50A3, AE 50A4, AE 50A5, AR 50A1, AR 50A2, AR 50A3, AR 50A4, AR 50A5, AR 50C1, AR 50C10, AR 50C2, AR 50C3, AR 50C4, AR 50C5, AR 50C6, AR 50C7, AR 50C8, AR 50C9
- KSR-Moto: Dayton 1504T
- Montesa: Cota 314 250 314R, Cota 314 260R, Cota 315 250, Cota 315 250 315R, Cota 315 250R, MH 315 250R
- Moto Guzzi: Stornello 160
- Norton: 16H 500, 77 600, 88 500, 99 600, Big Four 600, Big Four 633, Classic 600, Dominator 88 500, Dominator 99 600, ES2 500, International 350, International 500, Interpol 2 600, Manx 500, Model 18 500 Alloy head, Model 19R 600, Model 19S 600, Model 50 350, Model 500T 350, Model 500T 500, Model 7 500, Model 77 500, Model 77 600, Nomade 500, Nomade 600
- Piaggio: Cosa 200
- Royal Enfield: Continental 535, Continental 650GT
- Triumph: 6T 650 Thunderbird, Bonneville 750 T140V, TR6 650 Trophy, TR65 650 Thunderbird, TR6R 650 Thunderbird
- Velocette: Mac 350, MAF 350
- Vespa: PX 200
- Yamaha: TY 250R, TY 250S R, TY 250Z
Our own vehicle selector shows multiple compatible spark plugs but you can also use the dedicated NGK Spark Plug finder here: www.ngkpartfinder.co.uk
Safety Data Sheets (SDS) can be downloaded from the 'Downloads' tab on a product page. When not available, please contact us or refer to the manufacturers website linked to at the bottom of each brand page.
Delivery
Regular Delivery Costs & Times
Trade
Standard Delivery
Orders will be despatched as follows: To business addresses only; £9.95 (Exc VAT) delivery charge (subject to change depending on account level); Free delivery with net order values of £100 and over (Exc VAT) to the UK Mainland; Orders to N. Ireland/Eire/Isle of Man/Scilly Isles by arrangement; other destinations phone for details; Typical delivery times of 1-2 working days.
Where possible, the Company will endeavour to meet special delivery requirements subject to any additional cost being borne by the Purchaser
Unfortunately, we do not delivery to addresses outside of mainland UK without prior agreement. Without prior agreement you may place an order for Products from outside the UK, but this order must be for delivery to an address in mainland UK unless arranged otherwise prior to your order.
All third party deliveries will carry a charge, the minimum charge will be £9.95 (Exc. VAT).
Pallet Charges
Larger items may incur additional carriage charges, including but not limited to 4x4 and SUV tyres.
An overview of charges per pallet for each region is available to view here: https://www.google.com/maps/d/viewer?mid=11ydN7ZJNHKHf9Ygd0ih_L6-U1dMq31A
Consumer
Click & Collect Only
Select a collection point from our network of available dealers. You will be notified by the chosen dealer once your order is ready to collect, estimated time is 2-3 days (depending on national holidays and dealer opening hours).
Any returns will be handled by the collection point.
- Free for orders over £100
- £11.95 fee for orders below £100
Read our full delivery policy here
Returns
Trade
Please complete the Trade Returns form or contact our Sales Office
Consumer (Click & Collect)
Your click and collect location will handle any returns for you. Please contact the original collect point/dealer to discuss returns and ensure the item is returned to that location..
Alternatively, please use the Returns form.
If you experience issues when attempting to contact the collection point/dealer, please contact us.
| Make | Model | Engine/Variant | Year | Notes |
| Beta | TR35 | 125 | 1990 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2009 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2010 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2011 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2012 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2013 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2014 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2015 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2016 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | Trial | 125 Evo | 2017 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| KSR-Moto | Dayton | 150 4T | 2015 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Moto Guzzi | Stornello | 160 | 1971 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Moto Guzzi | Stornello | 160 | 1972 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Moto Guzzi | Stornello | 160 | 1973 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Moto Guzzi | Stornello | 160 | 1974 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Piaggio | Cosa | 200 | 1989 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Piaggio | Cosa | 200 | 1990 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Piaggio | Cosa | 200 | 1991 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Vespa | PX | 200 | 1998 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 1999 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2000 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2001 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2002 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2003 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2004 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2005 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2006 | Plugs Required: 1 | Cylinders: 1 |
| Vespa | PX | 200 | 2007 | Plugs Required: 1 | Cylinders: 1 |
| Beta | TR | 240 | 1980 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR | 240 | 1981 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR | 240 | 1982 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR | 240 | 1983 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR32 | 240 | 1984 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR32 | 240 | 1985 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR33 | 240 | 1986 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR33 | 240 | 1987 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR33 | 240 | 1988 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Beta | TR33 | 240 Trekking | 1988 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1938 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1939 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1940 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1941 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1942 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1943 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1944 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1945 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1946 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C10 | 250 G | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1939 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1940 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1941 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1942 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1943 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1944 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1945 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1946 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | C11 | 250 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1959 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1960 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1961 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1962 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1963 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1964 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | Sunbeam | 250 - 4T | 1965 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Montesa | Cota 314 | 250 314R | 2008 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 250 314R | 2009 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 250 314R | 2010 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 250 314R - 4T | 2007 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 250 314R - 4T | 2008 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 250 314R - 4T | 2009 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 250 314R - 4T | 2010 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 315 | 250 | 1997 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 1998 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 1999 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 2000 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 2001 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 2002 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 2003 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 | 2004 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 315 | 250 315R - 4T | 2008 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 315 | 250 315R - 4T | 2009 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 315 | 250 315R - 4T | 2010 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 315 | 250 R - 4T | 2007 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | MH 315 | 250 R - Honda Engine | 1997 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 1998 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 1999 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 2000 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 2001 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 2002 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 2003 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | MH 315 | 250 R - Honda Engine | 2004 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Yamaha | TY | 250 R | 1991 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 R | 1992 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 R | 1993 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 R | 1994 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 S R | 1986 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 S R | 1987 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 S R | 1988 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 S R | 1989 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 S R | 1990 | Plugs Required: 1 | Cylinders: 1 |
| Yamaha | TY | 250 Z | 1995 | Plugs Required: 1 | Cylinders: 1 |
| Montesa | Cota 314 | 260 R | 1994 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 314 | 260 R | 1995 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Montesa | Cota 314 | 260 R | 1996 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | B40 | 350 - 4T | 1960 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B40 | 350 - 4T | 1961 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B40 | 350 - 4T | 1962 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B40 | 350 - 4T | 1963 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B40 | 350 - 4T | 1964 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B40 | 350 - 4T | 1965 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B40 | 350 - 4T | 1967 | Plugs Required: 1 | Cylinders: 1 |
| Norton | International | 350 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 350 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1964 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1965 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 50 | 350 | 1966 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 350 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 350 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 350 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 350 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 350 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 350 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Velocette | Mac | 350 | 1940 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Velocette | MAF | 350 | 1941 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| BSA | B34 | 499 - 4T | 1947 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1948 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1949 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1950 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1951 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1952 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1953 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1954 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1955 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1956 | Plugs Required: 1 | Cylinders: 1 |
| BSA | B34 | 499 - 4T | 1957 | Plugs Required: 1 | Cylinders: 1 |
| BSA | M33 | 499 - 4T | 1947 | Plugs Required: 1 | Cylinders: 1 |
| Acossato | CE | 50 | 1987 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Acossato | Enduro | 50 Codice | 1989 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | G2 | 50 | 1979 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | G2 | 50 | 1980 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | G2 | 50 Elle | 1979 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | G2 | 50 Elle | 1980 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | Motorella | 50 | 1979 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | Motorella | 50 | 1980 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Honda | MBX | 50 S | 1983 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.7 |
| Honda | MBX | 50 S | 1984 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.7 |
| Honda | MBX | 50 S | 1985 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.7 |
| Honda | MBX | 50 S | 1986 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.7 |
| Honda | MBX | 50 S | 1987 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.7 |
| Honda | MBX | 50 S | 1988 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.7 |
| Kawasaki | AE | 50 A1 | 1981 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AE | 50 A2 | 1982 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AE | 50 A3 | 1983 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AE | 50 A4 | 1984 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AE | 50 A5 | 1985 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 A1 | 1981 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 A2 | 1982 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 A3 | 1983 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 A4 | 1984 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 A5 | 1985 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C1 | 1986 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C10 | 1997 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C10 | 1998 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C2 | 1987 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C3 | 1988 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C4 | 1989 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C5 | 1990 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C6 | 1991 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C7 | 1994 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C8 | 1995 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Kawasaki | AR | 50 C9 | 1996 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Borile | B | 500 MT | 2007 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1946 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 16H | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 88 | 500 | 1961 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 88 | 500 | 1962 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 88 | 500 | 1963 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 88 | 500 | 1964 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 88 | 500 | 1965 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | 88 | 500 | 1966 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1959 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1960 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1961 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1962 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1963 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1964 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1965 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Dominator 88 | 500 | 1966 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1959 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1960 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1961 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1962 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1963 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1964 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1965 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | ES2 | 500 | 1966 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | International | 500 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1946 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1957 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1959 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1960 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1961 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1962 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Manx | 500 | 1963 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1946 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1948 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 18 | 500 Alloy head | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 500 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 500T | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1949 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1953 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1954 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1955 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 7 | 500 | 1956 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 77 | 500 | 1950 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 77 | 500 | 1951 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Model 77 | 500 | 1952 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Nomade | 500 | 1958 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Nomade | 500 | 1959 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Norton | Nomade | 500 | 1960 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Royal Enfield | Continental | 535 | 2013 | Plugs Required: 1 | Cylinders: 1 |
| Royal Enfield | Continental | 535 | 2014 | Plugs Required: 1 | Cylinders: 1 |
| Royal Enfield | Continental | 535 | 2015 | Plugs Required: 1 | Cylinders: 1 |
| Royal Enfield | Continental | 535 | 2016 | Plugs Required: 1 | Cylinders: 1 |
| Royal Enfield | Continental | 535 | 2017 | Plugs Required: 1 | Cylinders: 1 |
| Royal Enfield | Continental | 535 | 2018 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 77 | 600 | 1956 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 77 | 600 | 1957 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 77 | 600 | 1958 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1956 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1957 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1958 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1959 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1960 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1961 | Plugs Required: 1 | Cylinders: 1 |
| Norton | 99 | 600 | 1962 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1948 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1949 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1950 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1951 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1952 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1953 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 600 | 1954 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Classic | 600 | 1987 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1956 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1957 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1958 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1959 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1960 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1961 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Dominator 99 | 600 | 1962 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Interpol 2 | 600 | 1984 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Interpol 2 | 600 | 1985 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Interpol 2 | 600 | 1986 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Interpol 2 | 600 | 1987 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Interpol 2 | 600 | 1988 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Interpol 2 | 600 | 1989 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 19R | 600 | 1955 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 19S | 600 | 1955 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 19S | 600 | 1956 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 19S | 600 | 1957 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 19S | 600 | 1958 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 77 | 600 | 1957 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Model 77 | 600 | 1958 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Nomade | 600 | 1958 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Nomade | 600 | 1959 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Nomade | 600 | 1960 | Plugs Required: 1 | Cylinders: 1 |
| Norton | Big Four | 633 | 1947 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Benelli | T | 650 4T | 1978 | Plugs Required: 1 | Cylinders: 1 |
| Benelli | T | 650 4T | 1979 | Plugs Required: 1 | Cylinders: 1 |
| Benelli | T | 650 4T | 1980 | Plugs Required: 1 | Cylinders: 1 |
| Benelli | T | 650 Sport 4T | 1978 | Plugs Required: 1 | Cylinders: 1 |
| Benelli | T | 650 Sport 4T | 1979 | Plugs Required: 1 | Cylinders: 1 |
| BSA | Gold Star | 650 new | 2021 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Gold Star | 650 new | 2022 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Gold Star | 650 new | 2023 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Gold Star | 650 new | 2024 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Gold Star | 650 new | 2025 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Gold Star | 650 new | 2026 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Scrambler | 650 new | 2024 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| BSA | Scrambler | 650 new | 2025 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.6 |
| Royal Enfield | Continental | 650 GT | 2018 | Plugs Required: 1 | Cylinders: 1 |
| Triumph | 6T | 650 Thunderbird - 4T | 1963 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | 6T | 650 Thunderbird - 4T | 1964 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | 6T | 650 Thunderbird - 4T | 1965 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | 6T | 650 Thunderbird - 4T | 1966 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6 | 650 Trophy - 4T | 1967 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6 | 650 Trophy - 4T | 1968 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6 | 650 Trophy - 4T | 1969 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6 | 650 Trophy - 4T | 1970 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6 | 650 Trophy - 4T | 1971 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6 | 650 Trophy - 4T | 1972 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR65 | 650 Thunderbird - 4T | 1982 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR65 | 650 Thunderbird - 4T | 1983 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | TR6R | 650 Thunderbird - 4T | 1963 | Plugs Required: 2 | Cylinders: 2 | Gap (mm): 0.5 |
| Triumph | Bonneville | 750 T140V - 4T | 1979 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Triumph | Bonneville | 750 T140V - 4T | 1980 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Triumph | Bonneville | 750 T140V - 4T | 1981 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Triumph | Bonneville | 750 T140V - 4T | 1982 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Triumph | Bonneville | 750 T140V - 4T | 1983 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |
| Triumph | Bonneville | 750 T140V - 4T | 1984 | Plugs Required: 1 | Cylinders: 1 | Gap (mm): 0.5 |