Aston Martin DB4 1958-1963
Aston Martin DB5 1963-1965
Aston Martin DB6 1965-1970
Aston Martin DBS 1967-1972
Aston Martin V8 1969-1973
Aston Martin Vantage 1972-1973
Austin 1100 1962-1974
Austin 1300 1970-1974
Austin-Healey 100 Six 1956-1959
Austin-Healey 3000 1965-1972
Bentley Continental S3 1962-1965
Bentley T1 1965-1977
Bentley T2 1977-1980
Bristol 406 1958-1961
Bristol 407 1961-1963
Bristol 408 1963-1965
Bristol 409 1965-1967
Bristol 410 1967-1969
Bristol 411 1969-1976
Daimler 250 1962-1969
Daimler SP250 1959-1964
Jaguar E-Type 1961-1971
Jaguar MK II 1959-1969
Jaguar MK X 1961-1966
Jaguar S-Type 1959-1968
Jaguar XJ6 Series I 1968-1973
Jaguar XJ6 Series II 1973-1979
Jaguar XJ12 Series I 1972-1973
Jaguar XJ12 Series II 1973-1979
Jaguar XK120 1948-1954
Jaguar XK140 1954-1957
Jaguar XK150 1957-1961
Jensen 541 1954-1959
Jensen CV8 1962-1966
Lagonda Rapide 1961-1964
Lagonda V8 1961-1963
Lotus Elan 1962-1973
Lotus Elite 1957-1963
Lotus Europa 1970-1975
MG MGA 1955-1962
MG MGB 1962-1980
MG Midget 1961-1979
Morris Minor 1956-1971
Morris Oxford Series V 1959-1971
Reliant Scimitar 1964-1976
Rolls-Royce Silver Cloud II 1959-1962
Rolls-Royce Silver Cloud III 1962-1966
Rolls-Royce Silver Shadow 1965-1976
Rolls-Royce Silver Wraith 1946-1959
Rover 2000 1963-1965
Rover 3500S 1971-1973
Rover TC 2000 1965-1973
Sunbeam Alpine Series V 1965-1968
Sunbeam Tiger 1964-1967
Triumph GT6 1966-1973
Triumph Herald 1959-1971
Triumph Spitfire 1962-1980
Triumph TR4 1961-1965
Triumph TR5 1967-1968
Triumph TR6 1969-1976
Triumph Vitesse 1962-1971
TVR Griffith 1963-1970
TVR Tuscan 1967-1972
Vauxhall Victor 1957-1961
Vauxhall Viva 1963-1966
Vauxhall VX 4/90 1963-1967
Wolseley 6/110 1961-1968
Wolseley 15/60 1958-1962
Wolseley Hornet 1961-1969

1. Champion Spark Plug L78YC
2. Champion L78YC / CCH936M COPPER PLUS Spark Plug
3. Replaces 936M
4. Copper-core center electrode
5. Patented Ultraseal™ coated shell for maximum corrosion resistance
6. Patented SAC-9 semiconductor resistor
7. OE spark plugs
8. Vehicle
9. Mower
10. Weed whacker
11. Copper Plus®
12. Ultraseal™
13. SAC-9
14. Semiconductor resistor
15. OEM part number
16. Cross reference table

Standard shipping with tracking via Royal Mail or Evri for heavier parts:
- £4.99 per order for standard 2-day delivery
- £5.99 per order for Next Day delivery

Most orders are shipped the same business day if ordered before 2pm. We ship Monday through Friday.

If we unexpectedly run out of stock we may have to order your part which can take up to 1 week. We will be in touch in the rare circumstance that there is a delay to your shipment.

We want you to be completely happy with your purchase but please do not hesitate to contact us immediately if you have a problem with your order. Please ensure that you consider all the points described on our profile page accessible by clicking our name above the product title.

It is especially important that you take due care to ensure that the part you selected is compatible with your car. If in doubt, we'd prefer that you get in touch via our profile page so we can help you.