NGK R6725-11 4311 Spark Plug Racing R672511

Aston Martin V8 Vantage 1977-1989
Austin 1800 1964-1968
Austin Cambridge 1954-1959
Austin Westminster 1954-1959
Austin-Healey 3000 1965-1972
Bentley Continental S1 1955-1959
Bentley S2 1959-1962
Bentley S3 1962-1965
Bristol 400 1947-1950
Bristol 401 1949-1953
Bristol 402 1949-1950
Bristol 403 1953-1955
Bristol 404 1953-1955
Bristol 405 1954-1958
Bristol 406 1958-1961
Bristol 407 1961-1963
Bristol 408 1963-1966
Bristol 409 1965-1967
Bristol 410 1967-1969
Bristol 411 1969-1976
Bristol 412 1975-1982
Jaguar E-Type Series 1 1961-1968
Jaguar E-Type Series 2 1968-1971
Jaguar E-Type Series 3 1971-1975
Jaguar Mark 2 1959-1967
Jaguar Mark V 1948-1951
Jaguar Mark VII 1950-1957
Jaguar Mark VIII 1956-1958
Jaguar Mark IX 1958-1961
Jaguar Mark X 1961-1966
Jensen 541 1954-1959
Jensen 541R 1960-1963
MG MGA 1955-1962
MG MGB 1962-1980
MG MGC 1967-1969
MG Magnette ZA 1953-1956
MG Magnette ZB 1956-1958
MG Magnette Mark III 1958-1961
MG Magnette Mark IV 1961-1969
Morris Minor 1000 1956-1971
Morris Oxford 1954-1959
Morris Six 1954-1959
Morris Ten 1954-1959
Rover P4 75 1950-1954
Rover P4 90 1953-1959
Rover P5 3-Litre 1958-1961
Rover P5B 3.5-Litre 1967-1973
Rover P6 2000 1963-1973
Rover P6 2200 1966-1977
Rover P6 3500 1968-1976
Triumph Herald 1959-1971
Triumph TR2 1953-1955
Triumph TR3 1955-1957
Triumph TR4 1961-1965
Triumph TR4A 1965-1967
Triumph TR5 1967-1968
Triumph TR6 1968-1976
Wolseley 4/44 1952-1956
Wolseley 6/90 1954-1959
Wolseley 6/99 1954-1959
Wolseley 6/110 1959-1961
Wolseley 6/99 Mark II 1961-1967
Wolseley 6/110 Mark II 1961-1967

NGK

- OEM part number: R672511, 4311
- Equivalent part number: None listed

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.