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 V8 Volante 1978-1989
Austin-Healey 100 1953-1956
Austin-Healey 100-6 1956-1959
Austin-Healey 3000 1959-1967
Bentley S1 1955-1959
Bentley S2 1959-1962
Bentley S3 1962-1965
Bentley T1 1965-1977
Bentley T2 1977-1980
Bristol 400 1946-1950
Bristol 401 1948-1953
Bristol 402 1949-1953
Bristol 403 1953-1955
Bristol 404 1953-1955
Bristol 405 1955-1958
Bristol 406 1958-1961
Bristol 407 1961-1963
Bristol 408 1963-1965
Bristol 409 1965-1967
Bristol 410 1967-1969
Bristol 411 1969-1976
Bristol 412 1975-1976
Bristol Beaufighter 1980-1993
Daimler 2.5 V8 1962-1969
Daimler V8 250 1962-1969
Jaguar C-Type 1951-1953
Jaguar D-Type 1954-1957
Jaguar E-Type 1961-1974
Jaguar Mark 1 1955-1959
Jaguar Mark 2 1959-1967
Jaguar Mark IX 1958-1961
Jaguar Mark X 1961-1970
Jaguar S-Type 1963-1968
Jaguar XJ6 1968-1973
Jaguar XJ12 1972-1973
Jaguar XK120 1948-1954
Jaguar XK140 1954-1957
Jaguar XK150 1957-1961
Jensen 541 1954-1959
Jensen C-V8 1962-1966
Lagonda 3-Litre 1953-1958
Lagonda Rapide 1961-1964
Lotus Elite 1958-1963
Lotus Elan 1962-1973
Lotus Europa 1966-1975
Mercedes-Benz 300SL 1954-1963
MG MGA 1955-1962
MG MGB 1962-1980
Morgan 4/4 1955-1969
Morgan Plus 4 1955-1969
Morgan Plus 8 1968-2004
Morris Minor 1948-1971
Rolls-Royce Silver Dawn 1949-1955
Rolls-Royce Silver Cloud 1955-1966
Rolls-Royce Silver Shadow 1965-1980
Rolls-Royce Silver Wraith 1946-1959
Sunbeam Alpine 1953-1955
Sunbeam Alpine 1959-1968
Sunbeam Tiger 1964-1967
Triumph Herald 1959-1971
Triumph Spitfire 1962-1980
Triumph TR2 1953-1955
Triumph TR3 1955-1957
Triumph TR3A 1957-1962
Triumph TR4 1961-1965
Triumph TR4A 1965-1967
Triumph TR5 1967-1968
Triumph TR6 1969-1976
TVR Grantura 1958-1967
TVR Griffith 1963-1967
TVR Vixen 1967-1972

1. Gunson G4053 Carbalancer
2. Easy read scale
3. Adjustment to optimize efficiency
4. Internal combustion engines
5. Mixture of air and petrol
6. Performance influenced by air flow and petrol metering
7. Correct mixture adjustment
8. Twin or Multiple carburettors
9. Suitable for SU, Solex, Auto-Lite (Formoco) Stromberg, Weber, and Zenith
10. Can be adjusted to fit most carburettors
11. Side-draught and down-draught with air intakes (Venurei)
12. Diameter from 25mm to 67mm (1-2)
13. Easy read scale for air flow
14. Adjustment to optimum efficiency
15. Smoother and better acceleration
16. Easy to follow instructions
17. OEM part number (or numbers, if there are several)
18. Equivalent product number(s)

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.