Cometic
Cometic Jaguar 3.8L XK6 88mm Bore .059in CFM Cylinder Head Gasket
Cometic Jaguar 3.8L XK6 88mm Bore .059in CFM Cylinder Head Gasket
Part number: CGSC14041-059
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Listed for: Jaguar 3.8L XK6Fitment notes & questions
Cometic Jaguar 3.8L XK6 88mm Bore .059in CFM Cylinder Head Gasket, listed for Jaguar with the 3.8L engine. Head gasket jobs take the top of the engine apart, which is why most people replace the related gaskets and bolts at the same time.
Quick facts
- Brand: Cometic
- Part type: Head gasket
- Listed for: Jaguar
- Engine: 3.8L
Listed fitment
- 1957-1964 Jaguar 3.4 Base
- 1964-1968 Jaguar 3.4 S
- 1960-1969 Jaguar 3.8 Base
- 1965-1969 Jaguar 3.8 S
- 1967-1970 Jaguar 340 Base
- 1951-1953 Jaguar C-Type Base
- 1954-1956 Jaguar D-Type Base
- 1959-1961 Jaguar Mark IX Base
- 1951-1954 Jaguar Mark VII Base
- 1955-1957 Jaguar Mark VII M
- 1957-1958 Jaguar Mark VIII Base
- 1962-1964 Jaguar Mark X Base
- 1949-1954 Jaguar XK120 Base
- 1952-1954 Jaguar XK120 M
- 1955-1957 Jaguar XK140 Base
- 1955-1957 Jaguar XK140 M
- 1955-1957 Jaguar XK140 MC
- 1958-1961 Jaguar XK150 Base
- 1958-1961 Jaguar XK150 S
- 1961-1964 Jaguar XKE Base
- 1957 Jaguar XKSS Base
Tip: Most head gaskets call for new head bolts and a flat, clean deck surface. Check the head and block before you reassemble.

Cometic head gasket for the Jaguar 3.8L XK6: what to know
A failed head gasket can mix coolant and oil, push coolant out of the system or cause overheating, so it is a job worth doing once and doing right.
Fitment notes
- Listed for: Jaguar 3.8L XK6.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from Cometic and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- Head bolts. Many engines use torque-to-yield head bolts that should not be reused.
- Coolant. Refill with the coolant type your engine calls for.
- Valve cover and intake gaskets. They come off during the job, so it is the time to replace them.
More for your car: Jaguar Parts · All Head Gaskets · Engine
Questions about Jaguar 3.8L XK6 head gasket
Will this fit my Jaguar 3.8L XK6?
What are signs of a bad head gasket?
Should I resurface the cylinder head?
Where do specs and warranty details come from?
Questions & answers
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