My Account
My Garage
Shopping Cart
MY GARAGE Select Vehicle
MY GARAGE

Cometic C4304-059 Jaguar Cylinder Head Gasket Bore - 3.4L XK6 85mm

(1951-1957 Jaguar Mark VII; 1957-1958 Jaguar Mark VIII; 1949-1953 Jaguar XK120; 1955-1957 Jaguar XK140; 1958-1961 Jaguar XK150)

Manufacturer

Part Number

C4304-059
Sale Price

$137.14

Estimated ship date Saturday, November 21

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Cometic C4304-059 is a high-performance cylinder head gasket specifically engineered for the Jaguar 3.4L XK6 inline six-cylinder engine. This precision-manufactured gasket features a .059" (1.5mm) compressed thickness and an 85mm bore diameter, providing exceptional sealing performance for both stock and modified engine applications.

Key Features:

  • CFM (Ceramic Fiber Material) construction for superior heat resistance and durability
  • .059" compressed gasket thickness for precise compression control
  • 85mm bore diameter designed specifically for Jaguar XK6 engine specifications
  • Multi-layer construction ensures consistent clamping pressure across the entire sealing surface
  • Resists blowout and maintains seal integrity under extreme temperatures and pressures
  • Compatible with both stock and performance engine builds

Cometic gaskets are trusted by professional engine builders and enthusiasts worldwide for their precision fit and long-lasting reliability. The CFM material provides excellent thermal stability and conformability to sealing surfaces, making it ideal for classic Jaguar engine restoration and performance applications.

Products specifications

Fits

1951-1957 Jaguar Mark VII; 1957-1958 Jaguar Mark VIII; 1949-1953 Jaguar XK120; 1955-1957 Jaguar XK140; 1958-1961 Jaguar XK150

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Autoplicity had the lowest price by far and shipping was very fast (ordered Wednesday evening, arrived Saturday morning). I will definitely order from Autoplicity again!

Very pleasant order over the phone. Gentleman was smart, cheerful and helpful.

Loved being able to validate and pay via amazon!

Just what you want from a merchant but don't expect; fast, courteous service and attention to the details of your order. I'm a happy consumer. Thank you, Autoplicity. I'll be back.

Autoplicity cares about there customers. I ordered a flash programmer and got to the last page and never got a confirmation of the order. I used the website chat and talked to somebody about it right away. So I ordered again and got a conformation. But both went though. Autoplicity called me next day a.m. to see if I made a mistake. Thanks for letting me know and correcting to one order. Saved me from shipping back a product I dind't need.

Good products with low prices. Easy website and pament options.

Exact product as promised with the best price on the internet. Product shipped fast and had a tracking number to keep me up to date on my order. I would order from again without hesitation and will tell friends.

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy