Cometic C4901-188 Jaguar XK6 3.4L Rear Main Seal Gasket

The Cometic C4901-188 is a precision-engineered rear main seal gasket designed specifically for Jaguar 3.4L XK6 engines. This critical sealing component prevents oil leaks between the crankshaft and engine block at the rear main seal location, ensuring reliable engine operation and preventing costly oil loss.

Key Features:

• Multi-Layer (ML) construction for superior sealing performance
• 0.188-inch compressed thickness for precise fitment
• Manufactured from high-quality stainless steel layers for increased strength and corrosion resistance
• Embossed design conforms to sealing surfaces for optimal leak prevention
• No sealants required for installation
• Resistant to extreme temperatures and oil exposure

Cometic's Multi-Layer gasket technology features multiple embossed layers of stainless steel that provide excellent rebound characteristics and durability. The precision-engineered design ensures a proper seal even under demanding operating conditions, making this gasket ideal for both stock restorations and performance applications on classic Jaguar XK6 powerplants.