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Cometic C5255-080 MLS Cylinder Head Gasket for Chevrolet W-Series Big Block - 348/409

(Chevrolet Impala 1958-65, C10 Pickup 1960-61, El Camino 1959-60, Suburban 1961, K10 Pickup 1960-61, C20 Pickup 1960-61, Bel Air 1958-65 + 14 more models)

Part of: Cometic MLS Cylinder Head Gasket Bore Honda

Other options in this family: Cometic C4311-040 Cometic C4251-030 Cometic C4232-030 Cometic C4962-028 Cometic C5434-051

Manufacturer

Picture for manufacturer Cometic

Part Number

C5255-080
9 reviews
Sale Price

$157.59

Estimated ship date Monday, November 23

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Product Details

The Cometic C5255-080 is a high-performance multi-layer steel (MLS) cylinder head gasket designed specifically for Chevrolet 348 and 409 cubic inch W-Series big block V8 engines. This precision-engineered gasket features a 4.200-inch bore diameter and 0.080-inch compressed thickness, providing superior sealing and durability in demanding applications.

Key Features:

  • Multi-layer steel (MLS) construction for maximum strength and reliability
  • 0.080-inch compressed thickness allows for custom compression ratio tuning
  • 4.200-inch bore diameter specifically sized for 348/409 W-Series engines
  • Superior combustion sealing compared to conventional composite gaskets
  • Designed to withstand extreme cylinder pressures in performance and racing applications
  • Resistant to coolant and oil contamination

Cometic's MLS gaskets feature multiple layers of stainless steel with integrated viton rubber sealing beads, providing exceptional sealing under thermal cycling and high-stress conditions. This gasket is ideal for street performance, racing, and restoration builds using the classic Chevrolet W-Series big block engine family.

Products specifications

Fits

Chevrolet Impala 1958-65, C10 Pickup 1960-61, El Camino 1959-60, Suburban 1961, K10 Pickup 1960-61, C20 Pickup 1960-61, Bel Air 1958-65, K20 Pickup 1960-61, C30 Pickup 1960-61, Biscayne 1958-65, Truck 1958, 1960, Kingswood 1959-61 + 9 more models

Prop 65

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

Everything went according to schedule....thank you

quick and easy... I needed braided brake lines and once I googled the subject 'your site came up' and next thing I knew I had ordered confirmed...

Easy checkout

Why couldn't I put in WORKATHOME15 for discount?

Great service

Will be able to give better review when order is received.

Delivered on time

Correct part and delivered quickly.

Easy process

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