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Cometic, EST top-end gasket kit. M8 4.250" bore

Product code: 568517
Sale price£191.02

Availability: Out of stock
Estimated supplier restock: 14 November 2026 Supplier estimate, subject to change. Delivery time is additional once stock arrives.

The details that matter

Details

Description

EST (Extreme Sealing Technology). With MLS (Multi-Layer-Steel) .030" thick head gaskets. The SLS (Single-Layer-Steel) cylinder base gaskets and SLS rocker cover gaskets used in these sets are .020" thick and have .001" of high temperature viton rubber coating on both sides.
Kit comes with all gaskets, seals and o-ring for a complete top end rebuild.
Note: Fits Softail, Touring & Trike models with both oil cooled and water cooled heads. The special design head & base gasket allows the gaskets to fit into the cylinder bore embossement... while even keeping the oil cooling port open on oil cooled heads.
Note: With this gasket the 4.250" big bore size is a true bolt-on application for both oil & water cooled M8 models.

Specifications

Unit KIT

Fitment

18-24 Softail; 17-24 FLT/Touring; 17-24 Trikes. With both oil cooled and water cooled heads with bores up to 4.200"

Part numbers

Supplier SKU 568517
Manufacturer part C10223-030

Specifications

BrandCometic
CategoryDerby covers seal kits

Fitment

Part numbers

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