Gaskets and Seals› Engine Gaskets and Seals

Cometic Gasket

Cometic Harley-Davidson 99-Up 4 1/8in Twin Cam .040in H/G.020inBase T/E Kit

$147.46

SKU: C006 C9976

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Cometic C9976 is a top-end gasket kit designed for 4-stroke engines with a 4.125" bore. It features embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber material.

It includes components with a 1.02 MM thickness. The product is sold as a kit.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCometic Gasket
Part NumberC006 C9976

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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