Gaskets and Seals› Engine Gaskets and Seals
Cometic Gasket
Cometic Harley-Davidson 86-87 1100 EVO Top End Rebuild Kit
SKU: C006 C9761
Easy — 1–2 hours
Description
Part #: C9761
Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil. We are constantly updating and adding models to our ever growing library of gaskets for Powersports, Street Bikes, Snowmobiles, Harley-Davidson and V-Twin applications.
Top End EST Gasket Kit | 3.500in. Bore
Fitment
Fitment Guaranteed
Don’t gamble
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
| Brand | Cometic Gasket |
| Part Number | C006 C9761 |
Videos
Review and Install of the Cometic Gasket for The Harley Primary Cover.
Cometic Gaskets presented by J&P Cycles.
Reviewing Cometic's MLX Head Gaskets
How-To: Leaky Rocker Box Gasket Fix on Harley-Davidson Sportster
Back to Basics: Evo Sportster Rocker Box Gasket Service
Harley Sportster, 883 to 1200, Top End Gasket Prep (Critically Important !!)
Cometic Gasket failure
How to Seal Harley Davidson Gaskets and Seals
Harley-Davidson MLS Head gaskets | Torque Values | Doc Harley
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.
View Full Return Policy