COMETIC SKU: 68-9147

Cometic Complete Engine Gasket Kit - Twin Cam EST Harley-Davidson

$457.000,00
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About Cometic

Cometic Gasket manufactures multi-layer steel head gaskets and complete gasket kits in Concord, Ohio. On a built V-twin running higher compression or a big-bore kit, the MLS head gasket is what keeps the top end sealed — which is why Cometic is the default spec on so many engine builds.

Undertake a complete engine overhaul with confidence using the Cometic Twin Cam EST gasket kit. This comprehensive kit provides every gasket, seal, washer, and o-ring needed to rebuild your Twin Cam-equipped V-twin motorcycle.

Why riders pick this

  • Complete engine overhaul kit for Twin Cam EST
  • Features MLS head gaskets and Viton seals
  • Includes all necessary gaskets, washers, o-rings
  • Engineered with AFM material components
  • Designed for modern high-performance Twin Cam engines

When you're tearing down a Twin Cam EST engine for a full rebuild, you need a gasket kit that leaves nothing to chance. Cometic delivers with this all-inclusive kit, featuring advanced materials engineered to stand up to the demands of modern performance V-twins. It's the foundation for a reliable and powerful engine rebuild.

Advanced Sealing for High Performance

  • Multi-Layer Steel (MLS) head gaskets for superior cylinder sealing
  • Steel Viton-coated base gaskets offer enhanced durability and heat resistance
  • Blue Viton valve stem seals optimize valve train performance
  • AFM material components provide robust and reliable sealing
  • Complete kit ensures no missing seals for your engine overhaul

Ready for Your Next Engine Project

This Cometic Twin Cam EST gasket kit is designed for the serious builder or mechanic. With every necessary sealing component included, from the top end to the bottom, you can focus on the rebuild process without the hassle of sourcing individual parts. It's built to provide a long-lasting, leak-free engine, ensuring your Harley-Davidson performs at its best after the overhaul.

Specifications

  • Brand: Cometic
  • Manufacturer Part #: C9147
  • Length: 9 in
  • Width: 7.1 in
  • Height: 1.7 in
  • Weight: 0.92 lbs

Common questions

What types of gaskets are included in this kit?

This complete kit features MLS (Multi-Layer Steel) head gaskets, steel Viton-coated base gaskets, blue Viton valve stem seals, and other AFM material components, covering all sealing needs for an engine overhaul.

Is this gasket kit compatible with all Harley-Davidson Twin Cam models?

This kit is specifically engineered for Harley-Davidson Twin Cam EST engines. It is crucial to confirm your engine's exact designation to ensure proper fitment for your model.

Will I need to purchase any additional seals or gaskets for a full engine rebuild?

No, this is a comprehensive kit designed to supply every gasket, seal, washer, and o-ring required for a complete engine overhaul, eliminating the need for separate purchases.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDCometic
TYPEGaskets/Seals
SKU68-9147
WEIGHT0.92 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
4.6
15 RATINGS
5★ 12
4★ 2
3★ 0
2★ 0
1★ 1
✓ VERIFIED
Sep 10, 2023

It is still in the mail somewhere. Not able to rate at this time.

— Brian B
✓ VERIFIED
Nov 16, 2022

I've been using cometic gaskets for a number of years. They never fail me they are a great gasket maker

— Anonymous
✓ VERIFIED
Feb 7, 2022

Seems to be fine

— Anonymous
✓ VERIFIED
Jul 28, 2020

Fit perfectly

— Anonymous
✓ VERIFIED
Apr 30, 2020

Good

— Anonymous
✓ VERIFIED
Mar 31, 2020

5 Stars

— Anonymous