World's Largest Aftermarket Motorcycle Parts and Accessories Superstore!


Cometic Gaskets Big Bore Top End Kit

Select your motorcycle to guarantee fitment! Select A Motorcycle

  • Cometic Gaskets Big Bore Top End Kit
Product may vary from photo(s).


The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info Gold Club Price: $96.29

Free Ground Shipping

Checking availability...

– Order in the next to ship today

J&P Part: 434-472


Cometic Gaskets Overview

Cometic Gaskets Big Bore Top End Kit

• Cometic Gaskets advanced engineering and manufacturing process allows them to bring you the best availible gaskets for your bike

• Design engineers have the ability to analyze the environment the gasket will perform in, select the proper material, and apply the appropriate technology to offer the highest performing gaskets available on the market

• Big bore top end gasket set

• 3-3/4″ bore

• .040″ head gasket

Made In The USA This product was proudly made in the USA

Product Specs

Manufacturer Part Number: C9138

Sold in Units: Kit

Thickness: .030″

Fast Free Shipping on Orders at $99.99 & Over
Free Tech
120 Day

Select Your Motorcycle

Live Help

Get Help From Our Industry Experts

Call Us 24/7 1-800-318-4823

Help / FAQs