My Account
My Garage
Shopping Cart
MY GARAGE Select Vehicle
MY GARAGE

Cometic C8871 Copper Head Gasket 66mm Bore .043" for Yamaha RD350

Manufacturer

Part Number

C8871
Sale Price

$30.32

Estimated ship date Sunday, November 29

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Cometic C8871 is a premium copper cylinder head gasket engineered specifically for 1973-1975 Yamaha RD350 motorcycles. This high-performance gasket features a 66mm bore diameter and .043" (1.09mm) compressed thickness, making it ideal for stock or mildly modified two-stroke engines.

Key Features:

  • Premium copper construction for superior heat dissipation and sealing
  • 66mm bore diameter designed for Yamaha RD350 applications
  • .043" compressed thickness for precise compression control
  • Engineered for high-performance two-stroke engines
  • Manufactured in the USA with quality materials
  • Provides reliable sealing under extreme combustion pressures

Cometic gaskets are trusted by championship-winning race teams and enthusiasts worldwide for their precision engineering and durability. Copper head gaskets offer excellent conformability to irregular surfaces while maintaining consistent compression ratios, making them a popular choice for performance applications.

Great price and fast shipping! Did I mention a great price!

Good product and great price.

very easy to do

1st order, prompt service, delivered within 5 days.

Got it quick and it was just what I ordered.

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy