COMETIC SKU: 68-9954

Cometic Evolution Sportster Rocker Cover Gasket Kit - Harley-Davidson Sportster

$63.18
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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.

Keep your Evolution Sportster engine sealed tight with a Cometic rocker cover gasket kit. This direct replacement is engineered with modern materials and precision manufacturing to prevent leaks from the rocker box.

Why riders pick this

  • Engineered for Evolution Sportster rocker covers
  • Constructed from advanced gasket materials
  • Direct replacement for OE gaskets
  • Prevents oil seepage and maintains engine seal

When you're working on your Evo Sportster's top end, a reliable rocker cover gasket is crucial for preventing oil leaks and maintaining engine integrity. This Cometic kit provides a direct replacement for your stock gaskets, ensuring a precise fit and dependable seal.

Engineered for a Leak-Free Top End

  • Designed specifically for Evolution Sportster rocker cover applications
  • Constructed from modern, high-quality gasket materials
  • Direct replacement for the original equipment gasket
  • Ensures a secure and long-lasting seal on your V-twin engine

Maintain Your Evo Sportster

Whether you're performing routine maintenance or a more involved engine service, these Cometic rocker cover gaskets are a smart choice. They're built to withstand the demands of V-twin operation, helping you keep your Sportster running strong and leak-free. Confirm fitment for your specific year and model before ordering.

Specifications

  • Brand: Cometic
  • Manufacturer Part #: C9954
  • Length: 9.1 in
  • Width: 7.5 in
  • Height: 2 in
  • Weight: 0.425 lbs

Common questions

What engine does this gasket kit fit?

This kit is specifically designed for Evolution Sportster engines. Please verify your bike's engine generation using our Shop by Bike tool before ordering, as Twin Cam and Milwaukee-Eight models require different gaskets.

Is this a direct bolt-on replacement?

Yes, this gasket kit is a direct replacement for the stock rocker cover gaskets on Evolution Sportster models and installs without modification.

What's included in this kit?

This kit includes the necessary gaskets to seal one rocker cover on an Evolution Sportster engine. No additional hardware is included.

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
SKU68-9954
WEIGHT0.43 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
5
5 RATINGS
5★ 5
4★ 0
3★ 0
2★ 0
1★ 0
✓ VERIFIED
May 8, 2025

Fit perfect, good quality. No leaks so far after running.

— Kirk h
✓ VERIFIED
Mar 28, 2019

Great gasket kit

— Anonymous
✓ VERIFIED
Dec 8, 2012

This product was exactly what I needed. Performed well when installed.

— Anonymous
✓ VERIFIED
Jan 27, 2012

Hi quality gasket.

— Anonymous
✓ VERIFIED
Jul 25, 2007

What can I say, worked perfectly, great fit, no leaks. Recommended.

— Anonymous