COMETIC SKU: 68-9282

Cometic Evolution Big Twin Rocker Box Cover Gasket 5-Pack - Harley Evolution Big Twin

$120.000,00
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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.

Keep your Evolution Big Twin buttoned up tight with this Cometic rocker box cover gasket kit. Engineered as a direct OE replacement, these gaskets are designed to seal under the heat and pressure of a running V-twin, preventing leaks and maintaining peak engine performance. This five-pack ensures you have spares for future service or multiple builds.

Why riders pick this

  • Direct OE replacement for Evolution Big Twin engines
  • Engineered to prevent leaks under heat and pressure
  • Five-pack ensures you have spares on hand
  • Reliable sealing for rocker box covers
  • Maintains engine integrity and performance

When you're wrenching on an Evolution Big Twin, reliable sealing is non-negotiable. These Cometic rocker box cover gaskets are built to OE specifications, meaning they match the factory fit and performance to keep your oil where it belongs. Whether you're doing routine maintenance or a full top-end refresh, having a fresh set of gaskets is crucial for preventing frustrating leaks.

Engineered for Lasting Performance

  • Direct OE replacement for a perfect fit and reliable seal
  • Designed to withstand the thermal cycles and pressures of V-twin engines
  • Five-pack quantity ideal for shops or riders who keep spares
  • Ensures proper sealing of rocker box covers, preventing oil leaks

The Right Seal for Your Evo

Installing new rocker box gaskets is a critical step in any top-end work. These Cometic gaskets provide the peace of mind that comes with using a quality component. They're an essential part of maintaining the integrity of your Evolution Big Twin engine, ensuring that your Harley-Davidson or Indian Motorcycle runs strong and clean.

Specifications

  • Brand: Cometic
  • Manufacturer Part #: C9282
  • Length: 8 in
  • Width: 8.55 in
  • Height: 0.65 in
  • Weight: 0.09 lbs

Common questions

How many gaskets are included in this pack?

This pack includes five Cometic rocker box cover gaskets, providing enough for multiple services or to keep as spares.

Will this gasket fit my Evolution Big Twin Harley-Davidson?

Yes, these gaskets are specifically designed for Evolution Big Twin rocker boxes found on Harley-Davidson models from 1984-1999, including Touring, Softail, and Dyna platforms.

Is this an OEM Harley-Davidson part?

No, this is a Cometic OE-specification replacement gasket. It is engineered to meet or exceed the dimensions and sealing performance of the original Harley-Davidson gasket.

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
SKU68-9282
WEIGHT0.09 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
5
3 RATINGS
5★ 3
4★ 0
3★ 0
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1★ 0
✓ VERIFIED
Sep 12, 2021

Good product

— Anonymous
✓ VERIFIED
Jul 6, 2012

rocker box lower metal gasket is superior than paper very good kit

— Anonymous
✓ VERIFIED
Jun 27, 2012

Fit was right on. There was no fighting to get things put back together.

— Anonymous