COMETIC SKU: 68-9750F

Cometic Evo Big Twin EST Gasket Kit — Harley-Davidson Electra Glide Classic, Softail Custom, Softail Heritage Classic (1984-1999)

$353.56
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Cometic Evo Big Twin EST gasket kit supplies every gasket, seal, washer, and o-ring needed for a complete engine overhaul on Evo Big Twin V-twins. Features MLS head gaskets, steel Viton-coated base gaskets, and blue Viton valve stem seals for reliable sealing under high performance.

Features

  • MLS head gaskets
  • Steel Viton-coated base gaskets
  • Blue Viton valve stem seals
  • AFM material construction
  • Complete overhaul kit — all gaskets and seals included

Specifications

  • Brand: Cometic
  • Manufacturer Part #: C9750F
  • Weight: 1.91 lbs

Fitment

Fits Evo Big Twin V-twin motorcycles including Harley-Davidson Evo models.

Frequently Asked Questions

What's included in this kit?

Every gasket, seal, washer, and o-ring needed for a complete engine overhaul on Evo Big Twin engines.

Can I use this for a partial gasket replacement?

Yes — the kit contains individual components, so you can use only what you need or keep extras for future work.

Are these gaskets better than OEM?

Cometic's MLS and Viton materials are engineered to match or exceed OEM performance with improved reliability under high performance.

Will this fit Indian Motorcycle V-twins?

This kit is designed for Evo Big Twin engines. Verify your Indian model's engine type before ordering — some Indian engines use different gasket sizes.

BRANDCometic
TYPEGaskets/Seals
SKU68-9750F
WEIGHT1.91 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
4.84
61 RATINGS
5★ 54
4★ 5
3★ 1
2★ 1
1★ 0
✓ VERIFIED
Jan 20, 2021

5 stars! fit perfect! snug enough to hold its self in place while installing exhaust, but not so tight as to cause gasket damage when inserting into place.

— Anonymous
✓ VERIFIED
Mar 25, 2022

I was shiped only one gasket. didnt i need 2?

— Anonymous
✓ VERIFIED
Nov 3, 2021

Perfect fit, excellent choice for replacing the OE PART

— Anonymous
✓ VERIFIED
May 19, 2026

Exactly what I was looking for

Perfect fit and great price

— Rich Q
✓ VERIFIED
Apr 5, 2026

Im going to order more stuff!!!

The donut was exactly as pictured online.The item was delivered faster than anything I've received that I can remember, except maybe Starbucks.Thats how fast it hit my doorstep.No problems whatsoever.

— Mark G
✓ VERIFIED
Feb 11, 2026

Won’t buy anything else

Good product only one that doesn’t get blown out

— Cory C