COMETIC SKU: 68-10242-010

Cometic Milwaukee 8 Base Gasket - .010"rc Gen2 Embossing PR — Harley-Davidson Softail Fat Boy 114, Softail Heritage Classic 114, Road King (2018-2021)

$31.55
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NOT SURE ABOUT FITMENT?

Cometic Milwaukee 8 base gasket with .010" RC Gen2 embossing, engineered for V-twin engines demanding reliable sealing during high-performance operation. Steel construction with Viton coating resists oil degradation and maintains compression seal integrity across engine duty cycles.

Features

  • Steel construction with Viton coating
  • Gen2 embossing technology
  • .010" RC thickness
  • Direct OEM replacement specification

Specifications

  • Brand: Cometic
  • Manufacturer Part #: C10242-010
  • Thickness: .010" RC
  • Length: 8 in
  • Width: 8.5 in
  • Weight: 0.5 lbs

Fitment

Fits V-twin motorcycles with Milwaukee-Eight engines, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

What does RC mean in the part number?

RC stands for "rubber coated" — the gasket has a Viton-rubber coating for superior sealing and oil resistance compared to uncoated steel.

Is this a complete gasket kit or just the base?

This is a single base gasket only. Cometic also offers complete motor kits that include head gaskets, valve stem seals, and all other engine-overhaul gaskets.

Will this fit my Milwaukee-Eight Harley or Indian?

Yes — this gasket fits V-twin motorcycles with Milwaukee-Eight engines, including Harley-Davidson and Indian Motorcycle models.

What thickness is this gasket?

This is a .010" thickness gasket with Gen2 embossing, designed for stock and mildly modified Milwaukee-Eight applications.

BRANDCometic
TYPEGaskets/Seals
SKU68-10242-010
WEIGHT0.5 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
4.87
15 RATINGS
5★ 13
4★ 2
3★ 0
2★ 0
1★ 0
✓ VERIFIED
Jan 16, 2020

Almost identical to OEM. Good fit. I did miss that they are sold as each and not as a pair. Small detail and my fault but it did slow my project down a bit.

— Anonymous
✓ VERIFIED
Oct 18, 2021

Great seals and gaskets do the job once when you use quality gaskets

— Anonymous
✓ VERIFIED
Sep 26, 2019

Seal good and I haven't had any issues..

— Anonymous
✓ VERIFIED
Jun 27, 2025

It worked like it was suppose to, delivery was quick. <br />Pleased.

— Lloyd S
✓ VERIFIED
Dec 19, 2023

Just what I needed

Needed these when changing out intake manifold. They worked perfect for my ‘03 sporty.

— Carlos L
✓ VERIFIED
Jun 12, 2023

Cometic from here on out

These seals are the only ones I'll use. others came close but, for me, these are best.

— Vincent S