Cometic Evo Sportster EST Gasket Kit - Oe#17049-04a — Harley-Davidson Sportster 1200 Custom, Forty-Eight, Roadster (2007-2019)

Cometic Evo Sportster EST Gasket Kit with OE# 17049-04a provides every gasket, seal, washer, and o-ring needed for a complete engine overhaul on Evo Sportster V-twins. Features MLS head gaskets, steel Viton-coated base gaskets, and Cometic's Extreme Sealing Technology for reliable performance.

Features

• Complete motor gasket kit — all seals included
• MLS head gaskets
• Steel Viton-coated base gaskets
• Blue Viton valve stem seals
• AFM material components
• EST (Extreme Sealing Technology)

Specifications

• Brand: Cometic
• Manufacturer Part #: C9177
• OE Reference #: 17049-04a
• Weight: 1.2125 lbs

Fitment

Fits Harley-Davidson Evo Sportster models with V-twin engines.

Frequently Asked Questions

What's included in this gasket kit?

Every gasket, seal, washer, and o-ring needed for a complete engine overhaul — head gaskets, base gaskets, valve stem seals, and more.

What is EST (Extreme Sealing Technology)?

Cometic's proprietary technology using MLS head gaskets and Viton coatings to improve sealing performance and reliability in high-performance V-twin engines.

Will this fit my specific Harley model year?

This kit fits Evo Sportster engines. Verify your engine type matches before ordering — Evo-block bikes only, not Twin Cam or Milwaukee-Eight.

Do I need any other gaskets after buying this kit?

No — this is a complete motor kit, so all internal engine gaskets and seals are included for a full overhaul.