What specific Harley-Davidson models does this gasket kit fit?

This kit is designed for 2017-2021 Harley-Davidson M8 models with 107 cubic inch engines. This includes popular models like the Road King, Street Glide, and Heritage Classic.

Does this kit include all the gaskets needed for a top-end rebuild?

Yes, this Twin Power Top End Gasket Kit includes all the necessary gaskets required when performing a top-end repair or replacement on your M8 engine.

What is the bore size and head gasket thickness included in this kit?

The kit is for a 3.937-inch bore size and includes a .030-inch thick head gasket, specifically for the 107 CI engine configuration.

Twin Power 17-Up M8 107 CID Top End Gasket Kit Replaces H-D 25700729 3.937 Bore .030 Head Gasket

Specifications

Brand: TwinPower
Part #: 043361
UPC: 887337403168

Twin Power 17-Up M8 107 CID Top End Gasket Kit Replaces H-D 25700729 3.937 Bore .030 Head Gasket

Name: Twin Power 17-Up M8 107 CID Top End Gasket Kit Replaces H-D 25700729 3.937 Bore .030 Head Gasket
Brand: TwinPower
SKU: twinpower-twin-power-17-up-m8-107-cid-top-end-gasket-kit-replaces-h-d-25700729-3-t14-702709
Price: 279.54 USD
Availability: BackOrder

$279.54

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Twin Power M8 107 CID Top End Gasket Kit. Replaces H-D 25700729. Includes .030 head gasket for 107CI engines.

Key Features

Fits 2017-2021 Harley-Davidson M8 models with 107 CID engines.
Includes all necessary gaskets for top-end engine repair or replacement.
Replaces Harley-Davidson part number 25700729.
Features a 3.937-inch bore size.
Comes with a .030-inch thick head gasket.
Well-built and made in the USA.

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Will this fit your vehicle?

Product Details

When you're getting into the top end of your M8 engine for repairs or a rebuild, this Twin Power gasket kit gives you all the essential gaskets you'll need to get the job done right. It's designed to replace the Harley-Davidson part number 25700729 and is specifically for the 107 cubic inch (CID) engine with a 3.937-inch bore, including a .030-inch thick head gasket.

This kit is well-built and made in the USA, ensuring you have reliable components for your engine work. Having all the necessary gaskets in one package saves you time and hassle, making sure you don't have to hunt down individual parts. This is a solid option for anyone working on their M8 engine, whether it's a routine service or a more involved repair.

This gasket kit fits a range of Harley-Davidson models from 2017 through 2021, including popular bikes like the Road King, Street Glide, and Ultra Limited. Having the correct gaskets is crucial for a proper seal and to prevent leaks after reassembly.