Hardware

Stronger than stock and required for engine upgrades, Built to last. Fits: 2017-2023 Harley M8 Models Studs 8 studs with rounded thread roots, rather than flat, improving fatigue strength 4140 Chrome Moly studs, oil quenched and tempered to 39-44...

Upgrade your engine, but don't skimp on the bolts. Feuling ARP 12 Point Cam & Pinion Bolt kit will keep your engine secure. Stronger & Superior with a Tensile strength rated @ 17,000 psi. Fits: 2017-2020 Harley M8 Engines, 1999-2017 Twin Cam...

Add that touch of detail to your Twin Cam motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover,...

Add that touch of detail to your Twin Cam motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover,...

Add that touch of detail to your Twin Cam motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover,...

Add that touch of detail to your Twin Cam motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover,...

Add that touch of detail to your M8 motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover, Transmission End...

Add that touch of detail to your M8 motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover, Transmission End...

Add that touch of detail to your M8 motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover, Transmission End...

Add that touch of detail to your M8 motor and trans with Santoro Fabworx Chacho Bolt Kit. This Deluxe kit comes with covers and Stainless-Steel Socket Head hardware to replace your OE bolts for the Rocker Boxes, Lifter Blocks, Cam Cover, Transmission End...

Big lift cams can open up the high rpm potential of the M8 powerplant, but they can also cause their own issues due to the extra stresses and stock valvetrain geometry. Excessive valve thrust and valvetrain wear drove S&S engineers to design...

Building your M8 for big power? We've got the parts you need to bulletproof the top end of your valvetrain in one convenient kit! S&S performance parts are direct replacement for OEM pieces, but are stronger and more durable, giving your M8 the...

Extend the life of your cylinder heads in your M8. Fits: 2017-2023 Harley M8 Models Extends the life of your cylinder heads Helps prevent damage to the rocker arm towers Re-torque rocker arm nuts after installation 12-point nuts Black oxide...

Stronger than stock and required for engine upgrades, these M8 head bolts from S&S provide the strength you need. Be worry free about snapping the bolts. Fits: 2017-2023 Harley M8 Models Made from heat-treated 8640 steel 200,000 psi ultimate...