TwinPower TWP Gaskets Gasket Kits - 043190

Twin Power™ rubber-covered steel base gaskets for 3.5 inch-bore XL engines deliver durable cylinder-to-case sealing, ideal for Evolution Sportster rebuilds and performance upgrades.

Twin Power 86-05 XL Base Gasket 3.5 Inch Bore Replaces H-D 16774-96 .020 Rubber Covered Steel Pr

Rubber coated steel construction for strong, long-lasting sealing

Base Gasket, 3.5 in. Bore, .020 in. Rubber Covered Steel, Pair

Sized for 3.5 inch bore 1986-2005 XL engines

Sold as a pair for both cylinders

Cylinder Base Gaskets