BIG BORE BASE GASKETS FOR BIG TWIN EVOLUTION

Available in two different thicknesses to help tailor fit your desired compression ratio or the piston deck height. These gaskets are made of steel with embossed edges around the cylinder spigot and the oil drain back hole for a no leak fit that will not extrude out like the OEM paper type are known to do. Sold in pairs.

Mid-USA Part Number: 60433

UOM: SET