Cometic, EST rocker cover gasket kit. Evo Big Twin - 92-99 Evo Big Twin (NU) 517254 The finest assemblies available

The finest assemblies available

unisex model that tops our sales charts year after year

Features removable

Fits: > Head Cup: 49-20 B

replace OEM #s 47554-73 (end cover) and 7725 (lock nut)

Cometic, EST rocker cover gasket kit. Evo Big Twin - 92-99 Evo Big Twin (NU) 517254 The finest assemblies availableKit for two cylinders. EST's embossed stainless steel metal substrate is coated with a proprietary high temperature rubber material that virtually eliminates leakage when joining two metal surfaces. Rocker cover gaskets are . 020" thick and have . 005" of high temperature rubber on both sides. They will not weep, extrude, tear or become brittle over time.