James, top end gasket kit. Knuckle

With 0.045" PTFE coated 3-5/16" bore head gaskets, and .020" RCM (Rubber Coated Metal) cylinder base gaskets. Includes all required gaskets and seals for a top end rebuild. OEM replacement reference 17034-38.

Fits: > 38-47 E, EL (1000cc / 61") and F, FL (1200cc / 74") Knucklehead (NU)