V-Twin 10-1086 - Panhead Cylinder Heads 3-5/8" Big Bore

V-Twin Motor Shop Ready single plug type Panheads are assembled and are ready to install.
Heads are assembled with cast iron guides valve stem seals nitrated valves Shovelhead intake and Panhead exhaust stock style springs and retainers. Features Shovelhead exhaust pipe flange and intake ports accept. Shovelhead o-ring type manifolds. Matched rocker arm assemblies are installed with heat treated studs nuts and oilers. Panheads feature external oiler for Big Bore applications with up to a .550 lift cam. Order o-ring type intake manifold separately. These heads also accept 3-5/8" big bore Shovelhead cylinders with 98.6mm cylinder flange. Top oiler holes have a 1/8" National Pipe Thread. 1/8" National Pipe Thread pipe plugs are installed.
Fits Vtwins:
FL 1963-1965

Tech Note:

May require outside oiling