S.U. ADAPTOR FOR STOCK INTAKE MANIFOLD OF HARLEY PANHEAD OR KNUCKLEHEAD

Knucklehead, Panhead O-Ring Intake Manifold Conversion Nipples.

1940-1954 Harley Knucklehead Panhead Linkert Intake Manifold USA

Harley Knucklehead Panhead Intake Manifold Plumber Style

Harley Knucklehead Panhead O-Ring Intake Manifold Zenith Bendix Chopper Bobber

Harley-Davidson Panhead Intake Manifold Kehin Bendix Tillitson Rare Vitage Model

Original Harley Panhead Knucklehead Transmission Side Shift Kicker Cover

Harley-Davidson Chrome Knucklehead Panhead Intake Manifold