O.S. Engines

Screw Set (8): 37SZ-H

Screw Set (12): FS-120 Surpass

Bearing R-1350ZZ

Crankshaft Clamp: GT15, 105, 91 Heli

Booster Cable: Single

Spring Choke Friction: WLA-2, GT55

Carburetor Rotor: 61E New 91HZ

Ball Link #3 20K: 21VZ-R

18TM Revo Manifold

Idle Adj Valve STP #6H7L8H

Needle Holder 21M: 21XZ-R

Meter Needle Assembly #12FB: 12XZ Speed

Piston Pin: 21XZ-R

Cover Plate: 28XZ

Crankcase: 19XZ-B Speed

Crankshaft: 12TG-P

O.S. Built-Up Parts Set Cyl Piston OS Speed R21GT

Heat Sink Head: 30VG

Gasket Set: 12TG

90 Degree In-Cowl Header: FS110A

Front Bearing: 90-300

Motor Mount: 15CV-A, 10LA

Connecting Rod Bearing: GGT10

Back Plate: Sirius 7