O.S. Engines

Carburetor Body: 37SZ-H

Crankcase: GF30

Needle Assembly Screw: 65LA

Cylinder Head: GF40

Front Plate: Sirius 7

Pushrod Cover: FT-120-240

Piston Ring: 160FX

Valve Throttle WLA-2: GT55

Carburetor Insert: 80T, Sirius 7

Carburetor Body: 22B, 21XR-B

Outer Head: B2101 Speed

Cam Assembly Screw Set: SIrius 7

Crank Pin Stop Screw: Sirius 7

Return Spring: #6H, #7H, #8H

Slide Valve #60U

Crankcase: O.S. FS-64V

Drive Shaft: Sirius 7

Piston Pin: 91RZ-H Ring Heli

Piston: FS72 Alpha

Piston: GT60

Bearing L-1040X2ZZ

Main Shaft: OMA3825-750W

Screw Set Speed (10): 21 V-Spec

FILTER OIL 20ML INS