O.S. Engines

Cap Screw 4x20mm (10): GT55

O.S. MAX FS-52 SURPASS

Pushrod Cover: 56FS-a

Carburetor 70R: FS155A-P

Inner Head: 21XZ-B

Piston Ring: FS-61

Cylinder Piston Rod Set: O.S. Speed B2104

Front Bearing: 21XZ-B

Main Shaft: 3815-1000

Crankcase: 55AX

Carburetor Rotor: 61E New 91HZ

Dust Cap Set: 12-30 Class

Carburetor 21J3-1: 21XR-B Version II

Cover Plate: FS81 Alpha

Cylinder Head: FS-120 Surpass III

Cover Plate: B2101 Speed

Cylinder Head: 200 Surpass

Locknut Set: BGX 3500

Carburetor Reducer 8mm, Red: 21VZB (P) V-Spec

Head Gasket: 56 FS

Propeller Washer: GT33

Carburetor Rotor: 56 FS

Cylinder Head: 91HZR

Cam Cover: FS155A-P