O.S. Engines

Screw Assembly: F-5030 FS81 Alpha

Needle Valve Assembly: #61B, 91HZ

Needle Ext Cable: FR5 300

Valve In Ex: 90-320

Cylinder Liner: FR5

Piston Pin: 200 Surpass

Pushrod Cover Assembly: FS72 Alpha

Carburetor Rotor: #61B, 91HZ

Regulator Seat: 61E-R

O-Ring Large: 120-300

Crankcase: GT15

Crankshaft: FS120SEIII, FS120SE

Piston: GT33

Slide Valve Stop Screw #21J

Manifold Nut M9

Pushrod Cover: FS155A-P

Crankshaft: 50SX

Screw Set (12): FS-120 Surpass

Screw Set (12): FS-91 Surpass

O.S. Crankshaft OS Speed R21GT

Heat Sink Head: 30VG

Exhaust Header Pipe Assembly: 200 Surpass

Inner Head: T1201 Speed

T-1070SC L52 Pipe Set