OS Engines

2830610 Piston Pin GT33

Crankcase: O.S. MAX-B21

MIXTURE CONTROL VALVE ASSEMBLY 20K2

Outer Head: O.S. MAX-B21

CRANKSHAFT O.S.SPEED B2105

CYLINDER/PISTON SET: OS SPEED B2105

Inner Head: 12XZ Speed

Metering Needle Assembly 21M2(B) Speed: R2101

Crankshaft: T1201 Speed

Air Funnel #60RA: FS81 Alpha

Speed Hex Driver Replacement Tip 2.5

55HZ-R Conversion Set: 55HZ, 50SX

Outer Head: O.S. Speed B21 Pink Rhonda Drake Edition

Set Screw #2D #4BK-#5B

Cylinder Liner: 140RX

TR02 Tuned Silencer EFRA2165

T-2060 WN Tuned Pipe

Speed Hex Driver Replacement Tip 1.5

Rotor Stop #3A #2A

Main Shaft: 5020-490 .40

Needle Valve Assembly #12FB: 12XZ Speed

M16 In-Cowl Exhaust Header Pipe Invrtd 80D: FS200S

Carburetor Body: #60LH, 50SX-H

T-2080 Manifold Assembly