O.S. Engines

Crankshaft: 20-25FP

Crankshaft: 55AX

Cylinder Liner: 50SX-H

Cylinder Liner: FS-70 Surpass

Manifold Seal: FT-120-300

Needle Holder FT-120-300

Needle Assembly: #61B, 91HZ

Mid Needle Valve Assebly: 61ER, 941HZ-R

O-Ring: 21TM

Piston Pin Retainer: 61RX SX

Rocker Cover: 120 Surpass

Rotor Stop Holder #2K 74

Standoff 5x50.8mm 2" (4): GT55

Throttle Arm Assembly WLA-2: GT55

Stator Assembly: 5020-490 .40

Gasket Set: 12TZ

Head Gasket: 0.1, 0.15, T1201 Speed

Needle Valve Assembly #10J #10M

Throttle Stop Screw 18TM

Speed Ball Driver Replacement Tip 2.5

M2002SC 80mm Manifold: 21XZ-B, 21VZ-B, 25XZ, 30VG

M2004SC 85mm Manifold

Cover Plate: R21

Crankshaft: 18TM