O.S. Engines

Dust Cap Set: 12-30 Class

Screw Set (8): 12CV-X

Slide Valve 12F2: 12XZ Speed Spec 3

Starting Shaft: 30VG ES

Carburetor 2F6(B)

Cylinder & Piston Assembly O.S. Speed R2106

Muffler Extension Adapter E-3070: 873

Cylinder Head: 25LA Natural

OCA-240 40-Amp 25V ESC with OCP-2 Programming Card

Rear Bearing: 25FX, 32F

Cam Cover: FS-120 Surpass

Carburetor Body: 61ER

Cover Plate: FSa-72II

Crankcase: 105HZ

Crankshaft: 35-40FP

Crankshaft: GT15

Cylinder Liner: GF30

Drive Washer: FS-120 II

Cylinder Liner: GGT10

Gasket Set: 70SZ-H

Lock Cone: 40P/60GP

Mixture Control Valve Spring

Screw Assembly: F-5030 FS81 Alpha

Pushrod Cover: 56FS-a