O.S. Engines

Valve Spring Retainer: 90-300

Throttle Stop Screw 18TM

Water Nipple: #2

Screw Metering WLA-2: GT55

Carburetor Body: #10H

Pushrod Cover O-Ring: 56 FS

Carburetor Complete 21M4(B) W/O Reducer

Header Pipe Spring

Cylinder Head: GT15HZ

Crankcase: Sirius 7

M2001SC Manifold: 21XZ-R, 21VG

Piston Ring: FS-120 III

Piston/Sleeve/Rod set: O.S. SPEED R2106

Motor Mount: FS52S, 56A

Crankshaft: 20-25FP

Outer Head: 19XZ-B Speed

Allen Head Screws M3.5x12 (10)

Muffler Body F-5050: FS-95V

Carburetor Body: #60P, FS-91 Surpass II

T-2090SC Tune Pipe: 21XZ-B, 21VZ-B, 25XZ, 30VG

O-Ring Muffler Gasket F6020: FS155A-P

Pushrod: FS-62V

Cylinder Head: 25FX

Exhaust Cam: Sirius 7