O.S. Engines

Muffler Screws 10FP FSR (2)

Cover Plate: GF30

Head Gasket: 0.1, 0.15, T1201 Speed

Crankshaft: 18TM

Piston Ring: GT60

Prop Washer: GT55

Rear Bearing: 61-300

Carburetor Reducer 8mm, Red: Speed 21 V-Spec

Inner Head: 25XZ

O.S. Carburetor Body 22D (B) Speed B2103 Type S

Crankshaft: 35-40FP

Cylinder Rebuild Kit: B21 Speed Adam Drake

Inner Head O-Ring: (S-32)(Black) B2104

Carburetor Body: 22E

Outer Head: O.S. MAX-B21

Outer Head: O.S. Speed R2105

O.S. Speed B21 Ronda Drake Edition 2 / Pipe Combo

O.S.SPEED B2105 COMBO SET

CYLINDER/PISTON/ROD SET: OS SPEED B2105

Main Metering Needle (2 oring): 21M3(B) Speed R2105

Crankcase: O.S. Speed R2105

MIXTURE CONTROL VALVE ASSEMBLY 20K2

OUTER HEAD O.S.SPEED B2105

Crankcase: O.S. MAX-B21