O.S. Engines

Cover Plate: 46AXII

Needle 3 (21M)

Carburetor Complete 21M4(B) W/O Reducer

Standoff 5x38.1mm 1-1/2" (4): GT55

Allen Head Screws M3.5x12 (10)

Cover Plate: O.S. Speed B2104

Booster Cable: Single

Carburetor: #11KR Slide, 21TM-R Revo

Exhaust Header Assembly: 56 FS

Piston Pin Retainer: 40PS

Piston Ring: FS-61

Crankcase: 21XZ-GT Speed

Cylinder Liner: 120 240

Crankshaft: 18TM

Cam Cover: FS-120 Surpass

Camshaft Bearing: F 40-120

Long Spinner Nut 1/4"-28

MAX-B21 Car Engine Combo Set

Crankcase: O.S. MAX-B21

CARBURETOR COMPLETE 22E2(B) W/O REDUCER

O.S. Speed R2105 Engine

Carburetor Complete 22E W/O Reducer: O.S. MAX-B21

MAX-B21 Car Engine

OUTER HEAD O.S.SPEED B2105