O.S. Engines

O.S. Outer Head Speed B2103 Type R

Piston Pin Retainer: 61RX SX

Carburetor Screw: #4D4C2H

Throttle Lever #11K

Standoff 5x44.5mm 1-3/4" (4): GT55

Exhaust Seal O-Ring (2)

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

Pushrod: 120-240

Mixture Control Valve: 46AXII

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

Muffler Extension Adapter E-3070: 873

Cover Plate: 105HX-R

Motor Mount: 46, 55AX

O-Ring Needle: FS/FX/LA

Rocker Support: FS155A-P

Cylinder & Piston Speed: T1202

Drive Shaft Spacer: Sirius 7

Prop Nut 1/4 20-61

Piston Pin: FS72 Alpha

Gasket Set: 91FX

Crankshaft: 21VZ-B (P)

Head Gasket: FR5

Connecting Rod: 70SZ-H

Gasket Head, .1 Brass: 21XZ-R