O.S. Engines

Drive Hub: 140RX

Carburetor Reducer 7mm, Yellow: 21XZ-B

Pushrod: 200 Surpass

Outter Head: O.S.SPEED R21GT2

Cover Plate: 55HZ Hyper

Valve Assembly Intake: FS-91 Surpass

Cover Assembly Metering WLA-2: GT55

M2004SC 85mm Manifold

Mufler Body F6020: FS155A-P

Needle Ext Cable: FR5 300

Valve In Ex: 90-320

Throttle Stop Screw #40D

Cylinder Liner: 50SX-H

Thrust Washer: BGX-3500

M2003SC 70mm Manifold, Top Speed, On-Road

Piston Pin: 40 46VFR

Mixture Control Valve #70C: FS120 Surpass II

O.S. Cover Plate Speed: T1203

Piston Ring: 32FH

Metering Needle 12F2: 12XZ Speed Spec

Connecting Rod: R2102, Speed 21XZ-GT

Carburetor 40K: 46AXII

Propeller Shaft Set: 3805 3810

O-Ring: GF30