O.S. Engines

18TM Revo Manifold

P3 Turbo Glow Plug V-Spec Ultra Hot Off-Road

Idle Adj Valve STP #6H7L8H

Needle Holder 21M: 21XZ-R

Meter Needle Assembly #12FB: 12XZ Speed

Cover Plate: 28XZ

Crankcase: 19XZ-B Speed

Crankshaft: 12TG-P

O.S. Built-Up Parts Set Cyl Piston OS Speed R21GT

Heat Sink Head: 30VG

Gasket Set: 12TG

90 Degree In-Cowl Header: FS110A

Front Bearing: 90-300

Motor Mount: 15CV-A, 10LA

Connecting Rod Bearing: GGT10

Back Plate: Sirius 7

Crankcase: GT15

Crankpin Stop Screw: GT60

Piston: 37SZ-H

Cylinder & Piston: 25FX

Cylinder Head: FS-91-P

Cylinder Liner: GT55

Gasket Set: FS-120 II

Case Gasket: GT60