O.S. Engines

Needle Holder 21M: 21XZ-R

Meter Needle Assembly #12FB: 12XZ Speed

Metering Needle #11H #11HB

Piston Pin: 21XZ-R

Carburetor Reducer 8.5mm, Purple: 21M

Cover Plate: 28XZ

Crankcase: 19XZ-B Speed

Crankshaft: 12TG-P

Crankshaft: 21 Speed V-Spec

Inner Head: T1201 Speed

O.S. Outer Head Speed: T1203

Heat Sink Head: 30VG

Gasket Set: 12TG

Pan Head Screw +3.0X12 (10)

90 Degree In-Cowl Header: FS110A

Intake Manifold 200 Surpass

Motor Mount: 15CV-A, 10LA

Front Bearing: 90-300

Camshaft: FS72 Alpha

Connecting Rod Bearing: GGT10

Connecting Rod: FS-120 SP

Back Plate: Sirius 7

Crankcase: GT15

Crankpin Stop Screw: GT60