O.S. Engines

Metering Needle Assembly 21M2(B) Speed: R2101

Intake Manifold: FS-120II

Needle Valve Assembly: 40G

Set Screw #2D #4BK-#5B

T-2060 WN Tuned Pipe

Crankshaft: T1202 Speed

Intake Manifold: FS-62V

Crankcase: 12XZ Spec II Speed

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

Piston Ring: 140RX

Air Funnel: 56FS

Cylinder Liner: GT33

Dust Cap Set, 10mm (3)

Connecting Rod: 21XR-B Version II

Speed Hex Driver Replacement Tip 2.5

Outer Head: Speed 21 V-Spec

Gasket Set: FS-91-P

Prop Washer 10-12

Exhaust Pipe Nut: FS-120 III

Piston Ring: 160FX

Motor Mount: OMA-28 Series

Crankcase: 30VG

O.S. Cylindr & Piston Assy OS Speed R21GT

Crankshaft: 25FX