O.S. Engines

Carburetor Body: #60P, FS-91 Surpass II

Cylinder & Piston: 15LA

Cylinder & Piston: 21XZ-B

Cylinder & Piston Assembly: 55AX

Cylinder Head: .25AX

Carburetor Screw: #4D4C2H

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

Carburetor Body: 22C(B), Speed B2102

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

Crankcase: B2101 Speed

Motor Mount: 25LA

P5 Turbo Glow Very Hot Plug Off-Road

M2003SC 70mm Manifold, Top Speed, On-Road

Cylinder Brass Head Gasket: 75AX

Spinner Nut: 20-48

Crankcase: GT15

Cylinder & Piston: 25LA

O.S. Cylinder And Piston Speed: T1203

Connecting Rod: 56 FS

Cylinder Head: 56 FS

O.S. Pistion Pin: .12XZ

Heat Sink Head: 30VG

Inner Head: 25XZ

Cylinder Head: .35AX