O.S. Engines

Needle Valve Holder 61ER

Cover Plate: 55HZ Hyper

Drive Washer: GF30

Rocker Arm Shaft: Sirius 7

Crankcase: 21XZ-B Speed Spec II

Gasket Head, .2 Aluminum: 21XZ-R

Cam Cover: FS-95V

Silencer Assembly F-5040: FS110A

Tappet Screw: F40-300

Cylinder Head: O.S. FS-64V

Security Ring: OMA-2810 OMA-2815

Crankshaft: 12XZ Speed

Head Gasket: 30VG

Mixture Control Valve #10A

Metering Needle Assembly 22C(B): Speed B2102

Pushrod: FS-62V

Cylinder Head: GGT15

Rocker Arm Retainer: FS-20-240

Carburetor Insert: 80T, Sirius 7

Screw Set 12 (8)

Plug Cable: Sirius 7

Cover Plate: FS155A-P

Needle Holder #7H #7M #7L

Piston Ring: FS-62V