O.S. Engines

Valve Spring: FS-70 91SII

Screw Set (12): FS-120 Surpass

Cover Plate: 55HZ Hyper

Gasket Carburetor: F61-300

Needle Valve Holder Assembly #61B: 91HZ

Main Shaft: OMA-3820-1200W

TR02 Tuned Silencer Set EFRA2165

Prop Washer: 40LA

Hex Head Screw 5x55mm (10)

Cam Cover: FS-20 Supass

Hex Head Screw 4x15mm (10)

Cover Gasket: 200 Surpass

Rocker Arm Shaft: Sirius 7

Bearing L-1050ZZ

Main Shaft: 3805-1200

Cylinder Brass Head Gasket: 75AX

Silencer Assembly F-5040: FS110A

Tappet Screw: F40-300

O-Ring 10.5mm: GT55

Piston Pin: 160FX

Rear Bearing: 61-300

Crankshaft: 91HZ-R Speed 3D 3C

Slide Valve 22C(B): Speed B2102

Cover Plate: 21VG-P

Ball WLA-2: GT55

Bearing R-1240ZZ

Carburetor Rotor: 40L-R, 55HZ-R

Plug Cable: Sirius 7

Crankshaft: 120AX

Carburetor Reed Valve Gasket: GT33

Crankcase: Sirius 7

Rocker Cover: Sirius 7

Carburetor Rotor: 61ER

Inner Head: O.S. Speed R2104

Inner Head: 12XZ Speed

Pump Plate (PD-09) 2/3 Assembly: GF30 II

Screw Fixing 4x40mm WLA-2 (1): GT55

Cover Plate: 55AX

Drive Shaft Bearing: Sirius 7

Lever Metering Pin WLA-2: GT55

Dust Cap Set: 12-30 Class

Slide Valve 12F2: 12XZ Speed Spec 3

Cam Cover: FS-120 Surpass

Intake Valve: 200 Surpass

Muffler Assembly Screw #842

Tappet Screw: FS-20 48

Carburetor Body: 21JN

Carburetor Body: #70C

Choke Valve: WLA-2, GT55

Head Gasket: 30VG

Mixture Control Valve #10A

Metering Needle Assembly 22C(B): Speed B2102

Cylinder Head: GGT15

Mixture Control Valve 80T: Sirius 7

O.S. Carburetor Body 12F5(B) Speed T1203

Piston Pin: GGT10

Hex Head Screw 5x60mm (10): GT60

Head Gasket 0.2T: GT22

Piston: FS72 Alpha

Bearing L-1040X2ZZ

Carburetor Reed Valve Gasket: GT22

Carburetor Rotor: 61H, GT15

Pushrod Cover: FS-91 Surpass

Pushrod Cover Assembly: FS72 Alpha

Piston Pin; FS-62V

Cover Plate Screws (10): 120AX

Valve Assembly Intake: FS-91 Surpass

Rocker Arm Support Assembly: FS-20

Nipple: GGT10

Needle Inlet Valve WLA-2: GT55

Main Shaft: 5010-810

Flex Pipe 240mm 1114A: FT-300

Drive Washer: 15LA

Prop Spacer 120-300

Cylinder Gasket: GT60

Crankcase: GGT15

Crankshaft: 10LA

Drive Washer: GT22

Head Gasket FS155A-P

Intake Manifold Gasket 200 Surpass

Drive Hub: 35AX

Pushrod: GF30

Needle Assembly #7M #7L

Screw Set (12): FS-26 Surpass

Main Shaft: 3820-960

Cover Plate Assembly: GGT10

Back Plate Parallel Pin: Sirius 7

Piston Pin: 40 46VFR

Bearing L-840ZZ

Cover Plate: GF30

Mixture Control Valve #61B: 91HZ

Universal Nipple: #21, T1202 Speed

Head Gasket: B2101 Speed

Thrust Washer: BGX-3500

Rocker Cover: 120 Surpass

Throttle Arm Assembly WLA-2: GT55