OS Engines

Breather Nipple: FS-20, 40

Cam Follower: FS-61, 48 Surpass

Carburetor Body: #60M

Carburetor Body: 70R, FS155A-P

Cover Plate: GGT10

Crankcase: 37SZ-H

Cylinder Head: 56 FS

Cylinder Jacket: FT-160

Cylinder Liner: 91FX

Cylinder Liner: 56 FS

Water Nipple: #2

Mixture Control Valve #70A:1.40RX

Assembly Screw E3080: 35AX

Mix Control Valve Assembly: #60

Needle Assembly #60R

Pushrod Cover Assembly: FS-70 Ultimate

Piston Pin Retainer: GT15HZ

Rocker Arm Thrust Washer: Sirius 7

Rocker Cover: 200 Surpass

Cylinder Head Screws (10): 120AX

Carburetor Complete #61N: FS72 Alpha

Muffler #871: 10-15

Rear Bearing: FS52

Carburetor Gasket: 70T, GF30