OS Engines

OS Engines Crankcase: FS155A-P

OS Engines Crankshaft: 56 FS

OS Engines Crankshaft: GF40

OS Engines Piston Pin: GF30

OS Engines Pushrod Cover: FS-95V

OS Engines Pushrod: FT-160

OS Engines Rocker Arm: FS-40-48S

OS Engines Complete Carburetor Assembly: (61T2) O.S. FS-64V

OS Engines Valve Spring: 56 FS

OS Engines Air Bleed Screw: #10G

OS Engines FS-95V Ringed 4-Stroke .95 Airplane Glow Engine

OS Engines O.S. Speed R2105 Engine

OS Engines Gasket Head, .2 Aluminum: 21XZ-R

OS Engines Carburetor Reducer 6.5mm, Blue Aluminum

OS Engines Crankcase: Speed R2101

OS Engines Crankcase: 21TM

OS Engines Exhaust Valve: GF40

OS Engines Muffler Assembly Screw: F6020 FS155A-P

OS Engines Piston Ring: FS-95V

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

OS Engines Woodruff Key: 61S RFH

OS Engines Connecting Rod: 35AX

OS Engines Connecting Rod: FS155A-P

OS Engines CYLINDER/PISTON/ROD SET OS SPEED R21 EURO II