ENGINE PARTS and ACCESSORIES

OSM45630000 OS CRANKSHAFT Rear Bearing FS61 Note: Graves RC Coupons are not applicable with this product     This is the Rear Bearing for the OS Max FS-61 Engine. INCLUDES One Rear Bearing   SPECIFICATIONS Inner...

OSM45761200 O.S. Tappet Screw FS-20/48 Note: Graves RC Coupons are not applicable with this product     This is the replacement tappet screw for the following OS engines:FS26 SurpassFS40 SurpassFS48 Surpass INCLUDES 1-Tappet screw...

OSM45808000 OS ENGINES DRIVE WASHER FS48, OS52SUR Note: Graves RC Coupons are not applicable with this product     This washer goes directly behind the propeller and has grooves that press upagainst the prop to keep the prop from slipping...

OSM45810100 O.S. Prop Locknut 40/48Surpass Note: Graves RC Coupons are not applicable with this product     This is a replacement locknut and wash set for the FS 40 - 48 surpass. Features: This helps keep the propeller stay on the engine...

OSM45903400 O.S. Piston Ring FS-91-P Note: Graves RC Coupons are not applicable with this product     This is the stock replacement Piston Ring for the FS91-S, and 91S II.This is located on the piston and seals it against the cylinder wall...

OSM45910100 OS LOCKNUT SET FS-91 SURPASS Note: Graves RC Coupons are not applicable with this product     This is the Propeller Locking Nut Set for the O.S. MaxFS-70 Surpass FS-91 Surpass FS-120 Surpass SE91 FX FS-91 Surpass II FS-120...

OSM45914010 O.S. Gasket Set FS-91-P Note: Graves RC Coupons are not applicable with this product     This is a Replacement Gasket Set for the O.S. FS-91SII(P) Engine. INCLUDES One Head gasket - This very thin metal gasket seals the...

OSM45925010 O.S. Muffler Assembly #F-4020 Note: Graves RC Coupons are not applicable with this product     FEATURES Direct Stock Replacement Part.Aluminum Contstruction.   INCLUDES One F-4020 Muffler w/Pre-Drilled Pressure...

OSM45960110 OS EXHAUST VALVE FS-91 SURPASS Note: Graves RC Coupons are not applicable with this product     Set includes one Exhaust Valve for the FS-91 Surpass

OSM45960210 OS ENGINES Valve Spring FS70 SII Note: Graves RC Coupons are not applicable with this product  

OSM45960400 OS VALVE COLLET FS-70 FS-91 SURPASS Note: Graves RC Coupons are not applicable with this product     This is the replacement Valve Collets for OS engines:FS70 SURPASSFS91 SURPASS INCLUDES 2- Valve Collets...

OSM45968210 O.S. Intake Manifold FS-91 Surpass II Note: Graves RC Coupons are not applicable with this product     This is the Intake Manifold for the FS-91S II Four-Stroke engine.This manifold is for the non-pump engine...