OS ENGINES

OSM29008219 OS WOODRUFF KEY61,65,91FX FS70,91 Note: Graves RC Coupons are not applicable with this product     The Woodruff key is a small, semi-disk that locks the Drive Washer to...

OSM28009002 OS PROP WASHER 61-90 SERIES Note: Graves RC Coupons are not applicable with this product     This is the Prop Washer for 61-91 size OS Max engines.It fits between the prop...

OSM27981710 O.S. Carburetor Retainer 61RX/SX Note: Graves RC Coupons are not applicable with this product     This is the O.S. Max replacement Carburetor Retainer for the.61 RX-H and ...

OSM27981110 OS CARB BODY 60B Note: Graves RC Coupons are not applicable with this product     OS CARB BODY 60B

OSM27930000 O.S. Rear Bearing 61RX/SX-H Note: Graves RC Coupons are not applicable with this product     Features: Made of Hardened Steel It is not a sealed bearing It has a phenolic...

OSM27915000 O.S. Gasket Carburetor #60B Note: Graves RC Coupons are not applicable with this product     This is the stock replacement carburetor gasket for the #60B carburetor...

OSM27881900 O.S. Needle Assembly 21-120 Note: Graves RC Coupons are not applicable with this product     This is the entire needle valve assembly that screws into the base of the carb...

OSM27881820 OS O Ring Metal Valve 1.20 Surpass Note: Graves RC Coupons are not applicable with this product     This is the O-Ring Set for the OS Max 40E, 86, C14, 60B, 60G,60H, and...

OSM27881400 OS THROTTLE LEVER PLASTIC FX91 Note: Graves RC Coupons are not applicable with this product     This is the throttle lever that the throttle linkage connects to.The lever...

OSM27783600 O.S. Mixture Control Valve #60C Note: Graves RC Coupons are not applicable with this product     This is the Replacement Mixture Control Valve for the OS #60C carburetor...

OSM27703400 OS PISTON RING 61SF/RF Note: Graves RC Coupons are not applicable with this product     This is a piston ring for the .61 RF,SF engine. This ring fits around thepiston of...

OSM27681900 OS R/C NEEDLE VALVE ASSEMBLY FS91S #86/#8H Note: Graves RC Coupons are not applicable with this product     This is the entire needle valve assembly that screws into the...