PROPULSION
Everything you need to Power your Model Aircraft.
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OSM72109680 O.S. M11 In-Cowl Exhaust Header Pipe Side 60D FS72A
OS ENGINES
$42.23OSM72109680 O.S. M11 In-Cowl Exhaust Header Pipe Side 60D FS72A Note: Graves RC Coupons are not applicable with this product O.S. M11 In-Cowl Exhaust Header Pipe Side 60D FS72A$42.23 -
OSM72112000 O.S. Universal Silencer Assembly
OS ENGINES
$38.99OSM72112000 O.S. Universal Silencer Assembly Note: Graves RC Coupons are not applicable with this product O.S. Universal Silencer Assembly$38.99 -
OSM72200060 OS GAUGES & TOOLS 4 STROKE
OS ENGINES
$15.78OS GAUGES & TOOLS 4 STROKE Note: Graves RC Coupons are not applicable with this product This is a Valve Adjusting Kit for All OS Max 4-Stroke Engines. FEATURES This set includes all the tools needed to adjust the valves on...$15.78 -
OSM72200080 OS Needle Ext Cable FR5 300
OS ENGINES
$8.49OSM72200080 OS Needle Ext Cable FR5 300 Note: Graves RC Coupons are not applicable with this product The needle valve extension cable is designed for use with OS engines:FT-300 & FR5-300 INCLUDES 1- Extension cable1-...$8.49 -
OSM72403070 OS ENGINES High Pressure Check Valve: 91HZ-R
OS ENGINES
$20.99OSM72403070 OS ENGINES High Pressure Check Valve: 91HZ-R Note: Graves RC Coupons are not applicable with this product OS ENGINES High Pressure Check Valve: 91HZ-R$20.99 -
OSM74004004 O.S. Security Ring OMA-38 Series
OS ENGINES
$1.99OSM74004004 O.S. Security Ring OMA-38 Series Note: Graves RC Coupons are not applicable with this product This is the Security Ring for the O.S. 25 and 30 Brushless Electric Motors. FEATURES Metal...$1.99 -
OSM74004010 O.S. Main Shaft 3820-1200 .25
OS ENGINES
$8.99OSM74004010 O.S. Main Shaft 3820-1200 .25 Note: Graves RC Coupons are not applicable with this product This is the Main Shaft for the O.S. 25 Brushless Electric Motor. FEATURES Steel construction INCLUDES Main Shaft...$8.99 -
OSM74004015 O.S. Main Shaft 3825-750 .30
OS ENGINES
$4.49OSM74004015 O.S. Main Shaft 3825-750 .30 Note: Graves RC Coupons are not applicable with this product This is the Main Shaft for the O.S. 30 Brushless Electric Motor. FEATURES Steel construction INCLUDES Main Shaft...$4.49 -
OSM74004020 O.S. Main Shaft 5020-490 .40
OS ENGINES
$5.49OSM74004020 O.S. Main Shaft 5020-490 .40 Note: Graves RC Coupons are not applicable with this product This is the Main Shaft for the O.S. 40 Brushless Electric Motor. FEATURES Steel construction INCLUDES Main Shaft...$5.49 -
OSM74004025 O.S. Main Shaft 5025-375 .50
OS ENGINES
$5.99OSM74004025 O.S. Main Shaft 5025-375 .50 Note: Graves RC Coupons are not applicable with this product This is the Main Shaft for the O.S. 50 Brushless Electric Motor. FEATURES Steel construction INCLUDES Main Shaft...$5.99 -
OSM74004034 O.S. Main Shaft 3805-1200
OS ENGINES
$5.99OSM74004034 O.S. Main Shaft 3805-1200 Note: Graves RC Coupons are not applicable with this product O.S. Main Shaft 3805-1200$5.99 -
OSM74004038 O.S. Security Ring 3805 3810
OS ENGINES
$2.99OSM74004038 O.S. Security Ring 3805 3810 Note: Graves RC Coupons are not applicable with this product O.S. Security Ring 3805 3810$2.99