O.S. Engines

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Quality and performance has made O.S. the standard in RC engines for over 80 years.
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1,461-1,484 of 1,605 Results
O.S. Speed R2105 Engine O.S. Speed R2105 Engine
4.5 out of 5 Customer Rating
O.S. Speed R2105 Engine
$815.99
CARBURETOR COMPLETE 22E2(B) W/O REDUCER CARBURETOR COMPLETE 22E2(B) W/O REDUCER
4.8 out of 5 Customer Rating
CARBURETOR COMPLETE 22E2(B) W/O REDUCER
$137.99
Cylinder Liner 91HZ-R Speed 3C Cylinder Liner 91HZ-R Speed 3C
4.7 out of 5 Customer Rating
Cylinder Liner 91HZ-R Speed 3C
$105.99
O.S. SPEED R2106 O.S. SPEED R2106
5 out of 5 Customer Rating
O.S. SPEED R2106
$804.99
OUTER HEAD O.S.SPEED B2105 OUTER HEAD O.S.SPEED B2105
3.7 out of 5 Customer Rating
OUTER HEAD O.S.SPEED B2105
$93.99
CYLINDER/PISTON SET O.S. MAX-B21 CYLINDER/PISTON SET O.S. MAX-B21
4.5 out of 5 Customer Rating
CYLINDER/PISTON SET O.S. MAX-B21
$93.99
CYLINDER/PISTON/ROD SET: O.S. MAX-B21 CYLINDER/PISTON/ROD SET: O.S. MAX-B21
3.4 out of 5 Customer Rating
CYLINDER/PISTON/ROD SET: O.S. MAX-B21
$124.99
Carburetor Body: 22E Carburetor Body: 22E
4 out of 5 Customer Rating
Carburetor Body: 22E
$81.99
O.S. SPEED R2106 COMBO SET O.S. SPEED R2106 COMBO SET
3.4 out of 5 Customer Rating
O.S. SPEED R2106 COMBO SET
$976.99
2830610 Piston Pin GT33 2830610 Piston Pin GT33
5 out of 5 Customer Rating
2830610 Piston Pin GT33
$16.99
Crankcase: O.S. MAX-B21 Crankcase: O.S. MAX-B21
5 out of 5 Customer Rating
Crankcase: O.S. MAX-B21
$89.99
MIXTURE CONTROL VALVE ASSEMBLY 20K2 MIXTURE CONTROL VALVE ASSEMBLY 20K2
5 out of 5 Customer Rating
MIXTURE CONTROL VALVE ASSEMBLY 20K2
$12.49
Outer Head: O.S. MAX-B21 Outer Head: O.S. MAX-B21
3.7 out of 5 Customer Rating
Outer Head: O.S. MAX-B21
$73.99
CRANKSHAFT O.S.SPEED B2105 CRANKSHAFT O.S.SPEED B2105
3.4 out of 5 Customer Rating
CRANKSHAFT O.S.SPEED B2105
$174.99
CYLINDER/PISTON SET: OS SPEED B2105 CYLINDER/PISTON SET: OS SPEED B2105
5 out of 5 Customer Rating
CYLINDER/PISTON SET: OS SPEED B2105
$162.99
CYLINDER/PISTON/ROD SET: OS SPEED B2105 CYLINDER/PISTON/ROD SET: OS SPEED B2105
4.5 out of 5 Customer Rating
CYLINDER/PISTON/ROD SET: OS SPEED B2105
$212.99
Cover Plate: O.S. MAX-B21 Cover Plate: O.S. MAX-B21
4.8 out of 5 Customer Rating
Cover Plate: O.S. MAX-B21
$17.99
O.S.SPEED B2105 COMBO SET O.S.SPEED B2105 COMBO SET
5 out of 5 Customer Rating
O.S.SPEED B2105 COMBO SET
$937.99
120AX Ringed 1.20 Airplane Glow Engine with Muffler 120AX Ringed 1.20 Airplane Glow Engine with Muffler
3.4 out of 5 Customer Rating
120AX Ringed 1.20 Airplane Glow Engine with Muffler
$381.12
Flex Shaft: 21XM Flex Shaft: 21XM
4.4 out of 5 Customer Rating
Flex Shaft: 21XM
$8.09 Price reduced from $25.20 to
Clearance Sale! ⓘ
Flywheel #2J Flywheel #2J
5 out of 5 Customer Rating
Flywheel #2J
$9.81 Price reduced from $31.50 to
Clearance Sale! ⓘ
Drive Shaft: 21XM Drive Shaft: 21XM
5 out of 5 Customer Rating
Drive Shaft: 21XM
$13.93 Price reduced from $46.43 to
Clearance Sale! ⓘ
Crankcase: 30VG Crankcase: 30VG
4.5 out of 5 Customer Rating
Crankcase: 30VG
$26.21 Price reduced from $87.39 to
Clearance Sale! ⓘ
Cover Plate: 75AX Cover Plate: 75AX
4.2 out of 5 Customer Rating
Cover Plate: 75AX
$5.15 Price reduced from $17.16 to
Clearance Sale! ⓘ
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