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O.S. Engines

O.S. Engines

Quality and performance has made O.S. the standard in RC engines for over 80 years.

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409-432 of 1605 Results

    Crankcase: FS155A-P

    $174.52

    Crankshaft: GF40

    $193.59

    Cylinder Head: FS-120 Surpass III

    $97.80

    Clearance Sale!

    Cylinder Jacket: Sirius 7

    $35.01$97.71

    Clearance Sale!

    Clearance Sale!

    Exhaust Pipe Assembly: FF-240

    $10.50$22.24

    Clearance Sale!

    Carburetor Gasket: GT60

    $10.94

    Master Connecting Rod Assembly: Sirius 7

    $87.29

    Needle Ext Cable: FR5 300

    $8.49

    Pilot Shaft: GT55

    $29.56

    Piston: 91HZ

    $91.99

    Piston Ring: GT15HZ

    $29.60

    Pushrod: FT-160

    $9.44

    Rocker Arm Assembly: 120 300

    $32.56

    Standoff 5x12.7mm 1/2" (4): GT55

    $29.49

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

    $153.99

    Valve Intake: FS-91 Surpass

    $34.86

    Valve Spring: 56 FS

    $6.49

    Bearing L-1050ZZ

    $17.99

    Main Shaft: 3805-1200

    $8.99

    Clearance Sale!

    Propeller Shaft Set: 3815-1000

    $9.29$30.99

    Clearance Sale!

    80 Degree Exhaust Header: 155FS-a

    $48.43

    Air Bleed Screw: #10G

    $6.49

    Clearance Sale!

    Carburetor Body: #60LH, 50SX-H

    $14.52$48.41

    Clearance Sale!

    Clearance Sale!

    Carburetor Rotor: 37SZ-H

    $7.87$26.24

    Clearance Sale!

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