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  3. OS Engines

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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26

577-672 of 1812 Results

    Carburetor Rotor: #2A

    Carburetor Rotor: #2A

    $11.72
    O.S. Crankcase OS Speed R21GT

    O.S. Crankcase OS Speed R21GT

    $185.04
    Metering Needle Assembly 21M2(B) Speed: R2101

    Metering Needle Assembly 21M2(B) Speed: R2101

    $19.14
    Needle 3 (21M)

    Needle 3 (21M)

    $15.99
    #7 Glow Plug, Medium Hot Air
    5(3)

    #7 Glow Plug, Medium Hot Air

    $11.99
    Gasket Carburetor: F61-300

    Gasket Carburetor: F61-300

    $6.49
    Needle 25 2SX: 61FX

    Needle 25 2SX: 61FX

    $13.78
    #10 A5 Glow Plug Cold Air
    5(1)

    #10 A5 Glow Plug Cold Air

    $13.99
    Prop Washer: 40-61
    5(2)

    Prop Washer: 40-61

    $6.49
    #8 Glow Plug Long Medium Air Car
    4.8(34)

    #8 Glow Plug Long Medium Air Car

    $11.99
    Outer Head: B2101 Speed

    Outer Head: B2101 Speed

    $108.03
    O.S. Cylinder Piston Rod Set Speed B2103 Type R

    O.S. Cylinder Piston Rod Set Speed B2103 Type R

    $242.95
    Carburetor 60PS: FS-95V
    5(1)

    Carburetor 60PS: FS-95V

    $119.97
    Ignition Module IG-06: GT15

    Ignition Module IG-06: GT15

    $97.70
    Locknut Set: FS-120 Surpass
    5(1)

    Locknut Set: FS-120 Surpass

    $26.24
    Silencer E-4040: GT15 75AX 95AX

    Silencer E-4040: GT15 75AX 95AX

    $51.64
    Needle #7M #7LFS
    5(1)

    Needle #7M #7LFS

    $13.78
    Standoff 5x25.4mm 1" (4): GT55

    Standoff 5x25.4mm 1" (4): GT55

    $36.85
    Prop Nut 1/4 20-61
    4(1)

    Prop Nut 1/4 20-61

    $6.49
    Prop Locknut :FS40- 48Surpass

    Prop Locknut :FS40- 48Surpass

    $17.08
    Exhaust Gasket: 21RZ

    Exhaust Gasket: 21RZ

    $13.78
    Hex Head Screw 4x40mm (10)

    Hex Head Screw 4x40mm (10)

    $11.80
    Venturi: 15FP S

    Venturi: 15FP S

    $9.85
    Valve Spring: FS-70 91SII

    Valve Spring: FS-70 91SII

    $6.49
    Prop Washer: 20-40

    Prop Washer: 20-40

    $6.49
    Standoff 5x50.8mm 2" (4): GT55

    Standoff 5x50.8mm 2" (4): GT55

    $48.51
    Carburetor Complete #61N: FS72 Alpha

    Carburetor Complete #61N: FS72 Alpha

    $102.96
    O.S. Dust Cover 21E 21F 22D 22J

    O.S. Dust Cover 21E 21F 22D 22J

    $11.91
    Front Bearing: 40-240
    5(2)

    Front Bearing: 40-240

    $21.17
    Joint Spring T-2040

    Joint Spring T-2040

    $13.78
    Muffler Extension: 120AX

    Muffler Extension: 120AX

    $26.24
    Carburetor #10G: 15LA

    Carburetor #10G: 15LA

    $25.29
    P3 Turbo Glow Plug V-Spec Ultra Hot Off-Road
    5(2)

    P3 Turbo Glow Plug V-Spec Ultra Hot Off-Road

    $14.99
    Muffler Extension 35mm: E-402

    Muffler Extension 35mm: E-402

    $22.26
    Type F Glow Plug Medium: Four Stroke
    4.8(14)

    Type F Glow Plug Medium: Four Stroke

    $13.99
    P4 Turbo Plug Super Hot Off-Road

    P4 Turbo Plug Super Hot Off-Road

    $14.99
    Header Pipe Spring

    Header Pipe Spring

    $11.80
    Piston Ring: 91FX
    2.5(2)

    Piston Ring: 91FX

    $26.24
    Thrust Washer: BGX-3500
    5(1)

    Thrust Washer: BGX-3500

    $6.49
    O-Ring Needle: FS/FX/LA
    4.8(8)

    O-Ring Needle: FS/FX/LA

    $8.49
    Outer Head O.S. Speed B21 Adam Drake Edition 3

    Outer Head O.S. Speed B21 Adam Drake Edition 3

    $97.99
    Spinner Nut: 60-91

    Spinner Nut: 60-91

    $15.78
    Gasket Head, .2mm: 105HZ

    Gasket Head, .2mm: 105HZ

    $7.46
    Woodruff Key: 61-91
    5(3)

    Woodruff Key: 61-91

    $6.45
    Throttle Lever #1A-#3A
    5(4)

    Throttle Lever #1A-#3A

    $6.49
    Carburetor: #11K Slide, 18TZ, 21TM
    5(4)

    Carburetor: #11K Slide, 18TZ, 21TM

    $96.66
    Ignition Module IG-02: GT33

    Ignition Module IG-02: GT33

    $104.01
    Carburetor: FT160, FF320
    5(1)

    Carburetor: FT160, FF320

    $102.95
    Motor Mount: 65LA, 61-91FX, 75AX
    5(2)

    Motor Mount: 65LA, 61-91FX, 75AX

    $40.12
    Head Gasket: B2101 Speed

    Head Gasket: B2101 Speed

    $12.04
    Motor Mount: 46, 55AX
    5(5)

    Motor Mount: 46, 55AX

    $34.86
    Dust Cover: #2BK
    5(2)

    Dust Cover: #2BK

    $10.86
    Gasket Set: 12TZ

    Gasket Set: 12TZ

    $10.94
    Needle Valve Assembly #10J #10M

    Needle Valve Assembly #10J #10M

    $26.24
    Throttle Stop Screw 18TM

    Throttle Stop Screw 18TM

    $10.58
    Carburetor 21J4 (B) B21 Adam Drake II without Reducer

    Carburetor 21J4 (B) B21 Adam Drake II without Reducer

    $119.76
    M2002SC 80mm Manifold: 21XZ-B, 21VZ-B, 25XZ, 30VG

    M2002SC 80mm Manifold: 21XZ-B, 21VZ-B, 25XZ, 30VG

    $67.39
    T-2060SC WN Tuned Pipe Complete Set

    T-2060SC WN Tuned Pipe Complete Set

    $152.36
    Crankshft Ball Bearing, Rear: 12TZ Spec II

    Crankshft Ball Bearing, Rear: 12TZ Spec II

    $68.45
    Crankshaft: 18TM

    Crankshaft: 18TM

    $55.14
    Crankshaft: Speed B2102

    Crankshaft: Speed B2102

    $193.70
    Outer Head: B2102 Speed

    Outer Head: B2102 Speed

    $102.52
    O.S. Outer Head Speed B2103 Type R & Type S

    O.S. Outer Head Speed B2103 Type R & Type S

    $102.47
    M2003SC 70mm Manifold, Top Speed, On-Road

    M2003SC 70mm Manifold, Top Speed, On-Road

    $67.39
    T-2060SC WN Tuned Pipe

    T-2060SC WN Tuned Pipe

    $152.41
    Cylinder & Piston Assembly: 12TG

    Cylinder & Piston Assembly: 12TG

    $78.15
    Inner Head: 21XZ-B Speed

    Inner Head: 21XZ-B Speed

    $52.99
    Outer Head: R2101 Speed

    Outer Head: R2101 Speed

    $102.35
    Head Gasket: 28XZ

    Head Gasket: 28XZ

    $7.46
    Universal Nipple #12

    Universal Nipple #12

    $6.49
    Locknut Nozzle #2BK

    Locknut Nozzle #2BK

    $8.66
    Needle Holder 12F-B: 12XZ Speed Spec 3

    Needle Holder 12F-B: 12XZ Speed Spec 3

    $19.14
    Head Gasket: 0.1, 0.15, R2101 Speed

    Head Gasket: 0.1, 0.15, R2101 Speed

    $10.94
    Metering Needle Assembly 18TM

    Metering Needle Assembly 18TM

    $16.09
    Screw Set (8): 15CV-A
    4(1)

    Screw Set (8): 15CV-A

    $9.44
    Thermo Insulator 21J3

    Thermo Insulator 21J3

    $19.14
    Carburetor Reducer, 6.5mm: OS Speed B21 Pink Rhonda Drake Edition

    Carburetor Reducer, 6.5mm: OS Speed B21 Pink Rhonda Drake Edition

    $22.11
    Carburetor 21M2-B: Speed R2101

    Carburetor 21M2-B: Speed R2101

    $152.36
    Carburetor Body: #21C

    Carburetor Body: #21C

    $79.99
    Crankcase: R21

    Crankcase: R21

    $136.57
    Crankshaft: 28XZ

    Crankshaft: 28XZ

    $131.09
    Carburetor Reducer 8mm, Blue

    Carburetor Reducer 8mm, Blue

    $21.10
    RP8 Turbo Glow Plug, On-Road, Cold

    RP8 Turbo Glow Plug, On-Road, Cold

    $15.99
    Rear Bearing: 12TR

    Rear Bearing: 12TR

    $61.99
    Carburetor Retainer: 12CV

    Carburetor Retainer: 12CV

    $11.87
    O.S. Pistion Pin: .12XZ

    O.S. Pistion Pin: .12XZ

    $8.99
    Crankshaft: 21XZ-R

    Crankshaft: 21XZ-R

    $144.99
    S. Cylinder & Piston Assembly: 12XZ Speed Spec 3

    S. Cylinder & Piston Assembly: 12XZ Speed Spec 3

    $127.39
    Cylinder & Piston Assembly: 21TM

    Cylinder & Piston Assembly: 21TM

    $122.17
    Head Gasket: 30VG

    Head Gasket: 30VG

    $7.46
    Mixture Control Valve #10A

    Mixture Control Valve #10A

    $13.67
    Metering Needle Assembly 22C(B): Speed B2102

    Metering Needle Assembly 22C(B): Speed B2102

    $19.14
    O.S. Metering Needle Assembly 22D Speed B2103

    O.S. Metering Needle Assembly 22D Speed B2103

    $19.14
    Carb Reducer 7.5mm, Blue

    Carb Reducer 7.5mm, Blue

    $20.99
    Carburetor 12F4-B: Speed T1202

    Carburetor 12F4-B: Speed T1202

    $125.13
    18TM Revo Manifold

    18TM Revo Manifold

    $52.77

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