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MERRY CHRISTMAS!

Wishing You a Safe & Happy Holiday

LAST-MINUTE E-GIFT CARD

Delivered by email. Ready to gift right now.

HOLIDAY HEADQUARTERS

Shop Our Holiday Gift Guide

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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673-696 of 1605 Results

    Clearance Sale!

    Rotor Gear Screw: 30Wankel

    $4.15$13.83

    Clearance Sale!

    Valve Assembly Exhaust: FS-52 Surpass

    $22.26

    Valve Collet: FS-120 Surpass

    $10.86

    Venturi: 15FP S

    $9.85

    Venturi: 55HZ, 105HZ

    $22.04

    Head Gasket: 21TM

    $9.74

    Cylinder Piston Rod Set: O.S. Speed B2104

    $242.95

    Clearance Sale!

    Cover Plate: O.S. Speed B2104

    $10.50$28.35

    Clearance Sale!

    Carburetor Retainer: 21EX-B, R

    $11.87

    Crankcase: 21XZ-B

    $124.99

    Cylinder Rebuild Kit: R2101 Speed

    $232.21

    Cylinder & Piston Speed: T1202

    $127.43

    Outer Head: 19XZ-B Speed

    $102.20

    Air Filter: INS

    $40.99

    Carb Reducer 5.5mm: #11H, #11HB, 12TZ

    $11.80

    Clearance Sale!

    Carburetor Body: 21J3

    $29.31$97.70

    Clearance Sale!

    Connecting Rod: Speed B2101, B2102

    $52.58

    Crankcase: 21XZ-B Ver2

    $124.95

    Inner Head: 21XZ-B Spec 2

    $57.96

    Gasket Head Aluminum, .2mm: 19XZ-B Speed

    $5.31

    Thermo Insulator, 11K: 18TM

    $19.14

    Gasket Head, .1 Brass: 21XZ-R

    $6.49

    Clearance Sale!

    Slide Valve 21M

    $9.77$32.56

    Clearance Sale!

    Rear Adapter: 18TM

    $19.05

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