• O.S. SPEED T1202 .12 Onroad Touring Engine #1AP00

Attention serious touring car enthusiasts: your engine has arrived. The O.S. Speed T1202 ups the ante for race-winning performance, resulting in a power plant that will dominate 1/10 scale competition. When Speed is your engine's first name, you can drive with confidence knowing that cutting-edge O.S. engineering is under the hood.


  • A shorter carburetor restrictor enables quicker throttle response from bottom to top.
  • A thicker cylinder flange transfers the heat created by explosion effectively to the cooling head.
  • The lighter piston performs better over rpm range without hesitation.
  • The low CG cooling head is even lower than the T1201.
  • All modifications work in a synergistic manner to improve overall engine performance.
  • Even more powerful low-to-middle range torque
  • Greater fuel efficiency, so you can stay in the action longer
  • O.S. Speed innovations include a tungsten weighted crank shaft with diamond-like coating and silicon potting


Displacement: 0.128 cu in (2.1 cc)
Bore: 0.538 in (13.67 mm)
Stroke: 0.563 in (14.3 mm)
Practical rpm: 5,000-45,000
Output: 1.75 ps/1.73 hp @ 35,000 rpm
Weight: 7.58 oz (215 g)

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O.S. SPEED T1202 .12 Onroad Touring Engine #1AP00

  • Brand: OS
  • Product Code: OS:OS-1AP00
  • Availability: In Stock
  • $330.00USD

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