OS OS-1A100 - OS Speed R2102 1/8 On-Road Racing Engine  [OS-1A100]

This is actually the O.S SPEED R2102 motor with brand new features and top quality.

• Displacement:3.49cc
• Bore:16.08mm
• Stroke:17.2mm
• Practical r.p.m.Range:4,000-45,000r.p.m.
• Output:2.8ps/33,000r.p.m.(2.76hp/33,000r.p.m.)
• Weight:340g

Features:

• Rear ball bearing is ceramic. It had been steel in R2101.
• Cooling mind is 3mm reduced for low-gravity.
• A supplementary inner head is roofed as a standard accessory, which secures more torque in low-mid range.
• You could make either internal mind with respect to the race track.

Included:

• Standard connected plug T-RP7
• Exhaust seal ring
• Taper collet
• R2102 internal head