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Reduced price! O.S. Speed R21 EU Spec On/Road 1/8 Race Engine

O.S. Speed R21 EU Spec On/Road 1/8 Race Engine

OS1506

New product

This product is no longer in stock

€ 359,00

-€ 60,00

€ 419,00

O.S. Speed R21 EU Spec On/Road 1/8 Race Engine

O.S. Engines have introduced their new Speed R21 EU Spec 03 3.5cc nitro on-road engine.

Devoloped for high speed track, witch require more power.

The piston and liner is newly designed.

Two holes in the piston contributes to reduce weight.

The liner is newly designed to increase top speed.

Specs

Displacement: 3.49 cc
Bore: 16.08 mm
Stroke: 17.2 mm
Practical RPM range: 4,000-45,000
Output: 2.76 hp @ 33,000 rpm
Weight: 340g

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