O.S. Speed R2101 Nitro Engine

For those of you looking for truly big power on-road, O.S. Engine has announced their new R2101. The R2101 is a .21 cubic inch nitro burner that should put some serious power into your 1/8th scale on-road machine. It features a DLC coated crank with pressed in weights, a 7+3 port design, and is based off the legendary 21XZ-R.

* Weight- 11.99 oz
* Bore- 0.633″
* Stroke- 0.677″
* Practical RPM- 4,000-45,000
* Output- 2.7 hp @ 33,000 rpm

The R2101 has a part number of #OSMG2043, a street price of $499, and it is expected to hit hobby shops later this month. Hit up This Link for more information over on the O.S. website.

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