O.S. 12XZ Speed on road engine

O.S. Engines have announced the high performance 12XZ on road engine. Overall weight has been trimmed to the bare minimum, while special modifications deliver awesome power and dependability. The crankcase and liner port are newly designed to increase torque at low to mid-speed while holes machined into the aluminum outer head decrease weight and improve cooling.

Features
- Crankcase and liner port are newly designed to increase torque at low- to mid-speed
- Special crankshaft coating reduces friction and wear; silicone filling means smoother induction of the air/fuel mixture
- Tungsten weights offer added/better balance at high rpms
- New stronger con rod
- Holes machined into the aluminum outer head for lighter weight and better cooling
- 12F(B) carb is designed to match the engine’s power characteristics
- RP6 plug and dust caps are included

Specifications:
Bore: 0.543 in (13.8 mm)
Stroke: 0.55 in (14.0 mm)
Practical rpm range: 5,000-44,000
Output: 1.75 hp @ 35,000 rpm
Weight w/o muffler: 8.1 oz (230 g)
Includes: 12F(B) carburetor, RP6 glow plug

Source: OS Engines [osengines.com]

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