O. S. Engines .21XZ-R On-Road ABC Engine With 21M Carburettor
The O.S. .21XZ-R On-Road ABC Engine is designed to take drivers to victory at major 1:8 scale on-road championship races. The tungsten-weighted crankshaft creates optimum balance for consistent low and mid-speed torque while the cylinder liner features seven scavenger ports and three exhaust ports for more efficient combustion.
- The crankcase and 21M carburetor are newly designed
- Lighter piston
- More durable con rod
- Specifications:
- Displacement: .213 ci (3.49cc)
- Bore: .640 in (16.27mm)
- Stroke: .661 in (16.8mm)
- Practical RPM: 4,000 – 45,000 rpm
- Power Outlet: 2.7 hp/33,000 rpm
- Weight: 12.32 oz (348g)
OSMG2040 O.S. 21XZ-R On-Road ABC Engine with 21M Carb. Retail: $699.99 Street:$429.99
Available: Late October
For more information please visit: www.osengines.com
Source: OS Engines
