Nitro Engines

Double-Ace Racing Products present the AA .21 Engine. Double-Ace Racing Products is excited to offer AA Engine to provide RC boating enthusiast with a high-performance engine with quality and craftsmanship that can't be matched by other popular RC boating engine manufacturers at a competitive price. For Information on our Quality Manufacturing Click Here ENGINE SPECIFICATIONS Horsepower = 2.90 RPM - = 42,000 Bore = 16.44 mm Stroke = 16.48 mm Click Here for a Dynamometer _________________________ VIDEO Out of the Box Performance A/ ...

AA .45 Engine Head Shim ...

Double-Ace Racing Products present the AA .45 Engine. Double-Ace Racing Products is excited to offer AA Engine to provide RC boating enthusiast with a high-performance engine with quality and craftsmanship that can't be matched by other popular RC boating engine manufacturers at a competitive price. For Information on our Quality Manufacturing Click Here Bore: 21.2mm Stroke: 21.1mm Rod Length: 39mm Displacement: 7.5cc RPM: 26,000 - 30,000 Horse Power: 4.2 - 5.0 ENGINE TIMING SPECIFICATIONS Exhaust 187 degrees Transfers 136 degrees Boost Port ...

The CMB .21 EVO engine has been designed for circuit racing boats with nitro fuel. Large bore drum valve intake with bronze bushed housing, single plug head, separate bolt on Carburetor and R/C 3rd channel remote main needle valve. 3.0 HP / 35,000 RPM Bore: 16.15 mm Stroke: 17.00 mm Displacement: 3.49 cc ...