O.S. Engines O.S. Speed R2104 1/8 Scale Engine

This is the O.S. Engines O.S. Speed R2104 1/8 scale engine. The O.S. SPEED R2104 is a factory tuned engine solely developed for 1/8 racing competition. This new engine boasts 9-port piston liner to improve torque in low-middle power range. It also produces enough power as designed even for high traction tracks. The redesigned crankshaft counter weight enables smooth power transition from low to top. Distance of each fin of the heat sink head is enhanced for better air flow for cooling and better balance. The heat sink head is anodized in both black and red for a high contrast and powerful aesthetic. Specs : Bore: 16.08mm (0.633") Carb Type: Slide valve Crankshaft Threads: UNF 1/4-28 Crankshaft Type: Threaded Cylinder Type: Nine port liner Cylinders: Single Displacement: 3.49 cc (0.213 cu in) Engine (Only) Weight: 340g (11.99oz) Height: 91.2mm (3.6"), total height HP: 2.8 ps / 2.76 hp at 35,000 RPM Length: 94mm (3.7") backplate to of crankshaft Plug Type: OS RP7 turbo, cold heat range Recommended Fuel: 10 -...