Traxxas TRA5207

This is TRA's TRX 2.5cc Engine with IPS (Integrated Pilot Shaft) with Pull-Start. ** This engine is a .15 engine. The 2.5 refers to a measurement of Cubic * Centimeter displacement compared to Cubic Inch displacement (.15). 60% More Power that the TRX Pro .15 engine! Loaded with advanced features such and the free flowing rear exhaust, the unique composite slide carb, and innovative porting only found on the most exotic racing engines. Slide carburetor provides less restrictive, straight through airflow for more power and better throttle response. Exhaust Header features an extra-tough, finned mounting base that dissipates heat and is sealed with a reliable O-ring gasket. Molded head proctector prevents damage to the head and secures the glow plug wire. Innovative cast cylinder head is engineered for the most heat reduction possible. Tubular header features smooth, rounded bends to eliminate exhaust flow restriction and turbulence. Ultra-low restriction air filter provides superior air flow and filtration for more power and a long engine life. Offset wrist pin further reduces piston slide loading for more even cylinder wear, and longer engine life. One 2.5 (0.15cu in) Engine with Pull Starter w/flywheel nut One 90 degree air filter (includes base for upright mounting) One 22 chapter Engine Set-up DVD One Owners manual/instruction booklet One bottle of air filter oil One Decal sheet Muffler (exhaust system) depending on vehicle Starting equipment TRA 10-20% "Top Fuel" nitro fuel. TRAP5010 or TRAP5020 Displacement: 0.15 cu in (2.49cc) Crankshaft Thread: 5mm (.197") On-Center Mounting Holes, Front to Rear: 11mm (.433") On-Center Mounting Holes, Side to Side: 31.4mm (1.24") Back of engine(recoil)to front of drive washer: 73.2mm (2.88") Height: 97.3mm (3.83") Exhaust Port Diameter: inner - 9.9mm (.392") outer - 13.0mm (.512") This engine shares the same mounting dimension as the OS 12-15 CV Series recoil engines. NNA 3/31/03 ir/jxs &