Always the correct part
his is the Traxxas 2.5R Racing Engine with IPS (Integrated Pilot Shaft) and Pull-Start. For use in all Traxxas vehicles that use the TRX 2.5 engine. ** 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. FEATURES: Slide carburetor provides less restrictive, straight through airflow for more power and better throttle response. PowerTune head is machined from aluminum which promotes even heat distrubution for stable engine temperatures and rock-solid tuning New sleeve for improved engine efficiency and better power. Molded head protector prevents damage to the head and secures the glow plug wire. 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. INCLUDES:
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 One pre-installed glow plug REQUIRES:
Muffler (exhaust system) depending on vehicle Starting equipment Traxxas 10-20% "Top Fuel" nitro fuel. TRAP5010 or TRAP5020 SPECS:
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") COMMENTS: This engine shares the same mounting dimension as the O.S. 12-15 CV Series recoil engines. Do not use the O.S. Max LC3 glow plug with this engine. Per Traxxas, the McCoy MC-8 glow plug (MCCG3128) can be used in this engine The TRX 2.5R (REVO) engine has a different cylinder head, crankcase, and sleeve than the TRX 2.5. All of the upgrade parts from the TRX 2.5R will fit on the TRX2.5
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