- For use in all Traxxas TRX 2.5 and TRX 3.3 equipped vehicles.

- Pull starter can be removed to install the Traxxas EZ-Start¢ç system (sold separately).


  • Extreme power output
  • 60% more peak horsepower than the TRX 2.5
  • Nearly 50% more total power under the curve
  • Consistent and smooth throughout the entire power band
  • Straight-through exhaust flow
  • TRX composite slide carburetor
  • Push-button EZ-Start¢ç electric starting system
  • TRX IPS crankshaft
  • Knife-edged connecting rod
  • Long rod design
  • Offset wrist pin
  • Smooth tubular header
  • Large aluminum blue-anodized cooling head
  • Molded head protector protects the cooling head from damage
  • Head protector is securely fastened with screws
  • High-volume air filter does not restrict air intake
  • O-ring exhaust gasket
  • Super-light piston and rod
  • Square reciprocal geometry
  • High-performance ball bearings
  • 100% drop-in compatibility with TRX 2.5 equipped models