- 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® 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® 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