- 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
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