MOTOR SPECS ABC Piston and Sleeve Construction Aluminum piston Brass sleeve Chrome plating TRX Composite Slide Carburetor Less restrictive, straight through airflow More power and improved throttle response Composite body does not transfer heat like aluminum IPS Crankshaft Dyno-proven timing and port flow Precision-ground and micro-polished for superior durability Knife-Edged Connecting Rod Design Reduces internal drag Directs oil flow down to the crankshaft Heavy-Duty Recoil Starter Precision-Cast Crankcase High-tech porting and cooling Ultra-High Performance Bearings Large diameter Reduce parasitic friction Straight-Through Exhaust Flow Provides unrestricted flow Maintains a low exhaust port height Longer duration power stroke Increases engine efficiency O-Ring Exhaust Gasket Virtually eliminates messy exhaust leaks Machined-Aluminum PowerTune™ Cooling Head Promotes even heat distribution Stabilizes engine temps Rock-solid tuning consistency Impact-resistant composite head protector High-Volume Air Filter Provides superior air-flow and filtration Eliminates intake turbulence Reusable oiled foam element Engine Name: TRX® 3.3 Racing Fuel Type: Nitromethane Displacement: 3.3 cc Starter: Electric EZ-Start® Carburetor: Two-needle slide carburetor Air Filter: Dual-stage foam