225cc Tillotson Performance Engine

Produces 17+ HP

Engine Break Down:

72mm Tillotson Block (extra webbing, bracing, and thicker material is built into the casting producing a superior block to any other)
Bore : 72mm / 2.835" 
Crank : 55mm / 2.165"
265 Lift Tillotson Racing Cam (wide power band, great for mini bikes and yard-karts, equipped with compression release)
Forged Rod with bearings
Forged, Lightweight Racing Piston
Tillotson Race Head (Large Ports)
27mm Intake Valve
25mm Exhaust Valve
26lb Valve Springs
Heavy Duty Retainers with Automotive style keepers
22mm Aftermarket Mikuni Carburetor (jetting and tuning will be close but some adjustment may be required)
Tillotson Racing Coil
ARC Billet Flywheel
Governor Removed