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Get 6 Months To Pay On Purchases of $99 or more with
The leader in GX Honda & Chinese OHV Performance
High Performance 420 great for Kart racing or Mini-Bikes.
With almost 30hp, this engine will pull hard from 2500 to over 6000 rpm. Ready to race or just have fun with it includes.
420cc Race Prepped Assembly
Electric Start
Open Element K&N Style Air Filter
Removal of governor
HD Valve Springs
Billet Flywheel
Ported & milled Head
3 angle Valve Job
Choice of Bored 24mm Stock Appearing or 34mm Mikuni carb
Reinforced Rocker Arms (Non-Hemis Only)
Flat Top Piston
260 Lift Cam
Billet Rod +.040 Longer
Dyno Tested
MOTORS SOLD FOR ORGANIZED COMPETITION PURPOSES OR EXPORT ONLY . (NOT FOR USE ON ANY EQUIPMENT, OFF ROAD, RECREATIONAL, OR EMISSIONS CONTROLLED APPLICATIONS. DOING SO IS A VIOLATION OF FEDERAL LAW) .
WARNING: TO PREVENT SERIOUS INJURY AN ALUMINUM FLYWHEEL SHOULD BE USED ON ALL MODIFIED MOTORS
Unless Stated, Engines do not come with Tank, Muffler/Exhaust, or Linkage
Filter should be sprayed with K&N type oil, especially in dirt applications. Oil not included click here Picture for reference only, Color/style may varyEngines are built to order and take approx 2 to 3 weeks to ship depending on season