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High Performance 420cc Engine - Great for Kart Racing or Mini Bikes!
With almost 30hp, this engine will pull hard from 2500 to over 6000rpm. Ready to race or just have fun! 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-Hemi 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.
*Note: 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 is for reference only. Color/style may vary. Engines are built to order and take approximately 2 to 3 weeks to ship, depending on the season.*We offer $10 off shipping costs for each engine if purchasing 3 or more. If shipping cost exceeds $130 in shopping cart, contact us for alternative freight methods. We can typically ship a pallet of engines for $130-$200, depending on delivery location.