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.