Serious performance 420 Hemi great for Kart or Mini-Bike Racing.

With over 30hp, this engine will pull hard from 3500 to over 7500 rpm. Engine Includes:

• 420cc Race Prepped Assembly, Hemi Head
• Electric Start (non charging)
• Open Element K&N Style Air Filter
• Removal of governor
• Dual Valve Springs
• Billet Flywheel
• Ported & milled Head
• 3 angle Valve Job
• 34mm Mikuni carb
• Flat Top Piston w/high Compression
• 306 or 307 Lift Cam
• Stainless Oversize Valves w/Aluminum Retainers
• Chrome Moly Pushrods
• Billet Rod +.040 Longer
• ARP Bolt Kit (Head & Side)
• Billet Valve Cover
• Dyno Tested

Options:

• Balance Engine
• Forged Piston
• Stroker Crank (440cc)
• Billet Side Cover
• Optional Carbs

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 vary

Engines are built to order and take approx 2 to 3 weeks to ship depending on season (add 1 week for balancing)