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Engine, Racing, 420cc Hemi, Package 3
Engine, Racing, 420cc Hemi, Package 3


 
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Our Price: $1,679.98

Stock Status:(Out of Stock)
Part #: ENG-RAC-420-PACK3

Select Piston/Rings

OEM Flat-Top
Forged Flat-Top, Std Bore [+$125]
Crankshaft Type/Options

Stock Crankshaft
69mm Stroker Crank, cast (440cc) [+$113]
Select Camshaft

306 TQ (Small Tracks)
307 RPM (33mm Carbs or Bigger Carbs)
Add Fuel Tank & Pump Options

None
Additional Options

Electronic Balance Crankshaft (w/Mallory) [+$133]

Qty:
Description -
 

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)


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