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Engine, Racing, 420cc Big Block, Package 1
Engine, Racing, 420cc Big Block, Package 1

Our Price: $575.00

Stock Status:In Stock

Part #: ENG-RAC-420-PACK1

Select Carburator

Stock Carb
Crankshaft Type/Options

Stock Crankshaft
69mm Stroker Crank, Cast (440cc) [+$128]
Select Flywheel

OEM (Chinese) Flywheel - Electric Start (Not Recommended)
Aluminum Flywheel - Electric Start [+$166]
Add Fuel Tank & Pump Options

Additional Options

Add Billet Connecting Rod (4.450) [+$189]

Add Twister Cam [+$62]

Description -
Ready-to-Install 420cc "Big Block" Racing Engine

This prepped engine includes:
  • Electric Start
  • Open Element Air Filter Assembly
  • Removal of Governor
  • Heavy Duty Valve Springs
  • Advanced Timing
  • Re-jetted Carb
*All race engine orders may take up to 4-6 weeks before shipping.

*Note: Unless stated, engines do not come with tank, muffler/exhaust, or linkage. Picture is for reference only - color/style may vary. Fuel pump package not included unless specified. Filter should be sprayed with K&N type oil, especially in dirt applications. Oil not included - click here.

*We offer $10 off shipping costs for each engine if purchasing 3 or more. If shipping cost exceeds $130 in your shopping cart, contact us for alternative freight methods. We can typically ship a pallet of engines for $130-200, depending on delivery location.

WARNING: To prevent serious injury, an aluminum flywheel should be used on all modified motors. 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.

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