370ci Factory Mast LS Crate Engine | 550hp

SKU: EN-LS3-116558
Black Label Head Upgrade No

Item is in stock Only 0 left in stock Item is out of stock Item is unavailable

Engine pricing & lead times vary - please call 1-866-551-4916 for pricing & delivery estimate.

Click here to request a custom engine with our free engine quote questionaire.

Factory Mast Engines Deliver Turn Key Crate Engine quality.

Factory Mast hand builds each engine, and remanufactures components to bring you only the highest quality turn key engine available.

Factory Mast LS engines come standard with CNC ported OE Castings, or upgrade to Mast Motorsports Black Label Heads.

EVERY Engine is dyno tested, and pre-programmed with a baseline dyno tune*, to get you on the road faster.  Backed by the Mast Limited Warranty.

Specs

  • 370 Cubic Inch
  • Ready to Run - Wire & Drive
  • HP Rated at 550 HP
  • LS3 Style Port Heads
  • Holley ECM & Wiring Harness
  • Drive by Cable Throttle Body
  • Comes with Starter, water pump
  • All Engine Controls, wiring harness

 * We recommend final tune be done in your vehicle for ultimate drive-ability.


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