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.
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
Part Number: EN-LST-302427
427 Cubic Inch
Factory Mast GM Gen V Re-Sleeve Block
Factory Mast LST Conversion Large Valve Heads
Factory Mast LT2 LST Conversion Intake - Port Injection
Off Road Spec Cam
Wet Sump System
Ready to Run - Wire & Drive
HP Rated at 625+ HP
Factory Mast L8T Based Front Accessory Drive
Holley ECM & Wiring Harness
Mast Billet Drive by Cable Throttle Body
Ready to Run - Just Wire & Drive
Comes with Starter, water pump
All Engine Controls, wiring harness
Options-
Add Billet LT Mast Valve Covers
Add Air Conditioning Accessory Drive & Sanden Pump
* We recommend final tune be done in your vehicle for ultimate drive-ability.
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