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065 bore New is sealed GM crate manufacturer part number 12673475
2L Aluminum Crankshaft: Callies 4340 Compstar 8 Counterweight or Manley Liberty and includes our Blueprinting Process Connecting Rods: Callies Ultra Billet H-Beam Manley or Go Racing w/ARP Ultra 7/16" Bolts Pistons: Diamond 2K Custom Forged JE
turbos with a higher boost to make 1300
AT Mesa Balancing Racing Engines LLC all of our Lightning Track Warrior Short Blocks for 5
We can also port and machine your personal castings call for pricing today
LT1 377" Force Induction Short Block Dry Sump Tshirts 065 bore New is sealedMesa Balancing Racing Engines will help you get the most out of your blower or turbo with this short block combo. Proven reliable at 1100hp to the ground, the factory forged LT crank attached to 4340 H Beam rods and custom forged pistons will set your mind at ease and allow you to make the power with the boost you're craving. Displacement: 377" Bore: 4. 070" Proven Power Rating: 1100 RWHP Stroke: 3. 622" Compression Ratio: 10. 5: 1 w 64cc Chamber Rod