416 4.00 stroke sleeved block 900-1600 Hp GM LT fit in house and hand

fit in house and  hand assembled as ordered to insure order accuracy

The rotating assemblies are dynamic  balanced to racing specifications and rings file fit to your specific application then meticulously assembled into the block

Crankshaft journals polished to 2 Ra or better surface finish

We stock sleeves and components for quick delivery

620" Compression Ratio: 10

416 4.00 stroke sleeved block 900-1600 Hp GM LT fit in house and handMBRE completely machines balances and assembles these engines in house with the same 4340 crankshafts 4340 Hbeam rods and forged pistons as all of our combinations. By sleeving these blocks we have had the best reliability for higher Hp builds. We stock sleeves and components for quick delivery.