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Forged 4340 H Steel connecting rods and your choice of Forged pistons and pins (see piston option and prices in the dropdown menu )
Big M Sportsman Chevrolet Big Block Iron Block – 4
Mesa Balancing Racing Engines uses only Dart Merlin or Brodix or GM bowtie new blocks to build these high HP packages which on pump gas can make 600 + depending on the cylinder heads and components used and well over 1000 HP with blower turbo or NO2
The rotating assemblies are dynamic balanced to racing specifications and rings file fit to your specific application then meticulously assembled into the block
These engines are built for you and not a production assembled
LT1/ LT4 427" Short Block 1200 HP Forged 4340 H Steel connectingMesa Balancing Racing Engines uses our proven custom pistons with the 4340 forged crankshaft & H beam 4340 rods, this package gives you the ability to max out the factory sleeve block with no worries. This combo works great with Superchargers, turbos with a higher boost to make 1300. By far the best bang for the buck without a sleeved block you will find. (we can also sleeve blocks for higher target HP packages. Please call for pricing on sleeved
