LT1/LT4 416" 1400 WET SUMP Big block All sales on Short Blocks

All sales on Short Blocks are FINAL

LT1 LT4 Gm Performance new block in sealed GM crate manufacturer part number 19431901

Displacement: 377" Bore: 4

Chamfered oil holes for improved oiling to bearings

this package gives you the ability to max out the factory sleeve block with no worries

LT1/LT4 416" 1400 WET SUMP Big block All sales on Short BlocksMesa BalancingRacing Engines LLC 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