421 Small Block Chevy Small Block Options:Rod I beam Std option - H beam These short blocks include: Remanufactured

These short blocks include: Remanufactured Ford OEM Fully Machined Romeo or Windsor engine blocks and  cast Steel 8 bolt crankshafts (check your flywheel for fitment)

NOTE: THESE SHORTBLOCKS ARE CUSTOM BUILT FOR YOUR APPLICATION AND TYPICALLY TAKE 6-8 WEEKS

MBRE uses GM blocks completely balanced and blueprinted in house for the GM series complete engine packages these engines can be fully assembled and delivered as either Dyno tuned or complete with no dyno

MBRE uses fully magnetic particle inspected and blueprint machined iron blocks for all of our engine packages

421 Small Block Chevy Small Block Options:Rod I beam Std option - H beam These short blocks include: RemanufacturedMesa 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 with blower turbo or NO2. These new blocks are put through the same machining process as all our engines (we do not use new blocks without machining them like most of our competitors ) all blocks are inspected for cracks and flaws