LT GM Iron Block Complete Engine 5.4 Short Block (Please use the compression ratio

(Please use the compression ratio chart below to see which pistons to choose for your compression decision and then pick the proper pistons in the dropdown box)

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

If you have special needs

Deck manufacturer part number 31223554

All sales on Short Blocks are FINAL

LT GM Iron Block Complete Engine 5.4 Short Block (Please use the compression ratioMBRE uses GM Iron engine blocks fully blueprinted machine and balanced assemblies to build our complete engine packages please call for cubic inch and component pricing . These packages are available like our LS engines either completely assembled and dyno tested or just as complete engines . We also offer these packages in the aluminum block versions as well. Complete engines take interaction with the buyer for best results please call our office at