![GM 383 Short Block Plus HP & Torque: 430 HP / 450 FT LBS - American Powertrain - TREMEC Conversion Specialists GM 383 Short Block Plus HP & Torque: 430 HP / 450 FT LBS - American Powertrain - TREMEC Conversion Specialists](https://i0.wp.com/americanpowertrain.com/wp-content/uploads/2018/04/image-191.jpeg?fit=800%2C587&ssl=1)
GM 383 Short Block Plus HP & Torque: 430 HP / 450 FT LBS - American Powertrain - TREMEC Conversion Specialists
![All Acronyms on X: "GM is not only "Good Morning" abbreviation GM Guild Mistress GM General Manager GM Good Mate GM Garbage Mover GM Games Moderator GM Grand Matriarch GM Gaffe Monger All Acronyms on X: "GM is not only "Good Morning" abbreviation GM Guild Mistress GM General Manager GM Good Mate GM Garbage Mover GM Games Moderator GM Grand Matriarch GM Gaffe Monger](https://pbs.twimg.com/media/DZzbh-FX4AIu17C.jpg)
All Acronyms on X: "GM is not only "Good Morning" abbreviation GM Guild Mistress GM General Manager GM Good Mate GM Garbage Mover GM Games Moderator GM Grand Matriarch GM Gaffe Monger
![BluePrint Engines BP4961 BluePrint Engines GM 496 C.I.D. Short Block Stroker Engines | Summit Racing BluePrint Engines BP4961 BluePrint Engines GM 496 C.I.D. Short Block Stroker Engines | Summit Racing](https://static.summitracing.com/global/images/prod/large/mll-bp4961_w.jpg)