GMC Muscle & Classic Car Engine Blocks

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BluePrint Engines |

#227BPP12110343

BluePrint Engines BPP12110343 SBC Block, 4.125 Bore, 350 Mains

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

BluePrint Engines |

#227BPP12110345

BluePrint Engines BPP12110345 SBC Block, 4.125 Bore, 400 Mains

Main Journal Style:

400 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

BluePrint Engines |

#227BPP12110339

BluePrint Engines BPP12110339 SBF Block, 8.200 Deck x 4.125 Bore

Main Journal Style:

302 mains

Deck Height:

8.200"

Material Type:

Cast Iron

$2,899.00

/each

BluePrint Engines |

#227BPP12110329

BluePrint Engines BPP12110329 BBC Block, 10.200 Deck x 4.500 Bore

Main Journal Style:

454 mains

Deck Height:

10.200"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110325

BluePrint Engines BPP12110325 BBC Block, 10.200 Deck x 4.500 Bore

Main Journal Style:

454 mains

Deck Height:

10.200"

Material Type:

Cast Iron

$4,799.99

/each

Vortec 4.8 LS Build: Horsepower Recipes, Specs, & Upgrades

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.

What Was the First Muscle Car?

I'm sorry to have to tell you this, but the '64 GTO was not the first muscle car.

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Pick a Side: Who Made the Best Muscle Car?

Who gets your pick as the best manufacturer from the golden age of the muscle car wars?

GM Gen V Engine Guide | LT & EcoTec3 Engine Specs Guide

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

Chevy 454 Big Block Budget Build: Recipes for 400-600 HP

The 454 big block Chevy is still a popular build option for when there is no replacement for displacement!

How To Replicate LS Engine Dimensions with a Steel LS Mock Up Block

The new Steel LS Mock Up Block from Speedway Motors makes it easy to fab mounts and check clearances while LS swapping your car.

How to Paint Engine Blocks- Complete Guide

Make Your Engine Stand Out with These Engine Block Painting Tips

Speedway Motors to Debut New Products, Product Lines at 2024 SEMA Show

Speedway Motors announced today they will debut new products and two new product lines in their booth (#23791) at the 2024 SEMA Show Nov. 5-8 in Las Vegas, Nev.

Speedway Motors to Debut New Products, C10 Build at 2023 SEMA Show

Speedway Motors announced today they will debut new products along with their C10 build in their booth (#22891) at the 2023 SEMA Show Oct. 31-Nov. 3 in Las Vegas, Nev.

BluePrint Engines |

#227BPP12110344

BluePrint Engines BPP12110344 SBC Block, 4.000 Bore, 350 Mains

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

BluePrint Engines |

#227BPP12110340

BluePrint Engines BPP12110340 SBF Block, 8.200 Deck x 4.000 Bore

Main Journal Style:

302 mains

Deck Height:

8.200"

Material Type:

Cast Iron

$2,899.00

/each

BluePrint Engines |

#227BPP12110324

BluePrint Engines BPP12110324 BBC Block, 9.800 Deck x 4.500 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$3,999.99

/each

BluePrint Engines |

#227BPP12110353

BluePrint Engines BPP12110353 SBC Block, 4.000 Bore, 350 Main 1pc

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

BluePrint Engines |

#227BPP12110349

BluePrint Engines BPP12110349 SBC Block, 4.125 Bore, 350 Main 1pc

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

BluePrint Engines |

#227BPP12110328

BluePrint Engines BPP12110328 BBC Block, 9.800 Deck x 4.600 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110341

BluePrint Engines BPP12110341 SBF Block, 8.200 Deck x 4.000 Bore

Main Journal Style:

302 mains

Deck Height:

8.200"

Material Type:

Cast Iron

$2,599.00

/each

BluePrint Engines |

#227BPP12110342

BluePrint Engines BPP12110342 SBF Block, 8.200 Deck x 4.125 Bore

Main Journal Style:

302 mains

Deck Height:

8.200"

Material Type:

Cast Iron

$2,599.00

/each

BluePrint Engines |

#227BPP12110330

BluePrint Engines BPP12110330 BBC Block, 9.800 Deck x 4.600 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110326

BluePrint Engines BPP12110326 BBC Block, 10.200 Deck x 4.600 Bore

Main Journal Style:

454 mains

Deck Height:

10.200"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110346

BluePrint Engines BPP12110346 SBC Block, 4.125 Bore, 350 Mains

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110332

BluePrint Engines BPP12110332 BBC Block, 9.800 Deck x 4.250 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110331

BluePrint Engines BPP12110331 BBC Block, 10.200 Deck x 4.600 Bore

Main Journal Style:

454 mains

Deck Height:

10.200"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110334

BluePrint Engines BPP12110334 BBC Block, 9.800 Deck x 4.560 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110348

BluePrint Engines BPP12110348 SBC Block, 4.125 Bore, 400 Mains

Main Journal Style:

400 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110333

BluePrint Engines BPP12110333 BBC Block, 10.200 Deck x 4.250 Bore

Main Journal Style:

454 mains

Deck Height:

10.200"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110357

BluePrint Engines BPP12110357 LS Block, 4.125, Cast Caps, 4-Bolt

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$3,999.99

/each

BluePrint Engines |

#227BPP12110352

BluePrint Engines BPP12110352 SBC Block, 4.000 Bore, 350 Main 1pc

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110362

BluePrint Engines BPP12110362 SBC Block, 4.125 Bore, 350 Main 1pc

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$3,999.00

/each

BluePrint Engines |

#227BPP12110356

BluePrint Engines BPP12110356 LS Block, 4.000, Cast Caps, 4-Bolt

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$3,999.99

/each

BluePrint Engines |

#227BPP12110359

BluePrint Engines BPP12110359 LS Block, 4.125, Billet Cap, 4-Bolt

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110335

BluePrint Engines BPP12110335 SBF Block, 9.500 Deck x 4.125 Bore

Main Journal Style:

Ford 351 Cleveland

Deck Height:

9.500"

Material Type:

Cast Iron

$4,399.99

/each

BluePrint Engines |

#227BPP12110337

BluePrint Engines BPP12110337 SBF Block, 9.500 Deck x 4.125 Bore

Main Journal Style:

Ford 351 Cleveland

Deck Height:

9.500"

Material Type:

Cast Iron

$3,599.00

/each

BluePrint Engines |

#227BPP12110336

BluePrint Engines BPP12110336 SBF Block, 9.500 Deck x 4.000 Bore

Main Journal Style:

Ford 351 Cleveland

Deck Height:

9.500"

Material Type:

Cast Iron

$4,399.99

/each

BluePrint Engines |

#227BPP12110338

BluePrint Engines BPP12110338 SBF Block, 9.500 Deck x 4.000 Bore

Main Journal Style:

Ford 351 Cleveland

Deck Height:

9.500"

Material Type:

Cast Iron

$3,599.00

/each

BluePrint Engines |

#227BPP12110361

BluePrint Engines BPP12110361 LS Block, 9.705 Deck x 4.125 Bore

Main Journal Style:

LS mains

Deck Height:

9.705"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110350

BluePrint Engines BPP12110350 LS Block, 4.125 Bore, Billet Caps

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110358

BluePrint Engines BPP12110358 LS Block, 4.000, Billet Cap, 4-Bolt

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110351

BluePrint Engines BPP12110351 LS Block, 4.000 Bore, Billet Caps

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110360

BluePrint Engines BPP12110360 LS Block, 9.705 Deck x 4.000 Bore

Main Journal Style:

LS mains

Deck Height:

9.705"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110327

BluePrint Engines BPP12110327 BBC Block, 9.800 Deck x 4.500 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$4,799.99

/each

Showing all 36 results

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GMC Muscle & Classic Car Engine Blocks

Main Journal Style

Brand

Price

Products

BluePrint Engines BPP12110343 SBC Block, 4.125 Bore, 350 Mains

BluePrint Engines BPP12110345 SBC Block, 4.125 Bore, 400 Mains

BluePrint Engines BPP12110339 SBF Block, 8.200 Deck x 4.125 Bore

BluePrint Engines BPP12110329 BBC Block, 10.200 Deck x 4.500 Bore

BluePrint Engines BPP12110325 BBC Block, 10.200 Deck x 4.500 Bore

Related Articles

BluePrint Engines BPP12110344 SBC Block, 4.000 Bore, 350 Mains

BluePrint Engines BPP12110340 SBF Block, 8.200 Deck x 4.000 Bore

BluePrint Engines BPP12110324 BBC Block, 9.800 Deck x 4.500 Bore

BluePrint Engines BPP12110353 SBC Block, 4.000 Bore, 350 Main 1pc

BluePrint Engines BPP12110349 SBC Block, 4.125 Bore, 350 Main 1pc

BluePrint Engines BPP12110328 BBC Block, 9.800 Deck x 4.600 Bore

BluePrint Engines BPP12110341 SBF Block, 8.200 Deck x 4.000 Bore

BluePrint Engines BPP12110342 SBF Block, 8.200 Deck x 4.125 Bore

BluePrint Engines BPP12110330 BBC Block, 9.800 Deck x 4.600 Bore

BluePrint Engines BPP12110326 BBC Block, 10.200 Deck x 4.600 Bore

BluePrint Engines BPP12110346 SBC Block, 4.125 Bore, 350 Mains

BluePrint Engines BPP12110332 BBC Block, 9.800 Deck x 4.250 Bore

BluePrint Engines BPP12110331 BBC Block, 10.200 Deck x 4.600 Bore

BluePrint Engines BPP12110334 BBC Block, 9.800 Deck x 4.560 Bore

BluePrint Engines BPP12110348 SBC Block, 4.125 Bore, 400 Mains

BluePrint Engines BPP12110333 BBC Block, 10.200 Deck x 4.250 Bore

BluePrint Engines BPP12110357 LS Block, 4.125, Cast Caps, 4-Bolt

BluePrint Engines BPP12110352 SBC Block, 4.000 Bore, 350 Main 1pc

BluePrint Engines BPP12110362 SBC Block, 4.125 Bore, 350 Main 1pc

BluePrint Engines BPP12110356 LS Block, 4.000, Cast Caps, 4-Bolt

BluePrint Engines BPP12110359 LS Block, 4.125, Billet Cap, 4-Bolt

BluePrint Engines BPP12110335 SBF Block, 9.500 Deck x 4.125 Bore

BluePrint Engines BPP12110337 SBF Block, 9.500 Deck x 4.125 Bore

BluePrint Engines BPP12110336 SBF Block, 9.500 Deck x 4.000 Bore

BluePrint Engines BPP12110338 SBF Block, 9.500 Deck x 4.000 Bore

BluePrint Engines BPP12110361 LS Block, 9.705 Deck x 4.125 Bore

BluePrint Engines BPP12110350 LS Block, 4.125 Bore, Billet Caps

BluePrint Engines BPP12110358 LS Block, 4.000, Billet Cap, 4-Bolt

BluePrint Engines BPP12110351 LS Block, 4.000 Bore, Billet Caps

BluePrint Engines BPP12110360 LS Block, 9.705 Deck x 4.000 Bore

BluePrint Engines BPP12110327 BBC Block, 9.800 Deck x 4.500 Bore

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