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BluePrint Engines 347ci Short Block Assembly by BluePrint Engines


BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly
BluePrint Engines 347ci Short Block Assembly

Upgrade your 5.0 engine project with the BluePrint Engines 347 stroker short block, engineered for high performance and reliability!

Item #BPE-BP347
MPN# BP347

Everyday Low Price: $5,599.00

Out of Stock
 This item is returnable. Details
This item is not eligible for discounts or coupon codes.


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Made in the USA

 Benefits

  • Complete Short Block Assembly
  • Brand New High-Strength Cast Iron Block
  • 28oz External Balance Rotating Assembly
  • 3.400" Stroke

 Features

  • Cast Steel Crank
  • 4-Bolt Mains
  • Forged Pistons & Rods
  • Priority Main Oiling

 What's in the Box

  • (1) Short Block Assembly

BluePrint Engines 347ci Short Block
Swap out your tired short block for this 347ci BluePrint Engines short block assembly, featuring all-new components. If you don't want to spend time searching for the right parts for your build, pick up this BluePrint Engines short block and save time and money on your project. Whether you are building a street cruiser or a track monster, this short block will hold up to either. This engine comes ready for you to bolt on your choice of cylinder head, camshaft, intake manifold, headers, transmission, and accessories, to get the best combination for more horsepower and torque. It comes assembled with a brand-new Blueprint Engines high-strength cast-iron block, a cast crank, forged rods, and forged pistons. Blueprint short blocks come with a 12-month warranty at no extra cost for great peace of mind.

Brand New Short Block
With the rarity of an unmodified stock block to remanufacture, Blueprint went out and made their own brand-new high-strength blocks! The robust short block has an Increased deck thickness and strengthening webbing throughout, making it far superior to the original Windsor-based 302. Improved water jacket designs for more efficient cooling and better coolant flow. Utilizing stronger 4 bolt mains with a 3.40" stroke cast steel crank, forged 5.400" connecting rods, and forged pistons round out the rotating assembly and get more cubic inches with 347ci displacement. With a compression ratio of 10.0:1 on 60cc cylinder heads, this short block makes great horsepower straight out of the box!

Short Block Specs:
  • NEW BluePrint Engines' high-strength cast iron block
  • Increased deck thickness and strength webbing
  • Priority main oiling
  • 4-bolt main
  • 1-piece rear main seal
  • Improved water jacket design
  • 3.400" Stroke Cast Steel Crank
  • Forged 5.400" connecting rods
  • Forged pistons -9cc
  • 28oz External balance
  • Compression Ratio: 10.0:1 with 60cc Heads
Important Notes:
  • Engine block supports mechanical clutch; shorty headers may require block grinding for clearance in Mustang applications.


Blue Print Engine Warranty - Click Here -


California Residents:
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About This Brand


BluePrint Engines

BluePrint Engines - The authority in crate engines
Affordable, reliable horsepower has driven BluePrint since 1982. BluePrint gives you more than just an engine but engineering at its finest. And those who drive it know it: the fanatics, the families, the thrill riders, the joy riders, and everyone in between. No matter who they serve, they share a genuine passion that unites us all on these streets, strips, or any stretch of road.

Every BluePrint crate engine matches you like a fingerprint. It looks like a beauty and runs like a beast. It's dyno-tested, trusted, and tailored to you alone. All this is backed by BluePrint's best warranty and customer support in the business.

One customer at a time, one high-performance crate engine at a time, their relentless engineers, headed by the legendary Norris Marshall, know that skill has no substitute. That accuracy outperforms arrogance. And it’s that authenticity in craft, that makes BluePrint The Authority in Crate Engines.