BluePrint Motorsports GM LS Compatible 427 c.i. Pro Series Engine – Naturally Aspirated – Long Block – Available August / September

SKU: BPMS427LS Categories: , Brand:

Horsepower & Torque: 638 Horsepower / 540 ft. lbs. Torque

Cylinder Heads: BluePrint Engines LS3 Aluminum Cylinder Heads

Compression Ratio: 11:1

Camshaft: Hydraulic Roller Cam – .624 Intake / .624 Exhaust Lift and 247 Intake / 263 Exhaust Duration @.050-114° LSA – Three Bolt Cam

Pistons: Mahle 4032 Custom Forged

Crankshaft: Forged Crank – 4.125″ Stroke and 6.125″ Rods

This engine Does NOT come with a Fuel Injection ECU and Wiring Harness.

Requires Race Fuel of 100+ Octane

Ships from Manufacturer This item typically ships within 2-3 Weeks Free Freight Shipping to the Lower 48!

$10,999.00

In Stock

-

If you don't know what you need, call our technical sales staff at 931-646-4836

Description

Overview:

The LS-compatible platform is the king of street machines—and this BluePrint Engines 427 c.i. Pro Series monster proves why. Unleash raw, LS-powered fury with a street-scorching ??? horsepower and ??? ft-lbs of torque. This beast has BluePrint aluminum heads, a hydraulic roller cam, and hypereutectic pistons, and forged crankshaft, all locked into a high-strength LSX-style cast iron block. 

Description: 

  • Horsepower & Torque: 638 Horsepower / 540 ft. lbs. Torque
  • Compression Ratio: 11:1
  • BluePrint Engines LS3 Aluminum Heads
  • BluePrint Engines Hydraulic Roller Cam
  • BluePrint Engines Forged Crankshaft
  • Mahle 4032 Custom Forged Pistons

Block:

  • BluePrint Engines High Strength Cast Iron (LSX Style) Block 
  • Increased Deck Thickness and Strength Webbing
  • Utilizes OEM LS3 Front and Rear Covers
  • Improved Water Jacket Design
  • Extended Cylinder Skirt
  • 1-piece Rear Main Seal
  • Priority Main Oiling
  • 4.0695″ Bore
  • 6-bolt Main

Rotating Assembly:

  • Forged Crankshaft
  • 4.125″ Stroke
  • Forged 6.125″ Connecting Rods
  • Mahle Custom 4032 Forged Pistons
  • Internally Balanced Front and Rear

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads –PS8015
  • 70cc Chamber
  • 2.165″ Intake / 1.600″ Exhaust Valves
  • 259cc Intake / 102cc Exhaust Runners

Cam Specs:

  • Hydraulic Roller
  • .624 intake / .624 Exhaust Lift
  • 239 Intake / 255 Exhaust Duration
  • @.050-114 Degree Lobe Separation

Also Includes:

  • This engine does NOT come with a Fuel Injection ECU and Wiring Harness
  • Harmonic Balancer
  • Valve Covers
  • LS Swap Oil Pan
  • Timing Cover

Notes:

  • BluePrint Motorsports engines are built for maximum performance and are intended for extreme duty applications. Because of the high-stress nature of their use, these engines are sold without any warranty, expressed, or implied.

 

Weight: 478 lbs

Dimensions: W30" x H27" x L38"

If you don't know what you need, call our technical sales staff at 931-646-4836