SKU: PS5403CT1
BluePrint Engines GM Big Block Compatible 540 c.i. Pro Series Power Adder Engine - 615 Horsepower - Long Block
$14,449.00
540 c.i. 615 Horsepower Long Block

Horsepower & Torque: 615 Horsepower / 579 ft. lbs. Torque

Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads

Compression Ratio: 8.5:1

Camshaft: Solid Roller - .652 Intake / .652 Exhaust Lift and 255 Intake / 262 Exhaust Duration @.050-114° LSA

Pistons: Forged

Crankshaft: Steel Crank - 4.250" Stroke and 6.385" Rods

Fuel Recommendation: 87+ Octane

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Financing available at checkout with Affirm

Overview:

BluePrint Engines built this 540 c.i. Pro Series Power Adder long block for the kind of people who don’t stop at “enough.” With 615 horsepower in naturally aspirated form and engineered to take boost, this big block is the ultimate foundation for turbos, superchargers, or nitrous. Forged strength, precision machining, and Pro-Series durability give you the confidence to turn up the heat without fear, while the long-block format lets you choose the induction and accessories that match your build vision. If you’re chasing big cubes, big boost, and big smiles, this 540 Power Adder engine is the blank canvas ready for your wildest horsepower plans.
This power adder engine is engineered to handle any type of forced induction. Whether you’re adding nitrous, a supercharger, or turbos, this long block has the strength and reliability to take the boost.

Description:

  • Horsepower & Torque: 615 Horsepower / 579 ft. lbs. Torque
  • Compression Ratio: 8.5:1
  • BluePrint Engines Aluminum Heads
  • BluePrint Engines Solid Roller Cam
  • BluePrint Engines Forged Crank
  • BluePrint Engines Forged Pistons

Block:

  • BluePrint Engines High Strength Cast Iron Block
  • Manufactured and Machined in the USA!
  • Mech Fuel Pump Provision: Yes
  • 1-Piece Rear Main Seal
  • Standard Deck
  • 4-Bolt Main
  • 4.500" Bore

Rotating Assembly:

  • BluePrint Forged Crankshaft
  • 4.250" Stroke
  • Dual Keyway
  • Forged H-beam 6.385" Connecting Rods
  • Forged Pistons
  • Internally Balanced Front and Rear

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads - PS8013
  • 119cc Chamber
  • 2.30" Intake / 1.88" Exhaust Valves
  • 316cc Intake / 124cc Exhaust Runners
  • Cylinder Heads Feature a .300 in. Raised Exhaust Port vs an OEM Casting
  • Must Verify Header / Exhaust Clearance

Cam Specs:

  • Solid Roller
  • .652 Intake / .652 Exhaust Lift
  • 255 Intake / 262 Exhaust Duration
  • @ .050-114 Degree Lobe Separation

Ignition Timing:

  • Initial Timing 10-16° and Total Timing 32-34°

Also Includes:

  • SFI Rated Dual Keyway 8 in. Balancer
  • Roller Rockers with Stud Girdles
  • Fuel Pump Block Off Plate
  • BluePrint Dipstick
  • Timing Cover
  • Valve Covers
  • Oil Pump
  • Oil Pan

Notes:

  • Built to accept Power Adders.
  • Crank machined for dual keyway damper.
  • Not for EGR

WARNING: Cancer and Reproductive Harm
Bragging Rights Included.

EVERY BLUEPRINT ENGINE ACES THE DYNO TEST

We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer in our in-house dyno testing rooms to get our rotating assemblies within two grams, ensuring silky smooth power over the entire RPM range. That’s precisely why our engines sound and run better than our competitors.

All specs, zero speculation: A comprehensive, dyno-generated printout showing your critical engine specs will accompany your delivered engine — every time. No more guessing or wondering what your installed engine’s real-world peak horsepower and torque ratings actually are. Any doubters in the crowd? Simply flash ‘em your exact engine’s dyno results.

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