Description

BluePrint Engines 427 ci Small Block GM Style Proseries Crate Engine – 540 Horsepower – Long Block

SKU: BPEPS4272CT1

Horsepower & Torque:540 Horswepower / 535 FT. LBS. Torque

Cylinder Heads:BluePrint Engines Aluminum Cylinder Heads

Compression Ratio:10:1

Camshaft:Hydraulic Roller Cam – .577 Intake / .577 Exhaust Lift and 240 Intake / 248 Exhaust Duration @ .050 – 112 LSA

Pistons:Forged

Crankshaft:Forged Steel Crank – 4.000″ Stroke and Forged 6.000″ Rods

Description:

• Horsepower & Torque: 540 Horsepower / 535 FT. LBS. Torque
• Compression Ratio: 10.0:1
• Aluminum Heads
• Hydraulic Roller Cam
• Forged Crank
• Forged Pistons

Block:

• BluePrint Engines High Strength Cast Iron Block
• Manufactured and Machined in the USA!
• 4-Bolt Main
• 4.125″ Bore
• 1-Piece Rear Main Seal
• Mech Fuel Pump Provision: Yes
• Passenger Side Dipstick
• Drilled and Tapped for Clutch Linkage

Rotating Assembly:

• New BluePrint Forged Crankshaft
• 4.000″ Stroke
• Forged 6.000″ Connecting Rods
• Forged Pistons
• Internally Balanced Front and Rear

Cylinder Heads:

• BluePrint Aluminum Cylinder Heads -HP8103
• 64cc Chamber
• 2.08″ Intake / 1.60″ Exhaust Valves
• 220cc Intake / 67cc Exhaust Runners

Cam Specs:

• Cam Type: Roller
• .577 Intake / .577 Exhaust Lift
• 240 Intake / 248 Exhaust Duration
• @ .050-112 Degree Lobe Separation

Ignition Timing:

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

Also Includes:

• Valve Covers
• Oil Pan
• Timing Cover
• Harmonic Balancer

Notes:

• Not for use in pollution-controlled vehicles.

ENGINE ACCESSORY SPECIFICATIONS:

Your BluePrint engine was dyno-tested with the parts and specifications listed below. If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.

Part Number:PS4272CT

Fuel Delivery Type:Carbureted

Spark Plug:BPP7938NGK 7938 BKR5E(.750 inch reach, 14mm thread, 5/8 hex, plug)

Spark Plug Gap:.035″

Harmonic Balancer:Non-Weighted

Flexplate/Flywheel:Non-weighted

Stall Converter:2200+

Intake Manifold:N/A

Fuel Recommendation:91 Octane

Timing (Initial/Total Advance):Initial timing – 10-16 and Total timing 32-34

Firing Order:1,8,4,3,6,5,7,2

Notes: The new BluePrint block wasmanufactured and machined in the USA.

Recommended Break-in Oil: BPP710

Recommended Service Oil: BPP10W3

Recommended Oil Filter: BPP51061

Total Oil capacity with production oil pan and Correct BPP51061Filter: 6 Quarts

Click here to download a copy of the Installation Guidethat came with your BluePrint engine.

WARRANTY:
BETTER THAN THE REST.

The satisfaction of our customers is our highest priority at BluePrint Engines. We use quality components to balance your engine’s rotating assembly within two grams of spec. We dyno test your crate engine and certify that it’s ready to deliver horsepower and torque.

We give your BluePrint engine the industry’s best-in-class warranty for 30-months / 50,000 miles with the extra confidence only BluePrint can provide. Our warranty applies to individual or professional installations and is fully transferable.

For a detailed overview of our warranty,click here.

DYNO PROMISE:
IT ALL COMES DOWN TO RESULTS.

We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer 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.

BRAGGING RIGHTS INCLUDED!

A comprehensive, dyno-generated printout showing these critical specs will accompany your delivered engine. 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 dyno results!