Name: BluePrint Engines GM Big Block Compatible 502 c.i. Pro-Series Engine - Short Block
Brand: Blueprint Engines
SKU: PS502
Price: 6599.0 USD
Availability: InStock

Compression Ratio: 10.5:1 with 118cc heads and .039'' crushed gasket

Pistons: Forged

Crankshaft: Steel Crank - 4.000" Stroke and Forged 6.385" Rods

Fuel Recommendation: 91+ Octane

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BluePrint PS502 GM Big Block Compatible performance short block engine have been dyno tested at our factory with a Holley Classic 850cfm Carburetor and HP8013 Cylinder heads and produced 627 horsepower and 569 minimum torque. Not every PS502 is Dyno tested. This performance shows the capabilities of this engine. Performance may vary depending upon what cylinder heads, fuel system and intake manifold you choose. This is a fully customizable engine.

Description:

Compression Ratio: 10.5:1 with 118cc heads and .039'' crushed gasket
BluePrint Engines Hydraulic Roller Cam
BluePrint Engines Forged Crank
BluePrint Engines Forged Pistons

Block:

BluePrint 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
4.466" Bore

Rotating Assembly:

BluePrint Forged Crankshaft
4.000" Stroke
Forged H-beam 6.385" Connecting Rods
Forged Pistons
Internally Balanced Front and Rear

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: PS502CT

Fuel Delivery Type: Recommended 850 Carburetor

Spark Plug: BPP7938 NGK 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: Single Plane, Satin Aluminum

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

Recommended Break in Oil: BPP710 (Click Here)

Recommended Service Oil: BPP10W30 (Click Here)

Recommended Oil Filter: BPP51061 (Click Here)

Header Partners: Click here for our Header Partners and recommendations.

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

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.

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!

This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!

RECOMMENDED PRODUCTS:

BluePrint Engines Crate Engine Break-In Oil — 1 Quart