
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- Big Block Chrysler 493ci Stroker Base Engine
- 525HP / 590TQ
- RB-Block
Blueprint Engines are a great choice for drivable and reliable high performance engines. All rotating assemblies are balanced within 2 grams on a computerized balancer. Blueprint Engines are dyno tested and include dyno sheets.
Best of all they feature a 30 month/50,000 mile warranty.
Recommended Stall Converter: 2000-2400 rpm
Recommended Fuel: 91 Octane
Engine Block:
- 440 Chrysler Block
- Square and Parallel Decked
- Align Honed Main Bearing Bore
- Cylinders are Sonic Tested for Thickness
- Cylinders Honed on a Computer Controlled Machine to Within .0002'' Straightness and Roundness
Rotating Assembly: - New Forged Steel 4.150" Crankshaft
- Forged 6.760" Connecting Rods
- 10.0:1 Compression Ratio
- Forged Pistons
- Hastings Moly Piston Rings
- Balanced Rotating Assembly
- Melling High Volume Oil Pump
- Hydraulic Flat Tappet Camshaft
- Heavy Duty Double Roller Timing Set
Cylinder Heads: - Aluminum
- 80cc Combustion Chambers
Camshaft Specs: - Hydraulic Flat Tappet Lifters
- Lift: .545'" Intake / .545" Exhaust
- Duration @ .050'' Lift: 241° Intake / 247° Exhaust
Other Features: - Valve Covers
- New 4-Quart Oil Pan
- New Timing Cover
- Brass Freeze Plugs
Dress Model Adds: - Edelbrock Dual Plane Intake Manifold, Satin Aluminum Finish
- Edelbrock 800cfm Carburetor or Fast EZ EFI System
- HEI Distributor
Note: 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: BPC4931CT
- Fuel Delivery Type: Carbureted, 850cfm
- Spark Plug: Champion 792
- Spark Plug Gap: .045"
- Harmonic Balancer: Non Weighted
- Flexplate/Flywheel: Non-Weighted
- Intake Manifold: Dual Plane
- 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





