
Measured rear wheel horsepower can be anywhere from 15-25% less than flywheel horsepower. The number provided were measured is at the flywheel, corrected to SAE J1349 standards, and NOT at the rear wheels. These numbers were achieved on a professionally operated dynamometer to compensate for variables such as altitude, temperature, relative humidity, vapor pressure, and barometric pressure. All horsepower and torque numbers are provided by the crate engine manufacturer and are within 2% of advertised numbers.

This engine is shipped dry without engine oil. Not designed for late model applications that were originally equipped with factory fuel injection. NOTE: This engine may not clear your factory hood.hood modification or an aftermarket hood may be required.Recommended Engine Oil: 10W30 Non-Synthetic.Recommended Stall Converter: 2,000 - 2,400 RPM.

Recommended Flex Plate Or Flywheel: Non-Weighted.Does Not Include: Throttle Body, Fuel Injection System/Sensors/Wiring Harness, Accessory Drive System With Accessories, Engine Oil Pan, Engine Mounts, Spark Plugs, Coil Packs, Distributor, Ignition Wires, Non-Weighted Flexplate Or Flywheel, Aluminum Water Pump, Starter, Alternator, Exhaust Manifolds Or Headers, Engine Oil Filter, Installation.Includes: Timing Cover, LS3 Intake Manifold, & FREE Re-Tune Of Your Factory ECM From BluePrint Engines.Fuel System: Requires 350 LPH Or Larger Fuel Pump, Minumum Of 42 Lb./Hour LS3 Style Fuel Injectors & High Flow Fuel Rail.624 Exhaust, 239 Intake, 255 Exhaust Duration 114 Lobe Separation Camshaft: Aggressive Hydraulic Roller.650 Lift Valve Springs, Rocker Arm Studs w/Guide Plates For Pushrods, & Viton Valve Stem Seals Cylinder Heads: BluePrint LS3 Aluminum, 68CC Chamber, Stainless 2.165 Intake & 1.590 Exhaust Valves w/Swirl Polished Undercut Stem, 3 Angle Valve Job, Chrome Nickel Valve Seats, Manganese Bronze Valve Guides, Chromeoly Retainers, 7 Degree Valve Locks, Dual Coil.Rotating Assembly: New Forged Steel Crank w/4.125" Stroke, 58X Reluctor Wheel, Forged 6.125" I Beam Rods with 150,000 PSI Bolts, Mahle Performance Rings, Forged Mahle Aluminum 11:1 Pistons.Block: New GM LS3/L92 Aluminum, 1-Piece Rear Main Seal, Squared & Parrallel Decked, Align Honed Main Bearing Bore, Cylinders Are Sonic Tested For Thickness.Balanced, Blueprinted, & Professionally Assembled By Hand In the USA.30 Month, 50,000 Mile Limited Manufacturer Warranty.

#BLUEPRINT PRO SERIES ENGINES A INSTALL#
Dyno Tested Prior To Shipping, Includes Actual Dyno Test Sheet & Detailed Install Guide.2009-2013 ZR1 Corvette Horsepower On 91-93 Octane Pump Gasoline.Drop-In Replacement For Your Factory LS2 Or LS3 Engine Only.
