Features:

• HP & Torque: 625 HP / 565 FT LBS Dyno Proven
• Compression Ratio: 11.0:1
• Aluminum Heads
• Forged Pistons
• Roller Cam
• Forged Crank
• Part #: PSLS4271CT

Block:

• New GM LS3/L92 Aluminum Block!

Rotating Assembly:

• Forged Steel Crankshaft
• Forged Mahle Pistons
• Forged I Beam Rods
• Mahle Performance Rings
• Balanced Rotating Assembly
• Hydraulic Roller cam
• Premium Single true roller timing set
• GM factory roller rockers with upgraded full roller trunion

Cylinder Heads:

• New BluePrint Aluminum Cylinder Heads - PS8015
• Chrome moly retainers and spring locators
• Dual coil .650" lift valve springs
• 2.165 intake valves
• 1.590 exhaust valves
• Hardened push rods

Cam Specs:

• Roller - .624 intake .624 exhaust lift, 239 intake 255 exhaust duration @ .050, 114 degree lobe sep.

Ignition Timing:

• ECM Controlled (not included)

Also Includes:

• Timing cover
• LS3 Intake manifold

Notes:

This engine requires a non-weighted harmonic balancer, and non-weighted flexplate/flywheel.
Recommended Fuel: 91 Octane
BluePrint Engines recommends a 2200+ RPM stall converter.

This engine is specifically designed to replace your existing LS engine - a direct drop in for Gen 4 applications. Built with a 58x Gen 4 style reluctor and sensors. Also included is a free retune of your ECM - Contact BluePrint Engines for detail

Product Reviews for PSELS4271CT - BLUEPRINT