ENGINE GM LS3 LONG 530HP 495FT LB 10.7-1 COMP CARBURTERED INTAKE

BluePrint Engines Chevy LS 376 C.I.D. 520HP Long Block Crate Engines

BluePrint Engines Chevy LS 376 c.i.d. 520 hp long block crate engines is an LS retrofit engine with carbureted intake, designed for customers looking to finish off an LS with their own induction or dress-up equipment.

Details and specs:

* 520 hp / 470 lbs.-ft.
* Compression ratio: 10.7:1
* Aluminum heads
* Hydraulic roller cam

BLOCK:

* New GM aluminum 6.2L block
* OEM block machined in the USA
* 6-bolt main
* One-piece rear main seal

ROTATING ASSEMBLY:

* Nodular Iron crankshaft
* 3.622 in. stroke
* 6.098 in. connecting rods with 150,000 psi bolts
* Hypereutectic pistons
* Internally balanced

CYLINDER HEADS:

* BluePrint aluminum cylinder heads (PS8015)
* 72cc chamber
* 2.165 in. intake / 1.600 in. exhaust valves
* 259cc intake/102cc exhaust runners

CAM SPECS:

* Cam type: Roller cam
* .612 intake, .585 exhaust
* 225 intake / 238 exhaust duration @ .050 - 113 degree lobe separation, 110 ICL

IGNITION TIMING:

* Ignition box required; BluePrint Engines recommends MSD 6014 ignition system

ALSO INCLUDES:

* GM musclecar swap oil pan
* Carbureted intake manifold
* Coil packs
* Spark plugs and wires
* Water pump
* Harmonic balancer