Description
Overview
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
Crate Engine, Long Block, GM LS Series 376 C.I.D., 520 HP, Internal Balance, Aluminum Cylinder Heads, Chevy, 6.2L LS, Each