Overview
BluePrint Engines Pro Series Chevy LS 427 C.I.D. 625HP Carbureted Retrofit Long Block Crate Engines
BluePrint Engines Pro Series Chevy LS 427 c.i.d. carbureted retrofit dressed long block crate engines put down a whopping 625 hp and 550 lbs.-ft. of torque! They feature a 30-month/50,000-mile warranty and are the perfect choice for drivable and reliable high-end performance. Additionally, these engines are manufactured under strict tolerances and provide outstanding, consistent results. All of the rotating assemblies are balanced to within 2 grams on a computerized balancer. BluePrint Pro Series long block crate engines are also dyno-tested and include the dyno sheets.
Long block crate engine features include:
* New GM LS engine block
* 4340 forged 4.125 in. stroke crankshaft
* 4340 forged 6.125 in. long connecting rods
* Forged pistons
* 11.0:1 compression
* Hydraulic roller camshaft, .624 in. lift intake, .624 in. lift exhaust, 239/255 intake/exhaust duration at .050 in. lift with 114 degree lobe separation
* Aluminum GM LS cylinder heads
* Single roller timing chain
* Aluminum single plane intake manifold
* Full roller rocker arms
* Carburetor
* Ignition coil packs
* Spark plug wires
* Spark plugs
* Harmonic balancer
