427 CI Stroker Engine | 625 HP

These BluePrint Engines Pro Series Chevy LS 427 c.i.d. carbureted retrofit dressed crate engines put down a whopping 625 hp and 550 ft.-lbs. of torque! They feature a 30-month/50,000-mile warranty and they are the perfect choice for drivable and reliable high-end performance. Additionally, BluePrint Pro Series Chevy 427 c.i.d. dressed crate engine assemblies 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 crate engines are also dyno-tested and include the dyno sheets.

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

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Automobile crate engines carry a 30-month or 50,000-mile warranty. Marine Crate engines carry a 12-month warranty. Circle Track and short block engines carry no warranty. BluePrint Engines expressly warrants that its engines are of good quality and free from defects in materials or workmanship. Purchaser acknowledges that BluePrint Engines has made no affirmation of fact or promise relating to its engines outside of this limited warranty and BluePrint Engines has provided the purchaser no description, sample, or model of its engines upon which the purchaser has relied in deciding to purchase a BluePrint engine. BluePrint Engines will, at its sole discretion, replace defective parts or a complete engine. All repairs will be made at the seller's or distributor's costs, plus applicable labor. Prior authorization is required from BluePrint Engines before warranty work is begun. Call BluePrint Engines at (888) 808-9573 for a numbered authorization. Warranty claims with BluePrint Engines will take 2-3 weeks to process.