BluePrint Pro Series 427 c.i.d. base long block crate engines have the muscle that you need to impress. These powerhouses feature a 30-month/50,000-mile warranty and are the perfect choice for drivable and reliable high-end performance. Additionally, the BluePrint Pro Series Chevy 427 c.i.d. base crate engine assemblies are dyno-tested and include the dyno sheets.
Pro Series 427 base long blocks feature:
* 540 hp, 535 ft.-lb., compression ratio 10.0:1
* BluePrint cast iron block with 4-bolt main
–4.125 in. bore
–2-piece rear main seal
–Mechanical fuel pump provision
–Passenger side dipstick
–Drilled and tapped for clutch linkage
* Forged crankshaft and connecting rods
* Forged pistons with rings
* Internal front/internal rear balanced rotating assembly
* BluePrint aluminum cylinder heads
–64cc chamber
–2.08 in. intake/1.60 in. exhaust valves
–220cc intake/67cc exhaust runners
* Hydraulic roller cam
–.577 intake/.577 exhaust lift
–240 intake/248 exhaust duration @ .050
–112 degree lobe separation
* Ignition timing
— Initial timing 10 to16 degrees and total timing 32 to 34 degrees
* Valve covers, oil pan, and timing cover
* Harmonic balancer