Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Reference Information

Crate Engine, Long Block, 427 Stroker, 540 HP, 535 TQ, New Block, Aluminum Heads, 4-Bolt Mains, Chevrolet, Small Block, Each

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
--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