Page 21 of Performance Crate Engines by NAPA

part no ch540pc10 power crate big bore-big block new 4.5 bore 655 hp 673 torque engine specifications · · · · · · · · · horsepower torque balanced bore x stroke compression ratio recommended fuel maximum rec rpm block std deck 9.8 crankshaft 655 673 dynamically 4.50 x 4.25 9.3:1 92 octane 5,800 4 bolt iron forged steel 4340 forged forged steel 4340 1.7:1 roller hyd roller .632 632 255°/260° cast iron hand worked rectangular single plane none · pistons · connecting rods · rockers · camshaft lift intake/exhaust dur .050 int ext · cylinder heads windyntm superflow corp.©2000 test 869 · manifold · warranty engine details enough torque to turn tires into grease our exclusive hand worked heads produce extraordinary horsepower forged pistons crank and rods ensure durability includes cnc customized valve covers standard deck block is ideal replacement for 396 or 454 engines must use melonized steel distributor gear not legal for sale on pollution controlled motorized vehicles boats or equipment specifications subject to change without notice 17

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