World Products Merlin 454 Small Block Chevy Crate Short Block

World Products has developed this package for the performance enthusiast who is faced with rebuilding a 454 cubic inch Chevrolet big block and would like to gain some serious displacement at virtually no extra cost! Just ad an intake, exhaust and ignition system and you’re on your way to a 500+ horsepower engine combination with stump-pulling torque! It features a MERLIN III cast iron block, a digitally balanced rotating assembly consisting of a 4340 forged steel crank and H beam rods, forged aluminum pistons and high performance rings. The MERLIN cast iron (Stage 1) or aluminum (Stage 2) heads are assembled exclusively with Manley stainless steel valves and are topped with aluminum rocker arms.

FREE freight on select World Products crate engines!

Crate engines are shipped freight paid with a common carrier within the 48 states (not in Alaska or Hawaii). They have to be shipped to a business address to receive free freight. It can be shipped to a residential address for a $60 fee. Please be sure to provide a business name and address in the shipping field if going to a business.

• Block: World Motown cast iron 
• Crankshaft: Eagle 4340
• Main Caps: 4-bolt (ARP main bolts)
• Bearings: Clevite H-bearing
• Connecting Rods: Eagle H-beam 4340 L-19 bolts
• Pistons: Mahle coated
• Piston Rings: Total Seal
• Balancing: Digital (internally balanced)
• Freeze Plugs: Brass