Description: Engine blocks made to handle 2,000-plus horsepower without strain. These Merlin Pro cast iron big block Chevy engine blocks have compiled an enviable record of total dependability. They feature a siamesed-bore cylinder wall design, solid front and rear bulkheads, extra webbing throughout, reinforced lifter bores, and valley head stud bosses. The Merlin Pro cast iron big block Chevy engine blocks use(more)

Description: Engine blocks made to handle 2,000-plus horsepower without strain. These Merlin Pro cast iron big block Chevy engine blocks have compiled an enviable record of total dependability. They feature a siamesed-bore cylinder wall design, solid front and rear bulkheads, extra webbing throughout, reinforced lifter bores, and valley head stud bosses. The Merlin Pro cast iron big block Chevy engine blocks use a priority oiling system that ensures ample lubrication to the crankshaft at high-rpm operation, and the oil filter boss has been relocated to clear oil pans with kickouts. The blocks are equipped with solid dual-pattern oil pan rails, shipped with a 4.490 in. diameter rough bore, and have factory accessory holes drilled and tapped. Whether you're building a race car, boat, tractor, or street vehicle, you can take full advantage of these Merlin Pro cast iron big block Chevy engine blocks to deliver maximum power. (minimize)