MERLIN
BIG BLOCK CHEVROLET
SHORT BLOCK KITS

How big do you want to go? We've got short block kits ranging from 509 to 632 inches based on World Merlin blocks and other top quality components. Rotating assemblies are precision-balanced. Compare and you'll discover that you can buy a short block kit for a price that's comparable to purchasing parts alone from other sources.
Build Sheet | Instruction Sheet
Big Block Chevrolet Short Block Kits
Part # Description Deck Height Pistons
108325 509 Low Compression 9.800" 12cc Dome
108325A 509 Low Compression Aluminum Block 9.800" 12cc Dome
108327 509 High Compression 9.800" 41cc Dome
108327A 509 High Compression Aluminum Block 9.800" 41cc Dome
108350 540 Low Compression 9.800" 5cc Dome
108350A 540 Low Compression Aluminum Block 9.800" 5cc Dome
108352 540 High Compression 9.800" 46cc Dome
108352A 540 High Compression Aluminum Block 9.800" 46cc Dome
108360 572 Low Compression 10.200" 15cc Dome
108360A 572 Low Compression Aluminum Block 10.200" 15cc Dome
108362 572 High Compression 10.200" 42cc Dome
108362A 572 High Compression Aluminum Block 10.200" 42cc Dome
108370 632 Low Compression 10.200" -6cc Rev. Dome
108370A 632 Low Compression Aluminum Block 10.200" -6cc Rev. Dome
108372 632 High Compression 10.200" 33cc Dome
108372A 632 High Compression Aluminum Block 10.200" 33cc Dome