- Engines & Components
- Engine Blocks
- World Products Big Block Chevy Merlin 8.1 Cast Iron Engine Block
Durable GM 8100 Replacement Bare Block
World Products Merlin 8.1 engine blocks are engineered for high-strength and as a direct replacement to retain OE accessory mounts in Gen VII Big Block Chevy engines that are primarily used in trucks, motor homes, industrial, and marine applications. World Products uses modern digital inspection equipment and vigorous quality-control procedures to verify dimensional accuracy for maximum performance
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4.245 Bore
$3,842.02
Estimated to ship direct from manufacturer on 09/23/24, pending manufacturer availability.
Lowest Price Guarantee
$3,842.02
Estimated to ship direct from manufacturer on 09/23/24, pending manufacturer availability.
Lowest Price Guarantee
4.495 Bore
$3,842.02
Estimated to ship direct from manufacturer on 09/23/24, pending manufacturer availability.
Lowest Price Guarantee
$3,842.02
Estimated to ship direct from manufacturer on 09/23/24, pending manufacturer availability.
Lowest Price Guarantee
4.595 Bore
$2,556.02
Estimated to ship direct from manufacturer on 09/23/24, pending manufacturer availability.
Lowest Price Guarantee
$2,556.02
Estimated to ship direct from manufacturer on 09/23/24, pending manufacturer availability.
Lowest Price Guarantee