Looking to run a 4 inch stroke in your SBC, but don’t want to mess with a reduced base circle cam? World’s Motown II block raises the cam bore 134 thousandths and lets you run a cam based off a BBC core size for better valvetrain stability and accuracy, while retaining better compatibility with standard small block hardware.
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Holley Debuts LT4-Swapped 1995 Camaro Build At SEMA 2025
Holley’s SEMA star is a 408-mile 1995 Z28 survivor. They swapped it with a supercharged LT4 and full pro-touring suspension.
