
EFI Connection's 58x crankshaft reluctor was designed to generate the 58 pulse crank signal required by the GM Gen IV LS-Series ECMs. This reluctor is 4 inches in diameter and can be used within the 1996-newer Gen VI BBC Vortec timing cover.
EFI Connection's 58x crankshaft reluctor was designed to generate the 58 pulse crank signal required by the GM Gen IV LS-Series ECMs. This reluctor is 4 inches in diameter and can be used within the 1996-newer Gen VI BBC Vortec timing cover.