Our EFI 24x™ LT1 conversion with 1x camshaft position signal within timing cover is the best solution for equipping your LT1 or LT4 engine with the 24x crankshaft and 1x camshaft signals of a Gen III LS-Series engine. Includes billet aluminum timing cover, Cloyes True Billet double roller timing set (based on Cloyes 9-3645X9 True Billet double row timing set), 24x crankshaft reluctor, CMP sensor, and CKP sensor. REQUIRES AN ELECTRIC WATER PUMP (NOT INCLUDED).