Holley Cam Sync Kit - BBC w/ +.600/+1.000 Raised Cam HLY556-121

Cam Position Sensor - 12 x 1 mm Thread - Target / Bracket Included - Flying Magnet - Holley EFI Kits - Plus 0.600 to 1 in Camshaft Height - Big Block Chevy - Kit

Air and Fuel, Fuel Injection Systems and Components - Electronic, Speed and Position Sensors by HOLLEY