Holley EFI Crankshaft Sensor Header Bolt Must be used with ST5

Must be used with ST5 ABP helmets

These tools are perfect for measuring slots

2003-2006 GMC Envoy XL

The Edelbrock Pro-Charge Air Filter cleaning kit is the ideal formula for keeping performing at its best

Holley EFI Crankshaft Sensor Header Bolt Must be used with ST5Every racer around is well aware that the crank sensor is an integral part of the fuel injection system. Holley's EFI Crankshaft Signal Sensor is designed to generate an RPM input signal to the ECU when used in ferrous target crank trigger setups. This sensor is a Hall Effect sensor, meaning it outputs a digital square wave signal, which is ideal for use with most Electronic Fuel Injection Systems. Features: 3 wire hall effect crankshaft sensor,