Holley EFI Cam Sync Kit - +.400" Raised Cam - BB Chevy 2040041 One-Way AN-10 Check ValveAeromotive Inc

One-Way AN-10 Check ValveAeromotive Inc

provides a large friction area to reflect and dissipate sound energy

For Small Block Chevy with offset intakes

500" effective length

Holley EFI Cam Sync Kit - +.400" Raised Cam - BB Chevy 2040041 One-Way AN-10 Check ValveAeromotive IncA cam sync signal is required to run sequential fuel injection. This tells the ECU which cylinder is cylinder #1 (or the first cylinder in the firing order as entered in the software). These kits were specifically designed to provide a "plug & play" cam position signal to Holley EFI systems, although they may be used with any EFI system which can read a digital, square wave input cam signal. They are intended for use with Big Block Chevy engines with