Holley EFI Digital Dash HASZ21CL Includes Viton O-ring intake to

Includes Viton O-ring intake to cylinder head gaskets - Viton is a registered trademark of DuPont Performance Elastomers

1971-1974 GMC Sprint

Soft-running enough to absorb vibrations for street use yet rugged for racing use

When dirty

Holley EFI Digital Dash HASZ21CL Includes Viton O-ring intake toThe Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch panel, user defined alarms, configurable shift lights and can control on screen playback of your EFI data logs. The Holley EFI Digital Dash measures 7. 5" wide, 4. 625" tall and 1" deep which makes it a compact, customizable dash for use in a variety of