Allstar Performance Ignition Coil GBDM3 Bolts have 7/8"-9 threads and

Bolts have 7/8"-9 threads and are available in a fixed or swivel end design

Fits Simpson Viper

Measurements are of tank body

x 6-5/8" or 7" tall coil spring

Allstar Performance Ignition Coil GBDM3 Bolts have 7/8"-9 threads andHigh output ignition coil is specifically designed for use with capacitive discharge ignition systems. 40,000 volt coil is recommended for use with Allstar Performance HP series distributors. Sturdy, high impact housing is epoxy filled to protect against vibration. Extruded aluminum bracket eases mounting. Mounting hardware, anti vibration mounting pads, ring terminals, and high temperature silicone boot are included. Specialty items for the Shop,