Racepak Power/Tachometer Gauge Wiring Harness - Racepak Sportsman Data Logger PST 2-1/2 in Center Inlet

2-1/2 in Center Inlet

but opens in the event of crankcase pressure

75 to 2 in Primary

1999-1999 GMC C1500 Suburban

Racepak Power/Tachometer Gauge Wiring Harness - Racepak Sportsman Data Logger PST 2-1/2 in Center InletRacepak Power Tachometer Gauge Wiring Harness Racepak Sportsman Data Logger Racepak LLC was founded in 1984 by Spencer Eisenbarth and Ron Armstrong, originally as Racepak and its parent company, Competition Systems, Incorporated (CSI). Both men were engineers with strong backgrounds in electrical and mechanical applications, and both had an interest in motor sports. Through an earlier joint effort aimed at obtaining data for the improvement of the