Racepak Speed Sensor w/Cable Ring Gear Rugged Radios For axles requiring the highest

For axles requiring the highest level of limited-slip performance

Small Block Chevy / Mopar A / B-Series

Fits most 289/302/351W/351C engines except 164-tooth manual transmission

Flow and Performance:

Up to 15 psi Boost

Racepak Speed Sensor w/Cable Ring Gear Rugged Radios For axles requiring the highestThis speed sensor is commonly used to detect either Drive Shaft (ring gear) RPM or Front Wheel RPM. This sensor has a 3 8" fine thread pitch and is triggered using ferrous (steel) material. 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