They plug into the RS232 computer harness and have two rotary dials for adjustments
This pro cam degree kit includes all of COMP's professional quality tools to degree your cam with the heads off like a pro
Micro Sprint Front Wing Posts (pair) fit perfectly and include all hardware for easy mounting
Includes Mounting Hardware & Drain Plug
Lucas Oil Slick Mist is a polymer paint gloss intensifier
Racing Power Fuel Pressure Gauge 0-15 psi 29701 They plug into the RS232Product Description: Fuel Pressure Gauge 0 15 psi Mechanical Analog Full Sweep 1 1 2 in Diameter Black Face Sold Individually Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.