Klotz Free-Gear Estorlin 80W90 Synthetic Gear Oil - 1 Qt Bottle 42031R The universal fan clutch has

The universal fan clutch has a 3/4" pilot hole

562 in / 0

3 AN Inlet

Because it was designed as a direct replacement for your factory pick-up and sending unit

GM A-Body 1973-74 / GM F-Body 1967-69 / GM X-Body 1964-74

Klotz Free-Gear Estorlin 80W90 Synthetic Gear Oil - 1 Qt Bottle 42031R The universal fan clutch hasProduct Description: Gear Oil Free Gear Estorlin 80W90 Synthetic 1 qt For over 60 years, racers and performance enthusiasts around the world have relied on Klotz to grab the checkered flag. Developing products for the motorsports industry is our passion. The tradition of race testing Klotz products continues to this day. In fact, by the time a Klotz product reaches your engine, its spent countless hours on the dyno and proven on the race track.