1972-89 Serpentine belt conversion w/ crank trigger adapter

Our 911 serpentine belt conversion is the cure for broken, stretched  and tossed fan belts on the early Porsche 911 engines.

Note - This kit is an under-drive for the fan on 1974-89. This is the only crank pulley that will fit in the early 1965-83 motor mount.

This kit includes: crank pulley/trigger wheel, fan pulley, belt tensioner, belt, sensor mount and distributor hole plug. 

We recommend using- Crank pulley bolt #1107-10

(Distributor hole size 30mm)

* Sensor mount is for 1/2" crank sensor item # 72250

* Crank sensor is not included in this kit