yup, i had an 89 IDI 1 ton. It had plenty of torque to tow, but not much HP. The PSD honestly puts the IDI to shame.
however, the IDI is insanely easy to work on, only takes 2 wires to start, etc...
The IDI got 14 mpg tops, my PSD gets 20+
Special Thanks and Recommendations to;
PAC Racing Springs
Joint Clutch and Gear