Hi Tim,

Look for a:

Nissan Pathfinder or puckup with a 3.0 TBI (neg control PWM)

Nissan Z24 engine with dual TBI (neg control PWM)

Honda Civic DPI (Main injector is neg control PWM)

Subaru SPFI (pos control PWM)

Some early Chrysler 2.2 high pressur... Login to read more.