Jetstarrfire65
Junior Member
- Joined
- Jan 19, 2022
- Posts
- 4
- Reaction score
- 2
- Location
- Colorado
- First Name
- James
- Truck Year
- 86
- Truck Model
- K20
- Engine Size
- 359
Hey guys, looking for info on an 87 k5, we have changed just about everything, all sensors, throttle body, distributor, ecu, and it still runs rich. Blacken all the plugs. Loads up and runs like ****.