No.
170 hp
YesYes
Dot 3Dot 3
87 octane is sufficient.
Yes it will.
Yes , the PCM is the voltage regulator.
Yes, the 91 Dakota is fuel injected, throttle body fuel injected.
You can get a belt diagram for your 1991 Dodge Dakota 3.9 liter engine, at most Dodge dealerships. Most auto-parts stores will give you a belt diagram when you purchase a new belt.
My 91 Dakota gets 14.5 city and about 18 highway. 3.9 V6 throttle body. 4 speed auto. 2WD extended cab.
its in the dash youl need to drop the dash and air box and it should be 3 or 4 bolts to remove
i donnoe
10 degrees before top dead center. only the 87-91 can be adjusted. the92 and up are not adjustible