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I'm mounting a 91 4.0 into my 88 Grand Wag. I need to know what angle to mount the motor. Right now its setting .5* to the rear so Damn near flat. What is recomended?

These harnesses are getting hard to find. I've been looking for a couple months locally with no luck. I found a couple parts jeeps but the harness had been hacked up. Any help is appreciated

I'm swapping an OBD1 4.0 into my 88 FSJ Grand Wagoneer and I need a complete under hood wiring harness with fuse box and all plugs attached. Willing to pay shipping. Or if you live close enough I can pull it or pick up. Let me know what you have and send pics. I will make a $$ offer based on...

I'm going to run am aftermarket fuel Guage compatible with the gm sending unit

The Blazer tank has a lower profile. Considering that this tank will be mounted in the spare tire area tank depth is crucial to departure angle. The Blazer tank is 10.5" deep and the xj tank is 13" deep. Quite the difference

How many gallon is the xj tank

I'm running a 91 s10 blazer tank with 91 blazer sending unit and 96 lt1 fuel pump. It produces 90 psi and should be more than enough for my stock 4.0. I was going to run an aftermarket fuel Guage as well. But if I can get my factory fsj guages to work that is the best option. I will give a...

Never thought about replacing the senders. What values would I need to research? Electrical requirements?

I have a fsm for a 95xj. The 4.0 wiring should be the same as my 94 4.0 from an xj. I will wire in universal cel and aftermarket guages for everything that won't jive with my fsj gauges.

This should take care of My fuel needs 96 corvette fuel pump on a 91 s10 blazer sending unit. I'm running a 20 gal 91 blazer fuel tank

I'm starting to learn that it's pretty simple. I still needed help realizing that from people who have done it before.

My 94 4.0 has 48 or so I'm told

Thanks shelbyluvv. It's very assuring to hear you recommend this method of wiring. I've talked to a member from another forum and this is exactly how he wired an obd14.0 into a scrambler. This weekend I had the chance to look under the hood of a running 94 wrangler with 4.0. After looking...

Better fuel atomization because of 4 hole injectors. Translates to better throttle response and mpg

I don't have any indecision on the parts i want to run. I'm going to run a factory harness with an obd1 4.0 pcm. My purpose for this thread was to gather info on the best way to make my configuration of choice work. So far Mustang shooter on fsjnetwork has provided very good technical support...

I'm swapping a 94 4.0 into an 88 Grand wag. I have all of the mechanical stuff covered. The motor is bolted to the stock tf727 and I modified the frame mounts to accept early I6 Wagoneer motor mounts. My questions come in at the wiring part. ... I don't know where to start? Should I use...

What if I run a 2001 horse shoe intake with Ford 4.6 fuel injectors. Is it recommended to bump up fuel pressure?

Thank you for your input. I was unaware of the options available. That is why I asked. Your answer was exactly what info I needed. Thanks Cal

Is hesco the only option? I can't see paying $170 for the hesco afpr when I can get one for $60 off summit. I know the stock fpr sets on the fuel rail and the universal ones are remote Mount. Is there any way to use the universal fpr on the 4.0 ho

I'm looking for a tried and true adjustable fuel pressure regulator for my 94 4.0 Right now the engine is stock but It's being swapped into an 88 grand wagoneer fsj. I'm running a fuel system that provides 90 psi from the pump. I need a way to nock the pressure down to usable 4.0 pressure but...