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Want a GenIII Hemi in your 1st Gen?

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Old Sep 18, 2020 | 09:01 AM
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Default Want a GenIII Hemi in your 1st Gen?

And not much of a fabricator?

https://www.holley.com/products/engi...ap_components/

RwP
 
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Old Sep 18, 2020 | 09:43 AM
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Originally Posted by RalphP
Ooooooo, that could be fun. Hemi with an 8 speed in your dak? That would be WAY too much fun to drive.
 
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Old Sep 18, 2020 | 11:24 AM
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I had seen this for the first gen full size trucks
Glad to see the support for first gen dakotas!!

But what about us with 4wd?

Knowing my luck, it will probably come out the day after I post my 5.9 installed!!
 
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Old Sep 18, 2020 | 04:42 PM
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Thats awesome. I never thought they would do the first gen Dakota.

The headers are interesting. I guess pushing the engine forward gives the passenger side some more room at the firewall. Mine cannot use passenger side starter. Engine to rad clearance will get tight on the early ones and may make rad and fan fitment hard.

I use the Holley terminator X, its a good efi system. Holley does not have any dodge transmission control at this time.

I have heard there is a mopar guy high up at Holley so we are getting more support, will mainly be gen3 hemi I would imagine.
 
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Old Sep 30, 2020 | 06:38 PM
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Originally Posted by Rebel11
Can I not put a Hemi (thinking 5.7) in my '94 4WD Dak?
Throw enough money at it.

I think the oil pan might be an issue, but, not 100% on that.
 
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Old Oct 1, 2020 | 08:56 AM
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Originally Posted by HeyYou
Throw enough money at it.

I think the oil pan might be an issue, but, not 100% on that.
You might need to modify a 5.7 truck pan, I notched the 2wd crossmember. Not sure where the front axle is.

Headers likely won't fit as 4wd have a steering box and not a rack.
 
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Old Oct 3, 2020 | 01:25 AM
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Originally Posted by Glen440
Thats awesome. I never thought they would do the first gen Dakota.

The headers are interesting. I guess pushing the engine forward gives the passenger side some more room at the firewall. Mine cannot use passenger side starter. Engine to rad clearance will get tight on the early ones and may make rad and fan fitment hard.

I use the Holley terminator X, its a good efi system. Holley does not have any dodge transmission control at this time.

I have heard there is a mopar guy high up at Holley so we are getting more support, will mainly be gen3 hemi I would imagine.
Can you explain how you hooked your terminator X up to your Dakota? I have a 95 Dakota with the OBD 1 system and there's not much in the way of tuning software for it.

I'd be interested to know how it works on an OBD I Dakota.
 
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Old Oct 3, 2020 | 10:15 AM
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Originally Posted by WolfStar
Can you explain how you hooked your terminator X up to your Dakota? I have a 95 Dakota with the OBD 1 system and there's not much in the way of tuning software for it.

I'd be interested to know how it works on an OBD I Dakota.
The terminator x replaces everything on the engine, its a stand alone controller. I took every wire that was not used for headlights and a few things under hood and cut them. The 87 is pretty basic for what the cluster needs. I do not use the factory oil, temp and battery gauges. My little handheld programmer goes there and shows me live data while running. I can watch whatever I want, Oil pressure, fuel pressure, coolant temp, intake air temp, rpm, map sensor, if the fans are on, iac position and more.

The software needs an AFR map and timing map, after that it will self learn by hitting the AFR target based on rpm and map sensor.

I don't think they make a wiring harness for the LA engine. I looked in the software and I only see gen3 hemi support without using custom inputs. I also did a quick google search and did not come up with anything.
They make a throttle body system that is universal, thats going backwards from multi port.

You can use megasquirt but I did not use it because I had nowhere to put the computer as it is not water proof. There is no room under the dash in these trucks. Race trucks just delete the heater box and then there is lots of room.

 
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Old Oct 3, 2020 | 10:16 AM
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Glen440 has a 440 RB motor in his truck.

But, from the back of the envelope, it appears that all you'd have to supply is a method of tweaking the tach signal to be 2x revolution, a way to feed the VSS into the speedo, and possibly a LA style distributor (not sure, it may handle advance all on its own.)

There will have to be a crank position sensor of some kind; the Terminator X may have its own setup or it may use the Mopar factory setup.

For your transmission, there's methods of handling OD and TCC external to any CPU; there's also a couple of guys who've done some stuff with a RasPi to make the control a bit better (monitor VSS, MAP, and engine speed all three to determine the TCC/OD settings, plus monitor sense switches inside so the user can override if they see fit.)

Or go manual; no need to handle a non-existent torque converter

RwP
 
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Old Oct 3, 2020 | 12:30 PM
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I have a gen3 6.1 hemi
 
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