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| For my slant 6 engine https://mail.slantsix.org/forum/viewtopic.php?t=68340 |
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| Author: | Daniel F [ Mon Sep 01, 2025 8:54 am ] |
| Post subject: | For my slant 6 engine |
So I had a 1bb c7386 carberator on there and replaced it with a brand new c7385 1bb carberator, I drove the truck for three years already with the old carb on there and just was getting rougher and rougher idling so I replaced it, I had 0 issues with the old one ever. So when I replaced it I fired it up and she ran good way better was way more responsive and I loved it, went to the road and wanted to drive it and it started to sound like a 1000 horsepower camed built engine so I was like oh its getting to much fuel ill back it into the shop so I can stall it there, so I backed it in which it barley wanted to do when I gave it gas but I got in there, I stalled it and have never gotten it to fire back up. Im not getting any spark anymore. Im getting 11.70ish volts at my ignition coil when cranking, and I checked the primary and secondary oms on it and they were with in range. I cannot find a ballast resistor anywhere on my truck, could it be possible that I dont have one anymore? My distributor has a dual pickup, my ignition coil is giving out spark as i did the whole trick with a spark plug and ground wire and trying it that way and it put spark to my spark plug so theres power going to my distributor but no spark! I replaced my dual pickup and my reluctor and my rotor and cap, so then my distributor gear broke so now I gotta get a new one so that I can test to see if I get spark, but i have been doing all these things testing and testing and not getting any response, but after I have my distributor fixed again and if it should not work does anyone have any suggestions? Plz let me know cant find any YouTube videos about it like mine thanks. Also I also replaced spark plug wires and still no spark. |
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| Author: | Rick Covalt [ Mon Sep 01, 2025 10:59 am ] |
| Post subject: | Re: For my slant 6 engine |
Quote: it put spark to my spark plug so theres power going to my distributor but no spark!
Not sure this makes sense? Does this truck still have the lean burn ignition system on it? If so, there is a good chance that is part of the problem. They were junk from new, let alone 40+ years old. I'd fix the distributor gear and then see if you can get it to run. And even if it does run, I would highly recommend swapping out the dual pick up distributor and switching to HEI ignition. It is simple and dependable. Lean Burn, not so much! |
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| Author: | Daniel F [ Tue Sep 02, 2025 8:26 am ] |
| Post subject: | Re: For my slant 6 engine |
Okay i guess I thought everyone knew that trick, but when you put the spark plug into the wire that comes from the ignition coil to the distributor hold it to a clean ground then take a wire that comes from the negative side and swipe it across a clean ground you'll see the spark plug sparking. But anywyas... yes it does still have that, i believe i know what your talking about, your referring to the spark control system on my intake and all that stuff right? I did see the wire that comes from my dual pickup going to the spark control system but could figure out why, but okay didnt think it could harm it but ya lots of ppl on YouTube have been talking about going to the HEI system but just cant figure out how to do it without spending a decade wrapping my head around it, need like a blue print or somthing to help me but ya that would be great to delete that for sure |
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| Author: | Rick Covalt [ Tue Sep 02, 2025 1:42 pm ] |
| Post subject: | Re: For my slant 6 engine |
I have done 5 or 6 vehicles. Piece of cake. I have a nice simple drawing that shows what needs done. PM me your email and I'll send it to you. On my truck I think I got rid of about 8 or 10 wires out of the harness once the lean burn was removed. The HEI only has 4 wires. Some people run a relay to power it but that is not even necessary. |
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| Author: | Daniel F [ Fri Sep 05, 2025 6:33 am ] |
| Post subject: | Re: For my slant 6 engine |
And another question, does anyone know were i could get a slant 6 distributor drive gear? The plastic one, mine broke and I cant find one in any classic shop around me or parts stores or rockauto, please let me know of anything or any ideas thanks. |
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| Author: | Charrlie_S [ Fri Sep 05, 2025 9:14 am ] |
| Post subject: | Re: For my slant 6 engine |
Quote:
And another question, does anyone know were i could get a slant 6 distributor drive gear? The plastic one, mine broke and I cant find one in any classic shop around me or parts stores or rockauto, please let me know of anything or any ideas thanks.
Where are you located? I would not think there is a problem getting the gear. Any parts store should be able to order one, if not in stock.Dorman part number 90450 Here you go. Seller is a member on this site, and FABO. https://www.ebay.com/itm/334533084168?_ ... R7jN5KqjZg |
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| Author: | Daniel F [ Fri Sep 05, 2025 9:26 am ] |
| Post subject: | Re: For my slant 6 engine |
Im located in ontario, and ya I even called summit racing and a couple of others stores in Michigan and no luck so not sure, I will probably buy the one that you sent the link from thanks |
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| Author: | Rick Covalt [ Fri Sep 05, 2025 10:25 am ] |
| Post subject: | Re: For my slant 6 engine |
I just typed in Dorman number and it came up in Summit's site for me. Matt's kit is very nice and has all the parts you need. |
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| Author: | Daniel F [ Sat Sep 06, 2025 6:58 am ] |
| Post subject: | Re: For my slant 6 engine |
Hey yes I bought the part yesterday and ya reviews seemed good and legit so thats what I did but im hoping that it'll work and that its not all my lean burn system problem further more yet but if it is that what it is I guess |
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| Author: | eric22t [ Sat Sep 06, 2025 9:24 am ] |
| Post subject: | Re: For my slant 6 engine |
daniel, go check out the articles section. there is a lean burn conversion article. it's very easy to follow and is not a difficult project. you don't even need to include the hei upgrade. just use a stndard chrysler electronic set up. and don't foget to search the forums. there are multiple lewan burn conversion threads. other than being typically gutless, the lean burns did ok at clean and better fuel economy. then, when they broke. the were nearly impossible to diagnose and repair. hence the mad dash to replace them. and yes it can cause a host of run problems when it starts to fail |
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| Author: | Daniel F [ Mon Sep 08, 2025 6:32 pm ] |
| Post subject: | Re: For my slant 6 engine |
Yes thank you, I did that already an read them an seemed pretty simple, thanks for all the help guys and im trying to posts some pictures an here to ask and show you guys more pictures but isn't working, but ya ill probably just get a GM HEI module and try it simple. |
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| Author: | Daniel F [ Mon Sep 08, 2025 6:44 pm ] | ||
| Post subject: | Re: For my slant 6 engine | ||
And now I have posted a picture of this carberator that I had bought and replaced my old one with an thats when everything shut down on me, Can anyone tell me if I do the HEI conversation will this carberator work for this set up? Still even if I get rid of the lean burn? Thanks
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| Author: | eric22t [ Tue Sep 09, 2025 5:22 am ] |
| Post subject: | Re: For my slant 6 engine |
without commenting on the quality of today's remanufactured parts. yes the distributor is what you are after, with or without doing the hei conversion. you may have trouble with the carb, do to the fuel control solenoid no longer being used. personally i would make the salvage yard pilgramage and get all the needed parts from a none lean burn slant 6 1barrel vehicle. that would also allow you to get the harness assembly complete. |
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| Author: | Daniel F [ Tue Sep 09, 2025 6:50 am ] |
| Post subject: | Re: For my slant 6 engine |
Okay can I not just hook a 12v power up to the fuel solenoid and still use it, or why would i not be using it anymore? Is there any way I can use it other wise, if anyone else knows about this? As I just bought it brand new. And okay then ill use the same kind of distributor then, ill go to my junk yard an see what I can find |
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