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-   -   Serpentine alternator options. (https://www.thirdgen.org/forums/tech-general-engine/759233-serpentine-alternator-options.html)

seiplentz 02-22-2019 04:38 PM

Serpentine alternator options.
 
My alternator isn’t fitting on my new engine setup. The battery stud hits the valve covers. Anyone using a slimmer style alternator?? I have aluminum heads with spacers to use perimeter style valve covers.
https://cimg5.ibsrv.net/gimg/www.thi...d69bfae12.jpeg

ULTM8Z 02-22-2019 07:49 PM

Re: Serpentine alternator options.
 
not sure how you're going to solve that with a CS 130. it looks like the stud is already clocked about as far as itll go.

what you can do is swap out to an AD244 style. its physically bigger and puts the stud farther away.

search on AD244 and you'll find a few threads on how to do the swap.

https://cimg4.ibsrv.net/gimg/www.thi...e6ff4ee4e6.jpg
https://cimg1.ibsrv.net/gimg/www.thi...208fc5f98b.jpg


John in RI 02-23-2019 12:44 PM

Re: Serpentine alternator options.
 
LT1 valve cover....... ?

:driving:


seiplentz 02-23-2019 02:07 PM

Re: Serpentine alternator options.
 
picked up that ad244 alt. Seems to clear the valve cover. Thanks for the tip!!!
https://cimg4.ibsrv.net/gimg/www.thi...9a3e6f145.jpeg

ULTM8Z 02-23-2019 02:52 PM

Re: Serpentine alternator options.
 
Cool. You'll love the performance of that thing. You literally CAN'T get it to below 14.2 volts even at idle with every last accessory and system turned on full power.

seiplentz 02-23-2019 07:21 PM

Re: Serpentine alternator options.
 

Originally Posted by ULTM8Z (Post 6283944)
Cool. You'll love the performance of that thing. You literally CAN'T get it to below 14.2 volts even at idle with every last accessory and system turned on full power.

I cant wait!! I always had a voltage drop problem.. Thanks so much for the help. It made it an easy find for once!!

seiplentz 02-28-2019 06:58 AM

Re: Serpentine alternator options.
 

https://cimg3.ibsrv.net/gimg/www.thi...4090003f6.jpeg
Finalized the mounting. Whew it is still very close to the valve cover. But it doesn’t touch!!

ULTM8Z 02-28-2019 11:01 PM

Re: Serpentine alternator options.
 
those must be some seriously tall rocker covers...

seiplentz 03-01-2019 07:43 AM

Re: Serpentine alternator options.
 

Originally Posted by ULTM8Z (Post 6285197)
those must be some seriously tall rocker covers...

They have spacers on the heads to convert the heads from center bolt to perimeter bolt valve covers. They are probably a 1/2" thick.

https://www.summitracing.com/parts/icb-551542

TTOP350 03-01-2019 08:05 AM

Re: Serpentine alternator options.
 
I use the stud type with my cast tall covers and its tight but works. .

xylorex 03-01-2019 09:24 PM

Re: Serpentine alternator options.
 
I had the same problem with a powermaster alternator on my new engine build.... you can actually rotate or "clock" an alternator, pull out the screws and rotate the rear housing.

seiplentz 03-06-2019 09:21 PM

Re: Serpentine alternator options.
 
Before starting a new thread can anyone clear up wiring the ad244? What I gather all i need to do is wire the S wire to the battery or fuse box?

ULTM8Z 03-06-2019 10:43 PM

Re: Serpentine alternator options.
 
https://www.thirdgen.org/forums/electronics/755380-ad244-conversion-took-plunge.html

seiplentz 03-07-2019 06:52 PM

Re: Serpentine alternator options.
 
I Read that article. I was using a 1 wire alternator. So if i gather this right I can take the L wire add resister and loop it to the output and it should work?

ULTM8Z 03-07-2019 08:55 PM

Re: Serpentine alternator options.
 
no you need to have the sense wire (the L terminal) hooked up to the switched ignition that way the voltage regulator knows what output it needs to supply to keep the system voltage up over 14V

if you do it like you're suggesting you're likely to see something like low 13V at the battery and possibly less than 13 on the ignition side.


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