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Old 09-09-2016 | 11:34 AM
  #21  
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at this point I would consider those carbs door stop material, were not great in a stock app, much less a performance one, need a pair od 750 quickfuels...
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Old 09-11-2016 | 05:16 PM
  #22  
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Yep. Need to get a WB02 installed first, get a baseline with the old carbs and go from there. The engs where designed to use 850's but the prev went with 760's in an attempt to get some longevity out of them.
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Old 09-20-2016 | 08:58 PM
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Originally Posted by fbc25el
if you are running a msd dist. take the cap off and check for rust !
Pulled the cap (MSD Pro Billet dist) from the port eng today and guess what,, rust...
One weight was rusted and binding. Both springs were rusted and one was broke. Timing was stuck at full adv.
Disassembled and cleaned it all up.
Saw a post where CRC-400 spray was used and worked well at preventing a re-occurrence. Guess I need to pick up a can.
Need a new set of springs now.

Can't tell what color the springs were originally.
I downloaded the PDF files from MSD that show the various curves with different combinations of springs and bushings.
Saw where another member suggested starting with black bushings, a heavy sliver spring and a blue spring.
This will give me 17 deg base timing and an additional 18 degs all in at 3200 rpm (35 degs total).

I originally wanted to lock the timing at 35 degs, but the comments abt that being hard on the starter makes me want to re-enable the adv.
.
My concern now is back to idle quality at 17 degs.
Attached Thumbnails Loading up at idle-rustymsd.jpg   Loading up at idle-cleanmsd.jpg  
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