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S&S Compression Releases

Started by Buffalo, February 10, 2014, 01:10:26 PM

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Buffalo

 Could someone tell the socket size required for the S&S Electronic compression releases in my T124.
I cannot afford to buy the S&S unit (here in Canada its $129.95 +13% tax). I thought I'd have a go at making one myself as I have a lathe and welding equipment.
It worked fine for almost 7 years, then got nasty, breaking out two teeth in the 10/84  Primo ring gear and smoking the original 1.6 All Balls starter.
My engine is still reluctant to turn over, even with a good battery, new cables and brand new starter(ALL BALLS RACING 1.7). The releases appear to be functioning properly, I would like to clean out the release ports. When I hit the starter button, the motor rolls up to compression and stops. Hitting a second time usually snaps it over and away it goes. Once the motor has been run for even a few minutes, its seems easier to start. Motor has 53000klms on it.
Anything else that could cause this issue?? Advice would be appreciated!!   Buffalo

BVHOG

lifter bleed down, do you have limiters in the lifters?
If you don't have a sense of humor you probably have no sense at all.

bladerunner

  The hex is one inch . I paid about $70   ?   for mine ..............bladerunner
Erie , pennsylvania

Buffalo

Quote from: BVHOG on February 10, 2014, 01:12:12 PM
lifter bleed down, do you have limiters in the lifters?
Yes, the 124 came with limiters! Would a bent pushrod cause similar issues? I have run into the rev limiter a number of times! The problem seems to have come on gradually.
I'll certainly check out the lifters, pushrods once the weather co=operates, miserably cold her with no heat in the garage. Thanks for the tips  Buffalo

Buffalo

Quote from: bladerunner on February 10, 2014, 03:24:05 PM
  The hex is one inch . I paid about $70   ?   for mine ..............bladerunner
Thanks for your input! As I understand it the special socket is two piece, the lower piece actually fit the release hex, and the second upper piece has a hex or socket drive.
Is the lower piece 1"?  I'm on a very restrictive pension now, so hoping to make what I need. Buffalo

bladerunner

  1 inch hex  , 1 inch bore . od 1.128 aprox .aprox 3. 250 long

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Erie , pennsylvania

Buffalo

Quote from: bladerunner on February 11, 2014, 05:14:39 AM
  1 inch hex  , 1 inch bore . od 1.128 aprox .aprox 3. 250 long
Thank you bladerunner, that makes the mfg of a unit much easier!!! Appreciate your input and photos. Buffalo

Buffalo

  Would a compression with and wthout the compression releases tell me anything useful. Does anyone know what the actual numbers should be, without the releases and with (approx.) I assume it should be around 9.4 corrected, 190 psi with a drop of 30psi or so. having a number to look for would tell me if the compression releases are carboned up in the passages.  Engine is the standard droppin unit in 07, a T1124 carbed with IST ignition, anti knock, non programmable for my 01 Dyna Super Glide.
Once it starts it runs very well, and quietly, gives 47 mpg highway at 75+ mph (2.88/1 gearing). 126.5 hp/ 134 torque at last dyno.  Buffalo

bladerunner

 Pull the fuse on the releases,  and test with and without releases . You might have one that's not working.   
Erie , pennsylvania

Buffalo

  Hi bladerunner  Good idea! I know the releases are actually functioning, as I can see and feel them dropping open. My concern is that ports or port of one may be partially or totally plugged by carbon.
Its well below zero here, so no attempt immediately to try anything yet, 20-50 will be like syrup at -20C.
Thanks for the ideas and encouragement to keep looking.
Buffalo