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Torqueflite servo spring identification #3232650 05/13/24 09:30 PM 05/13/24 09:30 PM
Joined: Nov 2012 Posts: 57 T Torq37 OP member
Torq37 OP member T Joined: Nov 2012 Posts: 57	I’m sorting a basket of late 1960’s 727 parts and need dimensions to ID some springs. Looking for diameter and length of the large front servo spring and the same for the large low/reverse servo spring. Last edited by Torq37; 05/14/24 05:29 PM.

Re: Torqueflite servo spring identification [Re: Torq37] #3232745 05/14/24 12:24 PM 05/14/24 12:24 PM
Joined: Jan 2003 Posts: 25,925 Rio Linda, CA John_Kunkel Too Many Posts
John_Kunkel Too Many Posts Joined: Jan 2003 Posts: 25,925 Rio Linda, CA	Front servo is 2 3/16" diameter with a free length of 3 1/4". Rear servo is 1 15/16" diameter with a free length of 2 5/8". The INTERNET, the MISinformation superhighway

Re: Torqueflite servo spring identification [Re: John_Kunkel] #3232820 05/14/24 05:32 PM 05/14/24 05:32 PM
Joined: Nov 2012 Posts: 57 T Torq37 OP member
Torq37 OP member T Joined: Nov 2012 Posts: 57	Thanks! Bonus round, is this likely an accumulator spring: 2.3 long x 1.5 OD x .136 wire

Re: Torqueflite servo spring identification [Re: Torq37] #3232948 05/15/24 12:13 PM 05/15/24 12:13 PM
Joined: Jan 2003 Posts: 25,925 Rio Linda, CA John_Kunkel Too Many Posts
John_Kunkel Too Many Posts Joined: Jan 2003 Posts: 25,925 Rio Linda, CA	Yes, the OD is correct but there were numerous lengths, your is the one on the left. The INTERNET, the MISinformation superhighway

Re: Torqueflite servo spring identification [Re: John_Kunkel] #3233042 05/15/24 07:39 PM 05/15/24 07:39 PM
Joined: Nov 2012 Posts: 57 T Torq37 OP member
Torq37 OP member T Joined: Nov 2012 Posts: 57	Thanks again. I didn’t know there were different versions of the accumulator spring. Was this done to tailor the shift characteristics to specific vehicles?

Re: Torqueflite servo spring identification [Re: Torq37] #3233141 05/16/24 11:50 AM 05/16/24 11:50 AM
Joined: Jan 2003 Posts: 25,925 Rio Linda, CA John_Kunkel Too Many Posts
John_Kunkel Too Many Posts Joined: Jan 2003 Posts: 25,925 Rio Linda, CA	The outer spring has little/nothing to do with upshifts. I have no idea what 's the purpose of some of the springs like the one on the right, it's so weak that it resembles a spacer more than a spring. The INTERNET, the MISinformation superhighway

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