Rebuilding a 4L60, help me out
#11
TECH Senior Member
iTrader: (26)
Check out transmissioncenter.net for parts and the auto trans section on tech. There is a couple write ups in there about rebuilding 4l60e I think.
#12
And you are WRONG! ... It never bit the dust! In fact it's in WJ Marks truck right now cuz he broke his FLT V. I ran it in my truck behind the boosted 4.8 for 40k miles, never broke it. (TG Sft Kit and vette servo). Decided when I built the LS1 I should upgrade to a built tranny which I broke the out put shaft twice. Then I fixed it and sold it to 2ktransam who put it in his 408 NA f-body. That car runs 10's and pulls the front wheels, Got the PB Lev 3 80e in the truck now!
Check out transmissioncenter.net for parts and the auto trans section on tech. There is a couple write ups in there about rebuilding 4l60e I think.
Check out transmissioncenter.net for parts and the auto trans section on tech. There is a couple write ups in there about rebuilding 4l60e I think.
Thanks for the info Kyle! now as for my parts list, what do you think? over kill for what the truck will see, or necessary due to miles and what not?
#13
I was told just stock clutches. And I was told KBracing98 was using a completely stock 60 before it bit the dust...
at any rate, found the AC Delco 5-pin for 180 ebay
as for the superior servo, Im not worried about shifts being too firm, my 00 would throw your *** back in to 2nd and 3rd. I just want the dam thing to last because I am not wanting to do a trans swap or any more trans work after this as I will have a project car for that and use my truck for everything else. That being said I read that the superior has the most apply area something like 35% over OE.
at any rate, found the AC Delco 5-pin for 180 ebay
as for the superior servo, Im not worried about shifts being too firm, my 00 would throw your *** back in to 2nd and 3rd. I just want the dam thing to last because I am not wanting to do a trans swap or any more trans work after this as I will have a project car for that and use my truck for everything else. That being said I read that the superior has the most apply area something like 35% over OE.
Live & learn. So u can see why I'm not sold on the 60E. Maybe it was worn rear or hard shifts or ...
My FLT in this truck is sweet tho.
Superior was the stuff I was gonna use on my next build cause they seemed to have the biggest apply area, but that may've created issues. It's in FLT's hands now, so no worries.
Post up a free beer in AZ thread, you'll get some help. Heck, some new members might join too.
#16
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Ok, this should put you on the right track...
Beast Sunshell
Borg Warner 29 element sprag
13 Vane pump rotor kit
GM 5 pinion planetaries
Sleeved input drum, machined overrun piston, & steel overrun piston
Alto wide 2-4 carbon band
Borg Warner hi-energy clutches w/ Koleen 3-4 steels
Transgo HD-2 shift kit & separator plate
Aluminum accumulator pistons
Corvette & Sonnax super hold 4th servo's
Bushing, bearing & thrust washer kit
solenoids, seal & gasket kit
I spent quite a bit of time reading up on 4l60 rebuilds and put this parts list together based on the info I gathered. Its not complete, but it will definitely save you some time. As far as your shift firmness and reliability, well there's a fine line there. You dont want to be slamming into tire chirping shifts, thats where you start breaking hard parts. You want a firm, quick shift. That will net you every bit the same performance with much more reliability. I would use the corvette servo with the sonnax and set your line pressures back to stock to start with. If you want them any more firm, simply add a little line pressure.
Hope this helps
Beast Sunshell
Borg Warner 29 element sprag
13 Vane pump rotor kit
GM 5 pinion planetaries
Sleeved input drum, machined overrun piston, & steel overrun piston
Alto wide 2-4 carbon band
Borg Warner hi-energy clutches w/ Koleen 3-4 steels
Transgo HD-2 shift kit & separator plate
Aluminum accumulator pistons
Corvette & Sonnax super hold 4th servo's
Bushing, bearing & thrust washer kit
solenoids, seal & gasket kit
I spent quite a bit of time reading up on 4l60 rebuilds and put this parts list together based on the info I gathered. Its not complete, but it will definitely save you some time. As far as your shift firmness and reliability, well there's a fine line there. You dont want to be slamming into tire chirping shifts, thats where you start breaking hard parts. You want a firm, quick shift. That will net you every bit the same performance with much more reliability. I would use the corvette servo with the sonnax and set your line pressures back to stock to start with. If you want them any more firm, simply add a little line pressure.
Hope this helps
#18
TECH Fanatic
iTrader: (20)
Ok, this should put you on the right track...
Beast Sunshell
Borg Warner 29 element sprag
13 Vane pump rotor kit
GM 5 pinion planetaries
Sleeved input drum, machined overrun piston, & steel overrun piston
Alto wide 2-4 carbon band
Borg Warner hi-energy clutches w/ Koleen 3-4 steels
Transgo HD-2 shift kit & separator plate
Aluminum accumulator pistons
Corvette & Sonnax super hold 4th servo's
Bushing, bearing & thrust washer kit
solenoids, seal & gasket kit
I spent quite a bit of time reading up on 4l60 rebuilds and put this parts list together based on the info I gathered. Its not complete, but it will definitely save you some time. As far as your shift firmness and reliability, well there's a fine line there. You dont want to be slamming into tire chirping shifts, thats where you start breaking hard parts. You want a firm, quick shift. That will net you every bit the same performance with much more reliability. I would use the corvette servo with the sonnax and set your line pressures back to stock to start with. If you want them any more firm, simply add a little line pressure.
Hope this helps
Beast Sunshell
Borg Warner 29 element sprag
13 Vane pump rotor kit
GM 5 pinion planetaries
Sleeved input drum, machined overrun piston, & steel overrun piston
Alto wide 2-4 carbon band
Borg Warner hi-energy clutches w/ Koleen 3-4 steels
Transgo HD-2 shift kit & separator plate
Aluminum accumulator pistons
Corvette & Sonnax super hold 4th servo's
Bushing, bearing & thrust washer kit
solenoids, seal & gasket kit
I spent quite a bit of time reading up on 4l60 rebuilds and put this parts list together based on the info I gathered. Its not complete, but it will definitely save you some time. As far as your shift firmness and reliability, well there's a fine line there. You dont want to be slamming into tire chirping shifts, thats where you start breaking hard parts. You want a firm, quick shift. That will net you every bit the same performance with much more reliability. I would use the corvette servo with the sonnax and set your line pressures back to stock to start with. If you want them any more firm, simply add a little line pressure.
Hope this helps
#19
11 Second Hall Moniter
iTrader: (22)
P.A.T.C. sells a reinforced carbonite band that is standard width. It is very strong, and very aggressive. I have tried a wide band, and will never go that route again. Only lasted 6 weeks, burned on the outer edges(with a new drum). I think the carbonite band was around $36 or so. I also understand that it is manufactured only for them......if that's true......I dunno.
#20
Custm2500's Rude Friend
iTrader: (17)
I think a kit like this will do you good. Not to mention everything else that was listed prior. servos is up in the air. I hear both are good. Sonnax is good but not overly firm and the superior is much more firm. In some case too firm.
http://cgi.ebay.com/ebaymotors/4L60E...Q5fAccessories
http://cgi.ebay.com/ebaymotors/4L60E...Q5fAccessories