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190 Posts
Well my stock 4L60e finally gave up last week. Lost 3rd and 4th gear. I've been doing a lot of research and making a bunch of phone calls. I was thinking of going the level 5 4L65e from FLT but I'd have to wait 3-5 weeks and it would cost me $2,650 for the tranny + $300 for a core charge + shipping + a converter. I know that it is a good tranny and all, but I would have ended up spending close to $4,000 which I wanted to avoid. I ended up ordering a GM Performance built 4l85E tranny along with all the conversion parts directly from GM. I get a pretty good discount from GM so the whole deal ended up costing my around $2,800 for everything and then I'm haveing a shop build me a custom driveshaft with all 1350 components for another $300. So overall, I'll be in my tranny swap for $3,100 for EVERYTHING. :head: Some people don't like the 80's first gear but I think with my 4.10's and the fact this converter is rated to stall at 2300RPM (should be around 2800 with the radix) I should be ok and shouldn't see much if any drop in ET's. Anyways, got most of the parts in yesterday. Going to start the swap tomorrow morning. I'm going to modify my crossmember myself and will start on that once the tranny gets in. I have a list of all the GM parts needed for anyone that's interested. I'm also going to me taking some pictures for a how too. Here's some pictures....
Notice the "Off highway use only" sticker :uhoh:
6.0 flexplate
Crank spacer
Flywheel bolts
I've had this B&M tranny cooler for a year now. I'm finally going to get this installed as well
For anyone that's interested, the stock tranny mount can be used because they use the same part number (15767858)
Notice the "Off highway use only" sticker :uhoh:
6.0 flexplate
Crank spacer
Flywheel bolts
I've had this B&M tranny cooler for a year now. I'm finally going to get this installed as well
For anyone that's interested, the stock tranny mount can be used because they use the same part number (15767858)