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Old 07-19-2013, 01:03 AM   #1
c10 custom
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overdrive transmission

hi guys i have a question about my 1968 chev truck i want to install an overdrive transmission with a decent horsepower 350 engine what would the better transmission be the 700r4 or the 4l60 to handle the power of the 350
3.73 gears in the back thank you guys for the reply
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Old 07-19-2013, 01:15 AM   #2
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Re: overdrive transmission

Either one of those transmissions if set up properly will do the job for you. The 4L60 E is basically the electronic version of the 700R4. The 700R4 does not need a computer to run but the 4l60 E does. There are a lot of board members that have been running 700R4's trouble free for many years and there are some that have blown up 2 and 3 of them. My research tells me a 700R4 has to be set up properly for trouble free driving.
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Old 07-19-2013, 09:21 AM   #3
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Re: overdrive transmission

Just like he said, if they r built right and setup correct they r very good trans.The 7R4 was considered a 4L60 the last coupla years and the 4L60 E was introduced in late 91/2 and it needs a computer to run.I put a 4L60 in my 69 behind a stout 327 and wish I would of done it sooner no comparison to the TH-350 I had in it.Really woke it up on the street and its nice to cruise 80 mph at 2400 RPM BABY JUST PURRS down the blacktop
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Old 07-19-2013, 02:07 PM   #4
solidaxel
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Re: overdrive transmission

I have one of each manual and electronic.

The electronic is by far the most desirable, but it comes with a price.

The difference is day and night by the way it shifts and when it shifts up and down, and it is programmable if you are so inclined.

I was hesitant when building the 53 because of the cost of the Compushift and the cost of the transmission, but that has all healed and I am very glad I went that route
.
The 700R4 will do what you want, there is just a big difference, I guess you will get what you pay for.
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