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Old Feb 20, 2009 | 01:46 AM
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First What do our cars weight. Second What is the differance between the 4t65e-HD and 4t80e. I was thinking it was wierd that a Bonnie GXP with a lower output Northstart motor has a seemingly better trans. Being as GM's trans power handling rating goes up withthe number u know 4L60-4L65-4L80. And what would it take to use one in a GXP. Other than the starter issues.
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Old Feb 20, 2009 | 01:54 AM
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Originally Posted by Panther427
First What do our cars weight. Second What is the differance between the 4t65e-HD and 4t80e. I was thinking it was wierd that a Bonnie GXP with a lower output Northstart motor has a seemingly better trans. Being as GM's trans power handling rating goes up withthe number u know 4L60-4L65-4L80. And what would it take to use one in a GXP. Other than the starter issues.
Look at your door for what the car weighs ?

4t65eHD and 4t80's are completly different, they just don't fit. It's much cheaper to put some goodies in your 4t65eHD.

There's a reason that GM uses the 4t65's in their FWD drag cars.

More than a few 4t65's take 500whp daily. You might want to go on Club GP for advise on that.
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