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Swapping out T56 for a 4L80E what needs to be done?

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Old Nov 25, 2017 | 02:33 AM
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Default Swapping out T56 for a 4L80E what needs to be done?
1999 Trans am thinking about swapping my T56 out for a 4L80E what needs to be changed? Far as wiring harness or anything else.
Last edited by ripinLS1; Nov 25, 2017 at 02:49 AM.
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Old Nov 25, 2017 | 07:12 AM
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some re-pinning, a crossmember, a driveshaft and a bolt on torque arm mount
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Old Nov 25, 2017 | 07:53 AM
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More then repinning if you're starting with an m6 harness.
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Old Dec 1, 2017 | 10:56 PM
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Will the A4 harness work if your going from a m6?
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