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68c10owner · 10-15-2015, 06:13 PM

Any reason not to do this? I know the 4L80E is heavy but is it goign to rob some power from the 5.3? Planning to run a stock long block with a mild cam, headers and CAI and a 2800-3000 stall. Found a 4L80E core local for $150. I know 2 transmission guys so getting it built isnt a problem.

10-15-2015, 06:13 PM	#1
68c10owner Registered User Join Date: Oct 2003 Location: Carmichael, California Posts: 3,011	4L80E behind a 5.3 Any reason not to do this? I know the 4L80E is heavy but is it goign to rob some power from the 5.3? Planning to run a stock long block with a mild cam, headers and CAI and a 2800-3000 stall. Found a 4L80E core local for $150. I know 2 transmission guys so getting it built isnt a problem. __________________ Anthony