TH400 shift point adjustment??
Under power my Th400 is shifting way too early. I have to manually shift to keep from shifting around 3000 rpm. What is the best way to adjust shift points on one of these units? Thanks.
69 SS396 Camaro, 4link, 12bolt posi, Speedtech LCA / UCA's, Hotchkis 2" drop front springs/sway bar, QA'1's, Bilsteins, Wilwood 6 piston front/4 piston rear, Magnaflow stainless exhaust, Lemons Headers, Comp rollers/p-rods/cam, Fikse 18x8.5 and 18x10