Transmissions and DrivetrainNeed help with your trans? Problems with your axle?
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There are pluses and minuses to both. What condition is your 700r4 in? Is the LT-1 stock? If it were my project and the 700 was fresh and or in good conditon, I'd locate a required 93f body tv cable bracket, replace / upgrade the converter and finish the motor swap. Just my
LT1 cars came with the 700R4 and its computer controlled variant as well. They hold up just fine. TH400 probably isn't worth the trouble untill you're making north of 600hp.