TH400 Vacuum Bypass Kit

Vacuum Bypass Kit

Vacuum Bypass Kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission. A quality replacement/upgrade component for a professional TH400 rebuild or repair.

Fitment

Fits TH350 / TH400 / C4 / C5 / C6.

Ordering

This part is available by special order — contact us for current availability. Fast shipping and knowledgeable support on every TH400 order.