Tags

th400

O
89 TH400 swap

hey I pulled my th400 a little over a year ago and just got around to getting it rebuilt. Im almost done with the install and there’s a couple connectors I do not see a port for I’m usually pretty good about labeling but I must’ve missed these any ideas what they go too.
- ObsMatt24
- Thread
- Aug 9, 2023
- obs chevy th400 turbo400
- Replies: 2
- Forum: Transmissions
1990 K3500 work in progress

Off the showroom floor. 1990 K3500 Silverado, 7.4, TH400. Finally at home, but the transmission, oil and water temps were just too high.
- virginiaguy76
- Thread
- Dec 5, 2021
- 1990 454 k3500 th400
- Replies: 11
- Forum: Member Trucks
1990 C1500 700R4 to TH400 Swap (need help & experienced advice)

Hey Guys! Been a while, but you ain't got rid of me yet ;) So my bestfriend & I are building his 1990 Chevy C1500 (Single Cab, LWB) that he bought as a roller. Truck originally had a 305ci & 700R4 from the factory (700R4/4L60 in 1990, call it whatever you want but still just a 700R4) We put a...
- BappleApple
- Thread
- Oct 22, 2021
- 700r4 c1500 th400 transmission swap
- Replies: 9
- Forum: Transmissions
The build of "Wh4t3v3rs"

Wh4t3v3rs is a 98 Chevy short bed that's receiving a 6.0l turbocharged LS swap with a goal of 850hp and a mid to low 5 second 1/8 mile, all while retaining power steering and A/C. My LS is a LQ4 truck 6 liter with a stock bottom end. I will use the LQ4 heads with the Brian Tooley v2 trunnion...
- Wh4t3v3rs
- Thread
- Jun 17, 2020
- 3030 autosports cx racing drag setup ford 9" gmt400 holley efi ls swap th400 twin turbo vs racing
- Replies: 2,175
- Forum: Street Build Threads