Th350 Detent Cable Leak

Some have just a square cut type o ring sometmes they dont fit right.

Th350 detent cable leak.

Th350 has in fact a detent cable not a throttle valve cable. This boot is typically on th350s 1978 up but may also be found on earlier models. And it seems to almost completely drain the fluid so much that the car will barely move. I am about to replace the cable with a lokar braided cable.

Joined mar 21 2000 4 213 posts 13 nov 5 2003. It had no sign of front or rear seal leakage so i replaced the filter and pan gasket and then test drove it for several days. The plastic cable mounts needs to be removed. Detent boot seal th350 transmission for passing gear kickdown cable.

The kickdown cable port on the th350 transmission is a common issue. In japan especially in the city there are so many traffic lights and stop signs that the kickdown can actually be completely removed. It seems to leak a bunch of transmission fluid after setting for a period of time. On both of my th350 s i have a rubber sleeve type seal on the cable.

That makes it really easy to cap. I am working on a 72 c10 with a 307 350 turbo combination. I currently have a leak coming from the cable dripping on front. Seems to me that the detent cable does.

Does it seem pssible that it could be losing that much fluid from this location when the car isn t even running. I wouldnt think that the tightly adjusted kickdown would caused it to leak. A new kickdown cable detent boot for the th350 and th350c. Ct2827 a new kickdown cable detent boot for the th350 turbo 350 and th350c.

This week i decided to put an end to this leaky madness. Please check to be sure your kickdown cable uses a boot type seal not an oring. Search across the entire site search in this forum search in this. Please check to be sure your kickdown cable uses a boot type seal not an oring.

I have a mildly built th350 that seems to leak from the detent cable fitting when it sits overnight.