Turbo 400 Leaking. After the rebuild, I noticed a very minor leak (literally one drop
After the rebuild, I noticed a very minor leak (literally one drop per week) which C3 Tech/Performance - TH-400: Leaking pan gasketsealant? - I just installed a new pan (med. com/en/p/BK_7769250This was supposed to be several parts. quality chrome) and an expensive Fel-Pro pan gasket (allegedly swells to fill Turbo 400 leaking/blowing ATF out the top of the dipstick tube The 1967 - 1972 Chevrolet & GMC Pickups Message Board So the turbo 400 in my beater GS is leaking through the weep hole of the driveshaft yoke. What needs replacing? C3 Tech/Performance - leaking turbo 400 pan gasket? - '72 BB coupe, Looks like a leaking pan gasket. Drive the car (after topping off the trans fluid- check hot, in neutral before driving Looking for a good solution to get my turbo 400 pan to stop leaking. It even leaks when the dipstick is out (no pressure)I am no expert The shift lever seal on the side of my turbo 350 transmission is leaking transmission fluid. This TH400 Transmission in my 1972 Chevy Suburban is leaking from almost every part that it can leak from. Check it out! I've got a turbo 400 with a break and a stamped steel deep pan that has worked well in the past. 2 weeks ago I decided I was going to have a leak free transmission on my 72 for the first time in my adult life! About a month ago, I replaced the filter and gasket on my Turbo 400. napaonline. Fortunately I was able to save the most importan Grrrr!!! still leaking and I've not even started it up after the external reseal. Last year changing the filter and transmission fluid from the pan and this year I was told by an ROP member that this would be the place to get an answer to an issue that a friend is having with his turbo 400. Within a short time, it was leaking. i had it built at a local tranny shop, it keeps leaking i checked the pan gasket not coming from there i look up looks I took the speedometer bullet back out of the transmission and tapped the seal down into it further. But I had computer issues. It's the last ditch effort to stop the leaking C3 General - is it possible to have a leak free TH400? - so i had an original 60k miles TH400 trans that was leaking pretty bad when sitting. I have a turbo 400 auto tranny and I have a leak An overview of the TH400 for performance and racing Last fall, I had my Turbo 400 rebuilt and the transmission is performing the way it should. I even took to a tranny shop and they could not figure it out. My best guess as the car was in heated garage storage for over 20 years, . It's a steady steam of fluid when the engine is running. looking at it, it appears to be I got tired of the Heartbeat of America bleeding ATF all over my driveway, so let's fix it. Fortunately, they are also very simple to repair. . Does anyone know if this seal can be removed and replaced without Turbo 400 pan will not stop leaking! Jump to Latest 35K views 14 replies 11 participants last post by boothboy Aug 23, 2012 dub Discussion starter I have had my turbo 400 leaking fluid for over 2 years now from the gear selector shaft seal and had put this job in the too hard C3 Tech/Performance - Turbo 400 leak - I have been chasing a leak on my '75 turbo 400. I finally got around to replacing the gasket again and torqued the bolts to How To Find And Fix A Transmission Leak On A TH400! If you need it this is the JSP Speedometer Seal Kit I used from Amazon - I have had my turbo 400 leaking fluid for over 2 years now from the gear selector shaft seal and had put this job in the too hard Modulator valve leaks are very common on the TH400. I just rebuilt a TH400 and it is leaking from the vent tube. I finally traced it to the Leak? What leak? oh that leak my HOA does not approveHow to fix a SPEEDO-CABLE leak on a 700R4 BONUS: How to CHECK FLUID on an Automatic Transmissio C3 Tech/Performance - Leaking Transmission (TH400) - This problem has me pulling my hair out, which believe me I can ill afford. Shifts normally (nice crisp shifts) but it will force https://www. All I can think of is the expensive Moroso steel core rubber gasket isn't working at keeping it from hi i recently put a turbo 400 in my 67 chevelle bb with nitrous. Includes outer oring, inside rubber gear seal and spring I've battled these tail housing leaks on a TH400 a couple of years ago, & used a thin coat of Indian head shellac ptfe Teflon thread sealer on the bolt threads, a quality National If it didn't leak before letting it sit, it may be as simple as the torque convertor leaking down.