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What is the part number of the gasket for position 1 in the original post. Mine Is definitely leaking from there.
Yes because there is not supposed to be any air in the system. Will have to drain to that level.This little pipe always full of coolant? I need to replace those o-rings too, lazy to drain all coolant again
This is exactly where my tstat housing is leaking. Does this require RTV? I don't see a gasket listed in the FSM or Toyodiy.I replaced all of those orings. I’ll attach a pic to show what I’m talking about. Maybe it’s rtv? It looks like rtv in the original post.View attachment 2340461
I just fixed this same leak about 30 minutes ago. There are three O rings in the thermostat bypass. there is the little tube inside the riser that requires 2 O rings, and the riser that bolts to the head. The riser uses an O ring as a gasket/sealant. When I put in all new components this fall, the O rings on the little tube got messed up some how. This time around, I used a very light coating of vegetable oil to help the O rings seat correctly in the thermostat housing and in the riser. Problem solved.This is exactly where my tstat housing is leaking. Does this require RTV? I don't see a gasket listed in the FSM or Toyodiy.
Your cruiser is a carnivore. You need to use tallow.This time around, I used a very light coating of vegetable oil to help the O rings seat correctly in the thermostat housing and in the riser. Problem solved.
Better to use just plain antifreeze.Your cruiser is a carnivore. You need to use tallow.![]()
How was the reinstall? Did you use any lubricants to place back. I removed mine late last night and have to pick up another pipe. I wasn’t expecting that aluminum pipe to be as stubborn.I had the same leak, I replaced the water bypass pipe with a new one. I did all 3 o-rings for good measure.
It's a short aluminum pipe with 2 o-rings on it that will probably be mangled on removal. Half of it sticks in the housing and the other half protrudes for the larger pipe to fit over.
It was a b*tch to get out. I used 2 flat head screw drivers.
View attachment 797707
The metal tube inside was a bitch to get out. I ended up using a pipe wrench and having to buy a new one. On the reinstall, I used a little (just a very light coating, a drop or two) of kroil on the o rings. It also helped that I was doing the reinstall/reseating in warmer temps.How was the reinstall? Did you use any lubricants to place back. I removed mine late last night and have to pick up another pipe. I wasn’t expecting that aluminum pipe to be as stubborn.
I just did this this past week.How was the reinstall? Did you use any lubricants to place back. I removed mine late last night and have to pick up another pipe. I wasn’t expecting that aluminum pipe to be as stubborn.