View Full Version : RB20 coolant leak somewhere??
ben.duby.
19-04-2011, 05:10 PM
hey guys, just above the starter motor on the leftside of the engine im pissing coolant..
but it only happens when ive driven around for abit, and when i turn my engine off.
ive had a look but cant seem to see anything, any sugestions of what it could be?
all help apreciated. cheers.
drivnhrd
19-04-2011, 05:29 PM
will need to pressure test the cooling system. if you can get your hands on one top up the radiator and see how you go
fowens
19-04-2011, 05:30 PM
Manifold off. When one goes, the rest aren't far off.
kurbn
19-04-2011, 06:01 PM
you mean rhs, when explaining a problem you ALWAYS go by the side it would be on if you were sitting in the drivers seat.. Not standing at the front of the car looking under the bonnet
done plenty of hoses on RB20's, they are a CUUUNNNNTTT. Very fiddly.
Im going to stab at its probably one of the two i have circled
http://i752.photobucket.com/albums/xx164/bangnrb25/diagram.png
also sometimes the small hose the back of the cylinder head can leak, but usually the one that goes on the block near the starter motor goes first.
Seriously.. replace them all and replace the hose clamps. It will cost you about 4-500 bucks in hoses to do them ALL with genuine ones, but seriously it will be worth it. You will be forever replacing them otherwise
Manifold off is the easiest way to do it if you're doing them all.
ben.duby.
19-04-2011, 06:35 PM
sweeet, ill be getting straight on this tomorow. really sucks when you pull up at whitfords after driving from ballajurra and theres coolant all over the floor.
Dirty Deuce
06-06-2011, 08:02 PM
try heater hose.. mine was split and only leaked once the car was off and pressure/heat expanded the split
ColdFusion
08-06-2011, 01:51 AM
I've done the 2 under the intake manifold and they are seriously a bitch to do with the manifold still on. Still probably quicker though with it still attached to the motor, just 5 times more painful lol. Couldn't even see what I was doing. All done through feel... You gotta feel it all up under there :p.
Dirty Deuce
08-06-2011, 07:38 PM
yeah i did it with the mani on 2 pain in the anoos.
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