WebFeb 29, 2024 · I blew a header gasket and noticed that one...only of hte header bolts had coolant leaking from it on the ground. The gasket was saturated with coolant around that bolt hole and exhaust port. I changed the cheap gasket that came with my pace setters and put in some good felpros. The good news is the leak has stopped temporarily. http://clubhotrod.com/chevy-small-block/46107-coolant-leak-header-bolt-hole.html
Head bolts leaking coolant!!!! Mustang Forums at StangNet
WebAug 22, 2010 · Coolant leak from header bolt hole. I have a pair of World S/R heads. Now in the instructions, it says to use a thread sealer on exhaust bolts as the bolt holes intercept coolant passages on some of the holes..OK... I used Permatex liquid type with teflon...leaked,...tried the teflon pipe tape,...leaked. WebNov 23, 2024 · Coolant leaks between the head and block certainly shouldn’t be happening.The dowel pins have been cut down so that’s definitely important.What torque values did you apply to the studs? twitter codes for boom simulator
How to Recognize and Locate an Antifreeze Leak - Car and Driver
WebJun 13, 2024 · Cracked/broken cylinder head. This could be anywhere, port, valve seat (more likely). 4. Cracked block, uneven deck surfaces, incorrect head bolt torque application. 5. No, or incorrect head bolt sealing in the block (sealant required). With that much coolant in the intake port, your leak is pretty massive. WebJun 30, 2005 · This was a $12,000 turn key 421 small block. His had AFR heads on it and we tried everything to fix it. It went back to the builder at thier expense three times before it was fixed. The last time, I think they took it apart, honed it and re-ringed it, then put it back together with a set of Brodix heads. As far as I know, that fixed the problem. WebJul 3, 2006 · 1) If the coolant is coming from "just over spark plug number one" as you stated, you have a more serious problem than a head gasket, since there is no gasket surface above the plug that can leak coolant. 2) Your engine assembler goofed up. You must now pull the head and replace the gasket. Either a) the heads are torqued incorrectly takis blue heat 4oz