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oil leak complaint

Sparky

1/2 ton status
Joined
Aug 20, 2000
Posts
423
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Location
San Antonio(summer) Texas A and M (school year)
I got to let out some steam here. First of all I finaly have my truck up and running since i put a new cam and lifters in, fly wheel, and part time kit on the 203. The truck runs great except for one problem. I KEEP GETTING !@##$% OIL LEAKS! First, the rubber gasket on the back of the intake manifold had pushed its way out when i put the intake manifold on after the cam swap. I drove my truck for three days without a drop of oil. Today it developed another oil leak. About a quart every 50 miles. Why is this happening!?!?! This is not the first time I have had oil leak problems either. I was leaking oil like a @#^#% a few months before I did all the work. Anyone know why I am cursed by the oil leak demon. Someone tell me how to get the bastard off my back! How would I spring another leak if nothing on the enging was touched? HELP ME!

Sparky

When all else fails... Check the blinker fluid.
78 K-5
 
Use RTV on intake manifold not rubber seals. Torque all bolts to specs and correct sequence. Assume all leaks are coming from manifold?
 
Be sure the PCV valve or the line running to it isn't plugged. That would build up excessive crankcase pressure. Does the engine have a lot of miles on it? Excessive blowby can build crankcase pressure as well, creating leaks, pushing oil into the air cleaner housing, etc.

<font color=black>HarryH3 - '75 K5</font color=black>
<A target="_blank" HREF=http://ThunderTruck.ColoradoK5.com>http://ThunderTruck.ColoradoK5.com</A>
 
i agree sounds like you are getting to much pressure in the crank case

s.smith 77blazer lookin 4 mud
 
Yes definately get rid of those crappy stock rubber gaskets and lay a 1/4" bead of silicone/gasket maker on there.

Also mke sur eyou aren't tightening things too uch because that could pinch the gaskets and cause leaks.

Mike
tongue.gif

See <font color=green>EMMETT</font color=green> -&gt; <A target="_blank" HREF=http://emmett.coloradok5.com>http://emmett.coloradok5.com</A>
 
When I got my new engine in my old truck, we didn't have any type of breather. The PCVvalve was connected but since I didn't have a breather cap the rubber hose on the valve would collapse from suction. And to this day I don't know where I was loosing the oil but when I would go down the road at a high RPM white smoke would pour out from the compartment. Once I put a breather cap on I stopped loosing the oil and everything was fine.

89 K5 Silverado
<A target="_blank" HREF=http://mudfrog.coloradok5.com>http://mudfrog.coloradok5.com</A>
 
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