What should torque specs be for valve cover?

What you want in step one is to LIGHTLY tighten the cover so that it is on properly, THEN you retighten everything to final specs. if you were to put it on, then on bolt 1, you tighten it to the final specs, you run the risk of cracking or bending the cover, because you know that once you tighten it, the other side will lift up a bit.

What do you put on valve cover gasket?

Sealant is used to reseal upper breather chambers/oil separators. Part number 003 989 98 20 10. That stuff is thick and stays in place when applied. Don’t put anything on valve cover gasket. pcy, why are you replacing the valve covers?

What kind of sealant does a Mercedes Benz valve cover use?

The oil baffles on the valve covers are resealed with engine sealant 003 989 98 20 10, its the RTV type sealant that is used for most Mercedes engine assemblies that have no gaskets. This is an outstanding sealant that forms a very strong bond when fully cured, has a 10min work time and skins over quickly so it can be put into service within 30min.

Can you replace the plugs in a valve cover?

If you can replace the plugs and reseal the valve covers the labor is reduced substantially. The seep, when it gets bad, covers the coils and wires in oil and dirt and although it can be cleaned up its something that can be avoided if you inspect the valve covers for the need or resealing at the same the plugs are replaced.

What are torque specifications for valve cover bolts?

Torque the valve cover bolts in sequence and to the following specifications: Bolt No.1: 0.98 inch (25 mm) tighten to: 78-95 inch lbs. (8.82-10.78 Nm) Bolt No.2: 2.56 inch (65 mm) tighten to: 78-95 inch lbs. (8.82-10.78 Nm) All other bolts (0.79 inch (20 mm) tighten to 61-84 inch lbs.

What are torque specifications?

Torque specifications are for dry threads only. The fastener threads should be free of oil, dirt, grit, corrosion, etc. The hardware should turn freely without binding when tightened by hand. It is important NOT to lubricate hardware threads or seats. The friction at which torque is measured against should come from the hardware seats.

What are the torque specs for vehicles?

What Are the Torque Specs for Vehicles AMC Trucks GM Trucks. A lot of things go between the engine block and oil pan that help components to go round and round, up and down. 5-Liter, Inline Four-Cylider. The base engine offered in the 1999 Ford Ranger is a 2.5-liter, inline four-cylinder motor. 0-liter V6. 0-Liter V6.

Why do you need a valve cover screw and bolt?

The valve cover bolt or screw seals the valve cover to the top of the cylinder head. The valve cover seals the top of your cylinder head to keep debris out of the oil and prevent damage to the valves. If the bolts holding the valve covers down are overtightened, the bolts or valve cover itself can warp or break and cause leaks.

When do you need to replace the valve cover?

If you notice your oil is often low, the cover appears to be warped, smoke due to oil seeping onto the exhaust manifold, or if there are oil leaks near the valve cover or broken or missing bolts, you may need to repair or replace your valve cover and valve cover bolts.

Why is there no torque on VC bolts?

There is no torque on VC bolts, you simply run them in till they hit solid and stop. They are shoulder bolts, tightening them tighter does nothing but break them. That’s why the ‘torque’ number is so low.

Can a valve cover be tightened into a header?

Yeah valve cover bolts into header. I changed out the gasket and was getting raises in rmps when i let the clutch in because there was a vacuum leak. The valve cover wasnt tightened enough so air was getting in. My car shut out when i was like 5 mins away from my house.

What are the torque specs for valve cover bolts?

Valve cover bolts into header? VC bolts torque to 60 in-lbs (5 lb-fts). Are you talking about the exhaust heat shield bolts, maybe?

What should torque specs be for valve cover?