How tight should a valve cover gasket be?
Tighten until your hand can’t tighten anymore (which SHOULDN’T be too tight) And that should be just tight enough. Any tighter and you risk busting a bolt. I learned the hard way and have been doing it this way ever since. 75 in-lbs, according to the FSM.
Do you need a torque wrench for valve cover?
the valve cover is just that, a cover, no need to break out the torque wrench. Just dont over tighten it, it will crack. when life throws you a curve; brake late, accelerate earily. The whole point of a torque wrench is Not overtightening something.
Do you need to torque valve cover bolts?
Caution and correct torque is necessary for modern plastic valve covers because they will often leak if loose – even slightly – and are easily damaged if overtightened.
Do you need a torque wrench to change valve cover gasket?
What happens if you over tighten valve cover bolts?
Normally when a bolt is over tightened (before snapping off) the diameter will shrink a little and the thread pitch will be modified. This reduces the strength of the bolt.
How do you replace the valve cover on a Toyota Camry?
Slip the new valve cover gasket into the grooved section of the valve cover, and ensure that it is seated flush with the surface. If the valve cover is reinstalled with the gasket not seated correctly, it could tear the gasket and ruin it.
How much torque does a Toyota valve cover need?
Yes, 33 lb/ft was the original spec. I believe Toyota revised the plug tube seals because they had problems with them loosening up and the cover gasket leaking. The newer material supposedly needs only 17 lb/ft. After letting it sit 30 minutes to 1 hour, retorque again.
Where is the PCV plug on a Toyota Camry?
Pull the plug wires off by hand. The PCV valve, located in the center of the valve cover, should twist and pop out. These tend to be fragile after many miles of service, so be as gentle as possible. The vacuum hose on the driver’s side of the motor has a clamp on it, so get out your pliers and slip it off; the hose should then come free.
How much torque does a 1MZ valve cover have?
Nope. The 1MZ valve cover bolt torque is much less, 69 inch /lbs or about 6-7 ft/lb IRRC. Chances are if you attempt to tighten down the stock bolts one or more of them will snap, and depending which one breaks will determine the degree of PITA it is.