One of the simplest ways is to repair it is to install a helicoil repair kit. Another repair is to use a keensert which is similar. Both are available in almost any size.
Assuming by crankshaft bolt you mean the one at the front of the engine which usually retains the front drive-belt pulley: It is always threaded so that it is tightened in the opposite direction to rotation of the engine. Hence loosened by turning in the same direction as the engine's rotation.
Loosen the 18mm bolt about 4 or 5 mm and give the bolt a good wack and the pulley should pop. Then remove the bolt and pulley.
The damper pulley bolt tightening specifications, on a Caterpillar see 15 diesel engine, is 60 pounds per square inch. The pulley should not be tightened beyond 60 pounds.
no they are not! the only bolt that maight be left tread is the fan clutch and only on some models not all.
One bolt holds the tensioner to the engine, take it off to get the tensioner off and then you can get to the bolt that holds the pulley to the tensioner.
A ratchet and socket on the bolt that holds the crank pulley on.A ratchet and socket on the bolt that holds the crank pulley on.
Yes, it is used to adjust the tension on the A/C compressor. Looking into the engine compartment from the passenger side it is to the left of the alternator. To adjust tension you need to loosen the bolt which holds the pulley and then adjust the bolt which is directly above the pulley. Once you have proper tension tighten the pulley bolt.
facing the engine you turn to the right it is r/ hand thread if you look at tne bolt head which is behind the pulley
The tensioner bolt for a 96 Cavalier is in the pulley for the tensioner. The tensioner is in the middle of the front of the engine.
To get the serpentine belt off an engine fan, loosen the tensioner pulley. This pulley is the one with a bolt in a slot that can be adjusted. Then remove the belt.
There is a big bolt that is inside of the bottom pulley on the front of the engine, It is the bolt that holds the balancer on . Get a socket that fits that bolt and then turn the engine with that and that will rotate the fly-wheel.
The idler pulley should just have a bolt running through it into the passenger side of the engine. If I remember correctly, it is just below the upper engine mount.