Can you drive with a broken crank pulley?
Yes a car can run with a broken crank, sometimes; if the crank is broken in such a way that the pieces still force each other to rotate.
What happens when a crankshaft pulley breaks?
When a crankshaft pulley fails (or the timing belt due to a badly maintained crankshaft pulley), the timing of the engine is completely thrown off. Even a rotation or movement of a few millimetres can start to cause problems in a system so precise.
Can you drive with broken crankshaft?
Yes a car can run with a broken crank, sometimes; if the crank is broken in such a way that the pieces still force each other to rotate. If the engine appears to function normally, as before, it is likely OK to drive it. Or you may need a complete engine rebuild.
How do you break a crank pulley bolt?
Remove the MPI fuse, place breaker bar in pulley bolt, place the bar on top of the axle and crank the car over for a second, maybe 2 and the impact will loosen it up. This is how I do it since I never use any type of air tools on my car.
Where does the thread start in a crankshaft?
Now, this bolt had threads at the top to turn the bearing, a shaft, and then about half inch but no more than 3/4 inch of thread at the bottom to thread into the crank and a long shoulder in between. The bolt broke at the bottom where the threaded part started.
What kind of bolt is in a crankshaft?
” And, to make things worse, it turns out the bolt is made of pewter and is about 3-4 inches in the crank.” If you have room to get a drill on the bolt, get some reverse twist bits and drill it out. The reverse spin sometimes will drive the bolt out. It surely is not pewter.
Can you drill a bolt out of a crankshaft?
If you have room to get a drill on the bolt, get some reverse twist bits and drill it out. The reverse spin sometimes will drive the bolt out. It surely is not pewter. I replaced my mom’s timing belt and cannot picture any bolt like the one you describe on that car, and I didn’t need any special tool for the harmonic balancer.