[Vwdiesel] rabbit head
peter blake
pila47 at yahoo.com
Sun Jan 22 20:58:40 PST 2012
So I now know what happens when the timing belt jumps a tooth
or two. The exhaust valves did a tap dance on the pistons and
managed to snap the cam at the no. 1 cylinder.
The real question is why my new belt walked off the pulley and
self machined against the cover. When I pulled the cover off the
belt was about 1/2" wide and loose. I haven't investigated further.
I cleaned the top of the block and the bottom of the head and
tried to slip in a .003" feeler gauge and couldn't. So I'm hoping
it is still flat enuf to be usable.
My plan now is to take the head off the Jetta, which has the burnt
out injector hole and remove the valves followers and camshaft and
use them in the rabbit head. And then put that head on the Jetta so
that I have at least one functional vehicle.
A couple of problems I have r removing two of the followers from
the head. The valves punched up far enuf to put a crown in the face
of the follower. The other problem is whether or not I can even use
the valves at all. I'm hoping to just lap them in and be done with it.
Any thots as to why the belt would walk off the pulleys and then
stretch? New belt new water pump and new tensioner, why wouldn't
it track straight?
Peter
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