Re: [MV] GPW TDC question

From: kuhrick (kuhrick@home.com)
Date: Tue Oct 02 2001 - 06:30:38 PDT


the intake valve should open on the compression stroke and
after the tdc and bottom dead center the ex. valve should open
i would think

At 08:44 AM 10/2/01 -0400, David Jenkins wrote:
>Kuhrick,
>Thank you for the reply. I do not have the head bolted down, so finding
>the top of
>#1 is easy. The problem is that it takes two full rotations of the crank
>for one
>full rotation of the cam. I need to find out if the valves are in the correct
>position for actual TDC.
>Dj
>
>kuhrick wrote:
>
> > two ways i kknow both take tools
> > # one a dial indicator down the spark plug hole and move the crank for
> > the highest reading
> > # on small black chevys welded a rod in old spark plug and put
> > that in ther #1 spark plug hold with a deg wheel on the crank turn
> > the crack both ways till the piston hits the rod and note
> > the reading's on the deg wheel and TDC is 1/2 way inbewen the two
> reading
> >
> > note turn the motor only by hand
> > !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> > and in chevy shove bolt 6's the #1 spark plug wire gos at 6
> > o'clock looking at the motor from the side that the desbter is on
> > right side for the one i had
> > #3
> > there should be a timing mark some ware mite be on back of
> > flywheel looking in a hole i
> > that should be the ez way with out tools
> >
> > At 07:48 AM 10/2/01 -0400, David Jenkins wrote:
> >
> > >Hello,
> > >I have been rebuilding a newly machined GPW block for a while now. I am
> > >close to
> > >completing it and getting my GPW back on the road. During the rebuild I
> > >lined up
> > >the marks on the crank and cam sprockets, installed the chain and put the
> > >cover on.
> > >
> > >It then took a little time to finish the head. In the interim the crank
> > >was turned
> > >a number of times. Can I find TDC with out removing the timing chain
> cover?
> > >Does the distributor in a GPW only go in one way? If so, where should the
> > >rotor be
> > >facing at TDC?
> > >
> > >Your advice is appreciated.
> > >
> > >Dj in NJ
> > sorry i did my best at spelling



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