Check that he didn't accidentally pull a stud out of the intake
runner where the cooling pipe crosses over the top and mounts to
it.  That makes a nasty sneaky vacuum leak and it's easy to do, weak
metal and plenty of leverage.

Yrs,
d

At 09:04 PM 5/9/2016, Spencer Allen wrote:
>Thanks guys for your input. I have the 1.9 with the two switches on
>throttle body and they both are set correctly. The vacuum advance
>works fine but the distributor does leak a little at the base