<VV> Help with 1960 Distributor settings for Ultravan #1

Larry Forman larry at forman.net
Sun May 18 09:30:40 EDT 2014


Hi everyone,

We are here in Sacramento with Craig and Lea Lamond, who arrived with 
the FIRST Ultravan prototype.   It is powered by a 1960 Corvair 
powertrain.   Craig just rebuilt the distributor by purchasing a core 
from Rich Eastburn of Sacramento's Corvair club.   Since the distributor 
he had was a total piece of junk, the 1960 Corvair engine runs a TON 
better for the first time since he has owned it (a month) on their trip 
home in Oregon traveling from Lane Museum in Nashville.   It did not 
even run when Craig picked it up from the museum, even though it was 
stated as restored.   NOT hardly!

Craig and I now think we know the initial adjustment for the mounting 
screws in the vacuum canister slotted mounting to the distributor base 
since we saw page 8 30 from the shop manual Chet posted on Corvair 
Center's Forum.   We had guessed to put it in the middle of the 
adjustment range.   I have a fully adjustable timing light and a hand 
vacuum pump so we should be able to set the distributor.   However we 
are not certain of the correct timing and advance settings for the 1960 
Corvair powered Ultravan engine. Although Matt Nall's tech tip page did 
give us the distributor settings if we only knew which setting to use 
for a stock 1960 PG engine in an Ultravan.

We are guessing around 13 to 16 degrees at 500 rpms in drive for timing 
before TDC at idle.   Full centrifugal advance is unknown for specs and 
Vacuum Advance might be 22 degrees at 16 inches starting at 0 degrees at 
6 inches.

Any help would be appreciated before they pull out of Sacramento likely 
on Monday AM.

Thanks,

Larry Forman

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