alternative engines, WARPED

[Todd....!!]

So Shannen,

do ya think I could get away with the 2 sizes bigger since I'm at or
below sea level?

What size exactly IS two sizes bigger than what ya had(What are your
current jets in the carb right now?)

Thanks!

Todd....!!


Shannen Durphey wrote:
> 
> Todd....!! wrote:
> >
> > I have a 72 Buick 455 in my 72 Jaguar, but the carb that was on it was
> > jetted for Cheyenne, Wyoming, I already messed up my first 455 that I
> > put in the Jag due to this carbs' pretetonation causing lean
> > condition... broke a couple of peices of ring crowns off the top of a
> > couple a the pistons.... Damage was already done long before I swapped
> > out the carb for a sea level configured rochester...
> 
> Well, I don't believe Cheyenne is too much higher than Hardin, MT.
> Before I left Hardin, I swapped the primary jets for jets that were 2
> sizes larger.  Once I arrived here (900 ft above sea level) I had to
> retard the timing slightly.  The car is slightly rich now, but I don't
> use it much so I haven't finished the tuning. This is a 455 buick,
> 3.08 rear gear, 18mpg on the highway.
> Shannen