Basically a sliding scale:

sea level ~ 4000 feet - use stock jet
4001 ~ 6000 feet - subtract 0.002
6001 ~ 7000 feet - subtract an additional 0.002.

Jon.


Good carburetion is fuelish hot air
The most expensive carburetor is the wrong one you attempt to modify.
If you truly believe "one size fits all," try walking a mile in your spouse's shoes!
The Carburetor Shop