altitude

Has anyone modified 1hz altitude compensator to boost compensator. For example changing the ramp on the pin. Have tried searching with no results but maybe search description is wrong . Found YouTube video by power curve but conveniently left out the most important part ie the ramp mod on the pin.

I broke my HACV formy 82 fj60. Looking for a functioning replacement. looks like it can come off an 80-87 2f fj60. 25709-61010 Valve Sub-Assy, High Altitude Compensator HIGH ALTITUDE COMPENSATOR [08.1980 - 08.1987]2F..FJ60..USA Price shipped to 78660?

I've so far been unable to get my secondary to open.. I rebuilt my carb ~1,500 miles ago, did a good job, made sure all the vacuum passageways were open, and of course installed a new secondary diaphragm. However, I found that the secondary was not opening beyond the minor amount initiated by...