Could be several reasons but the first one that comes to my mind is a vacuum leak.
no way
lower rpms use less gas higher rpms have more power
the sensors get the sensors looked at because sensors are notorious for failling and causing problems
major vacuum leak?
whats wrong with it is it crooked or what?
I own a 1991 gts with a cold and and high performance plugs and wires. with just me in the car i did 145 then i thought i saw a cop and had to brake, i had about 300 rpms left
no
whats wrong with you freak. whats wrong with you freak.
Describe whats wrong with it. does it freeze?
whats wrong with channel 7
The 400 has several jushings insede that will wear and cause a loss of preasure which is probably the problem. The center support is the main one.
did they want freedom