no more then 1800 rpms while driveing on 1990 Ford F-250

while driving will not exceedd 1800 rpms timing o k carb adusted correctly has fuel reg. set @ 3. 5 #

by in Bargersville, IN on March 22, 2011
1 answer 1 comment
ANSWER by on March 22, 2011
Have you checked for possible exhaust back pressure probs or trans probs?
COMMENT by on March 23, 2011
exhaust good 4spd trans sitting in nuetral only go 1500 to 1800 Rome only Does have a fuel reg. Based on Weber carbs suggestion only