my car is audi 80 1974 i have put in it 2E engine put with audi gearbox yasterday i was runing in open street no proplem in the first four gears but in the fifth gear the Rpm don't wanna move more 4400 Rpm so wha's the proplem
my gear ratio is
firstgear: 3.455
sec gear: 1.789
third gear: 1.133
fourth gear: 0.829
fifth gear: 0.684
final drive: 4.111
and my exhaust is 1.75 inche in know it's not for 2E engine put i will change it later does it make the proplem or the proplem from the gearbox ratio or what ?
