cornfed85
New Member
i have a 91 ef hatch...i swapped if from automatic to an si 5 speed car runs and drives great....i bought and installed a faze 5 inch monster tach with a shift light,i drove the car today at 55 mph the tach is showin about 3,100 rpm....at 65 mph its turnin about 4,000 rpm is my tach wrong or is there something i need to fix? i need help...it dont sound like its turnin that many R's to me im thinkin 2,000 or so would be about right on a 4 cylinder at 65mph the motor is a bone stock d15b2 DPFI any help would be greatly appreciated