I have a 91 crx si with a b18b swap converted to obd1 with bolt ons of h/i/e/crank pully/blox intake mnaifold/fidanza flywheel/ exedy clutch stage 1, and I am getting horribly gas milage since I did the motor swap! I get like 260 to the tank if that! I have replaced the fuel filter about 7000 miles ago, what should I check or do to fix it something got to be wrong to get that horrible gas milage?

 

thats about what i get on my b18b