Yet another one of those deals that could not be passed up at IPG. We found this 89 Honda Civic Si that would make a perfect Budget Track Day car. The main goal with this car is to prove that it doesn’t take much to go out on a road course and have fun while [...]
This is just good all around information to have available. I get asked OEM throttle body sizes all the time and here is a great quick reference.
Honda Throttle Body Sizing Chart
Inside Diameters (in mm)
d15b7 – 56
d16a6 – 55
d16y7 – 56
d16y8 – 56
d16z6 – 56
ZC – 55
d16a1 – 55
d16a8 – 55
b18c1 – 60
b18c5 – 62
b18a – [...]