THE BEST SIDE OF 4AGE 20V BLACKTOP

They aren’t quickly interchangeable since the two mounting bolts are further more apart over the Blacktop trumpets. You should see “Throttle bodies” To find out more.The main difference in energy is simply a factor with greater than initial revs, for instance OEM Silvertop con-rods are Typically in the position to be revved into a 8600RPM Res