THE BASIC PRINCIPLES OF BLACKTOP 20V 4AGE

It can be done to transform a 16V / 20V Silvertop crank pulley being partially compatible by using a Blacktop by machining one.7mm of the rear Middle encounter, having said that the outer row won't be compatible as a result of the real difference in length involving the two rows. For anyone not using the outer row- such as not employing a Blacktop