K2e2vin Senior Member May 5, 2006 #1 What is the difference between the Y8 IM and the Z6 one? Are the runner ports the same or is it just the plenum volume?
What is the difference between the Y8 IM and the Z6 one? Are the runner ports the same or is it just the plenum volume?
Taco15 I wear stretchy pants May 5, 2006 #2 y8's flow better. dont know exactly what the difference is but i know that the y8's are better
