360 or 383?

got a part # ?

4 hole? or open?

You let me know which one you wanna try and I will do a real world track test next month. Im talking about driving to the strip, running a couple base line runs, then throw on the spacer and see what it does.

4 hole.

http://www.jegs.com/i/HVH/264/SS4150-1AL/10002/-1?parentProductId=

or

http://www.jegs.com/i/HVH/264/SS4150-1ALW/10002/-1?parentProductId=

or

http://www.jegs.com/i/HVH/264/SS4150-1/10002/-1?parentProductId=