Terry is saying that the DMD is the exact same diameter as your current existing crankshaft dampener pulley...so, no belt change will be required. Unless you change something else during the DMD installation, you will use the same size belt!

Ed

2000 Silver Frost SVT
#1625 14 Jan 2000
Dual Mode Dampener
A/C switched
K&N Dropin
Magnecor