have 2 automatic tensioner setup's for the tpi procharger application, this is a custom setup.

1st

dayco 4901 tensioner right hand so it's closer to the headunit, with wider pulley fit's 8 and 12 rib. $120.00 + shipping

2nd

dayco 4908 tensioner, left hand so it's closer to the crank. unused mock up only $75.00 + shipping

check this thread for more details...

https://www.thirdgen.org/forums/powe...ed-spring.html