Description
Saleen S331 and S281, Series 6 and Series 6.5 Supercharger Pulley.
On a stock Mustang S281, approximately 5lbs of boost.
Metco no longer makes this size. If you wish to have this pulley re-produced, we can have this item manufactured and ready to ship within 14 to 21 days of purchase.

3.62" Whipple 10 rib Mercruiser 500EFI supercharger pulley
Replacement 1.75" brass butterfly plate kit 