Description
Weiand, B&M, Holley Supercharger drive snout tensioner with 6 Rib Pulley with adjustable bracket. Must match bracket shape or mounting.
Factory Chrome Finish, not perfect, has some Pitting
Brand New Idler Bearing
NLA New from the OEM (Discontinued)

Mercruiser 525SC Full Rebuild Kit (Weiand 177 style)
Mercruiser 525/575 SCi 256 Weiand, Holley, B&M idler Tensioner Arm Assembly Black 10 Rib 841271 / 6080WND
Front Drive Snout Seal 
