Description
Mercruiser 575 SCi 256 Holley, Weiand, or B&M replacement idler pulley bearing. Fits inside 848091T.
If you need assistance in replacing this, please send it in to JB Performance. We can complete the replacement for less than 0.10 in labor.

Output shaft wave washer 35mm
Impeller nut- clockwise thread
Mercury Marine, B&M, Holley, Weiand Rotor or pulley bolt
Mercruiser 575 SCi 256 Weiand, Holley, B&M spring shoulder bolt
Weiand, Holley, B&M drive snout rebuild kit, G2 