Quality and Performance
Mercruiser 575 SCi 256 Weiand, Holley, B&M spring shoulder bolt
1 × $29.99 
Pulley key
1 × $1.17 
Holley, Weiand, B&M Supercharger G1 drive snout gasket
1 × $9.99 Subtotal: $41.15
Quality and Performance
$499.99
BM Tensioner Arm 6 Rib + SB4
Out of stock
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)
| Weight | 2 lbs |
|---|---|
| Dimensions | 8 × 4 × 4 in |
