![420 / 250 O-Ring (Blower to Manifold) [#9217]](https://theblowershop.com/wp-content/uploads/2022/03/9300-250O-RING-450-1.jpg "420 / 250 O-Ring (Blower to Manifold) [#9217] 1")
420 / 250 / 256 O-Ring (Blower to Manifold) [#9217]
$24.20
CompareO-ring for a 250/420 B&M or the 256 Weiand Supercharger
| Weight | 1 lbs |
|---|---|
| Dimensions | 4 × 4 × 4 in |
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![B&M 250 Base Gasket (10 pack) [#9219]](https://theblowershop.com/wp-content/uploads/2022/03/9218-250BASEGSKT-450-1-1-100x100.jpg)
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