![3.50" TOP PULLEY (6 RIB) KEYED POWERCHARGER [#6793W]](https://theblowershop.com/wp-content/uploads/2022/03/IMG_0891-3-300x300.jpeg)
3.50″ TOP PULLEY (6 RIB) KEYED POWERCHARGER [#6793W]
3.50" TOP PULLEY (6 RIB) KEYED POWERCHARGER
$137.50
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![420 / 250 O-Ring (Blower to Manifold) [#9217]](https://theblowershop.com/wp-content/uploads/2022/03/9300-250O-RING-450-1-300x254.jpg)
420 / 250 / 256 O-Ring (Blower to Manifold) [#9217]
O-ring for a 250/420 B&M or the 256 Weiand Supercharger
$24.20
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![420 Long Coupler (5.7" - 6.1" Snout Length) [#9243]](https://theblowershop.com/wp-content/uploads/2022/03/Shaft-5-2-205x300.jpg)
420 Long Coupler (5.7″ – 6.1″ Snout Length) [#9243]
The TBS 420 coupler is heat treated steel for the most durable finished product. To be used with the B&M 420 supercharger. Fits snout length...
$143.00
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420 Main Shaft [#9240]
This heat treated steel 420 main shaft is purposely built to handle the power 420 superchargers create. This is a 27 spline main shaft, meant...
$220.00
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![420 Medium Coupler (5.0" - 5.4" Snout Length) [#9242]](https://theblowershop.com/wp-content/uploads/2022/03/Shaft-5-1-205x300.jpg)
420 Medium Coupler (5.0″ – 5.4″ Snout Length) [#9242]
The TBS 420 coupler is heat treated steel for the most durable finished product. To be used with the B&M 420 Supercharger. Snout Length 5.0...
$143.00
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![420 MEGA Bearing & Seal Kit [#9010]](https://theblowershop.com/wp-content/uploads/2022/03/BM-1-1-1-300x300.jpg)
420 MEGA Bearing & Seal Kit [#9010]
Everything needed to rebuild your Mega 420. Included Bearing Seals Gaskets (Recommended: Customer should drill and tap for larger gear bolt. 1/2 inch – 20 x...
$173.80
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![420 Shaft & Coupler Kit (LONG 5.7" - 6.1") [#9248]](https://theblowershop.com/wp-content/uploads/2022/03/BM-8-1-1-1-300x300.jpg)
420 Shaft & Coupler Kit (LONG 5.7″ – 6.1″) [#9248]
STEEL SHAFT AND COUPLER KIT INCLUDES BEARING, SEAL, AND CLIP. SIZE WILL BE DEPENDENT UPON THE SNOUT LENGTH. CALL FOR FURTHER QUESTIONS ON SIZING. MAINSHAFT...
$385.00
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420 Shaft & Coupler Kit (MED 5.0″ – 5.4″) [#9247]
STEEL SHAFT AND COUPLER KIT INCLUDES BEARING, SEAL, AND CLIP. SIZE WILL BE DEPENDENT UPON THE SNOUT LENGTH. CALL FOR FURTHER QUESTIONS ON SIZING. MAINSHAFT...
$385.00
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420 Shaft & Coupler Kit (Short 4.0″ – 4.4″ Kit) [#9246]
STEEL SHAFT AND COUPLER KIT INCLUDES BEARING, SEAL, AND CLIP. SIZE WILL BE DEPENDENT UPON THE SNOUT LENGTH. CALL FOR FURTHER QUESTIONS ON SIZING. MAINSHAFT...
$385.00
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![420 Short Coupler (4.0" - 4.4" Snout Length) [#9241]](https://theblowershop.com/wp-content/uploads/2022/03/Shaft-5-205x300.jpg)
420 Short Coupler (4.0″ – 4.4″ Snout Length) [#9241]
The TBS 420 coupler is heat treated steel for the most durable finished product. To be used with the B&M 420 supercharger. Fits snout length...
$143.00
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![B&M 250 Base Gasket (10 pack) [#9219]](https://theblowershop.com/wp-content/uploads/2022/03/9218-250BASEGSKT-450-1-1-300x300.jpg)
B&M 250 Base Gasket (10 pack) [#9219]
Base Gasket for a 250 B&M. The Blower Shop™ stocks an array of gaskets for Bolt pattern is 16.00″ by 5.50″ and blower opening is...
$110.00
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![B&M 250 Base Gasket (single gasket) [#9218]](https://theblowershop.com/wp-content/uploads/2022/03/9218-250BASEGSKT-450-1-300x300.jpg)
B&M 250 Base Gasket (single gasket) [#9218]
Base Gasket for a 250 B&M. The Blower Shop™ stocks an array of gaskets for Bolt pattern is 16.00″ by 5.50″ and blower opening is...
$14.30
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