Chevy Big Block Long Water Pump Mid-Mount Alternator Bracket - Chrome
Chevy Big Block Long Water Pump Mid-Mount Alternator Bracket - Chrome
SKU: SKU: JM9133C
In stock
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Product Details
Features
- Long Water Pump Compatibility: Designed for compatible Big Block Chevrolet engines equipped with a long water pump accessory drive configuration.
- Mid-Mount Alternator Position: Places the alternator in a middle passenger-side mounting position for a clean and organized accessory drive layout.
- Billet Aluminum Construction: Precision-machined from billet aluminum to provide strength, durability, and reliable alternator support.
- Chrome Engine Bay Appearance: The chrome finish enhances engine compartment appearance and complements restoration, muscle car, street rod, marine, and custom performance builds.
Description
Upgrade your accessory drive system with this Chevy Big Block Long Water Pump Mid-Mount Alternator Bracket featuring a chrome finish and precision-machined billet aluminum construction. Designed for compatible Big Block Chevrolet engines equipped with a long water pump, this bracket provides secure alternator mounting while creating a cleaner, more organized engine bay appearance.
This Big Block Chevy alternator bracket is engineered for GM 10SI alternator applications and helps maintain proper alternator positioning and belt alignment during street driving, restoration projects, and performance builds. The mid-mount passenger-side configuration provides a compact accessory layout while delivering reliable alternator support.
Whether you're replacing worn alternator mounting hardware on a 396, 402, 427, 454, or 502 Big Block Chevy engine, this long water pump alternator bracket delivers dependable performance and chrome billet styling. Its precision-machined billet aluminum construction is designed to withstand engine vibration and normal accessory drive loads while maintaining a professional appearance under the hood.
Popular among muscle car, street rod, truck, marine, and restoration enthusiasts, this BBC alternator bracket is an excellent choice for compatible Mark IV, Gen V, and Gen VI Big Block Chevrolet applications requiring a mid-mount alternator solution. The chrome finish complements both factory-style restorations and custom performance builds while helping create a clean accessory drive layout.
Application-Specific Mounting
Designed around the specified engine and accessory drive layout to help maintain proper alternator positioning and belt alignment.
Durable Billet Aluminum Construction
Manufactured from billet aluminum to provide strength, durability, and reliable alternator support in street, restoration, marine, and performance applications.
Clean Engine Bay Finish
The chrome finish enhances engine compartment appearance and complements restoration, muscle car, street rod, marine, and custom performance builds.
Mid-Mount Alternator Position
Positions the alternator in a mid-mount passenger-side location for compatibility with the specified accessory drive layout.
Specs
| Accessory Type | Alternator |
| Alternator Style | GM 10Si |
| Finish | Chrome |
| Bracket Type | Upper & Lower |
| Water Pump Style | Long Neck |
| Mounting Position | Middle Passenger Side |
| Upper Mounting | Water Pump & Cylinder Head |
| Lower Mounting | Water Pump |
| Bracket Material | Billet Aluminum |
| Hardware | Included |
Engine Fitment
COMPATIBLE WITH
CHEVROLET BIG BLOCK V8 GEN. II (MARK IV)
• 6.5 L / 396 in3
• 6.6 L / 402 in3
• 7.0 L / 427 in3
• 7.4 L / 454 in3
• 8.2 L / 502 in3
CHEVROLET BIG BLOCK V8 GEN. V
• 7.4 L / 454 in3
• 8.2 L / 502 in3
CHEVROLET BIG BLOCK V8 GEN. VI
• 7.4 L / 454 in3
• 8.2 L / 502 in3
NOTE: Fits big block Chevy applications with long-neck water pumps
COMMON VEHICLE APPLICATIONS
• Chevrolet Silverado 1500 / 2500 / 3500
• GMC Sierra 1500 / 2500 / 3500
• Chevrolet Tahoe / Suburban
• GMC Yukon / Yukon XL
• Chevrolet Camaro / Corvette (LS equipped)
• Pontiac GTO / G8 (LS equipped)
Q&A
What applications is this bracket compatible with?
This bracket is designed for COMPATIBLE WITH, CHEVROLET BIG BLOCK V8 GEN. II (MARK IV), 6.5 L / 396 in3, 6.6 L / 402 in3, 7.0 L / 427 in3, 7.4 L / 454 in3, 8.2 L / 502 in3, CHEVROLET BIG BLOCK V8 GEN. V, 7.4 L / 454 in3, 8.2 L / 502 in3, CHEVROLET BIG BLOCK V8 GEN. VI, 7.4 L / 454 in3, 8.2 L / 502 in3, NOTE: Fits big block Chevy applications with long-neck water pumps.
Will this bracket fit my setup?
This bracket is intended for Chevy/GM applications and should match your engine accessories and mounting configuration.
What does this bracket do?
This bracket is used to mount and secure engine accessories such as alternators, power steering pumps, or other components.
What material is this bracket made from?
This bracket is made from steel, providing strength and durability.
What finish does this bracket have?
This bracket features a black finish, which enhances appearance and corrosion resistance.
Do I need to align accessories when installing this bracket?
Yes, proper alignment is critical to ensure correct belt tracking and accessory operation.
Do I need hardware for installation?
You may need bolts or spacers depending on your setup.
Will this bracket work with aftermarket accessories?
Yes, many brackets are designed to support aftermarket and performance accessory setups when properly matched.
Is this a good upgrade over stock brackets?
Yes, aftermarket brackets can improve fitment, durability, and engine bay appearance.
Do I need to verify compatibility before installation?
Yes, brackets must match your engine, accessories, and belt system for proper fitment.
Can this bracket be used in performance or custom builds?
Yes, brackets are commonly used in performance and custom engine builds.
Is this a BBC alternator bracket?
Yes. BBC is a common abbreviation for Big Block Chevy, and this bracket is designed for compatible Big Block Chevrolet applications listed in the fitment section.
What does mid-mount alternator position mean?
A mid-mount alternator position places the alternator in a central passenger-side location on the engine, helping create a clean accessory drive layout while maintaining proper belt alignment.
Does this bracket require a long water pump?
Yes. This bracket is specifically designed for Big Block Chevrolet engines equipped with a long water pump configuration and may not align correctly with short water pump applications.
Which alternator style is this bracket designed for?
This bracket is designed for GM 10SI alternator applications. Verify your alternator model and accessory drive configuration before installation.
What material is this alternator bracket made from?
This bracket is manufactured from billet aluminum and features a chrome finish for durability and enhanced engine bay appearance.
Emissions Notice
This product does not affect vehicle emissions and is not subject to emissions compliance regulations.
Chevy Big Block Long Water Pump Mid-Mount Alternator Bracket - Chrome
Upgrade your accessory drive system with this Chevy Big Block Long Water Pump Mid-Mount Alternator Bracket featuring a chrome finish and precision-machined billet aluminum construction. Designed for compatible Big Block Chevrolet engines equipped with a long water pump, this bracket provides secure alternator mounting while creating a cleaner, more organized engine bay appearance.
This Big Block Chevy alternator bracket is engineered for GM 10SI alternator applications and helps maintain proper alternator positioning and belt alignment during street driving, restoration projects, and performance builds. The mid-mount passenger-side configuration provides a compact accessory layout while delivering reliable alternator support.
Whether you're replacing worn alternator mounting hardware on a 396, 402, 427, 454, or 502 Big Block Chevy engine, this long water pump alternator bracket delivers dependable performance and chrome billet styling. Its precision-machined billet aluminum construction is designed to withstand engine vibration and normal accessory drive loads while maintaining a professional appearance under the hood.
Popular among muscle car, street rod, truck, marine, and restoration enthusiasts, this BBC alternator bracket is an excellent choice for compatible Mark IV, Gen V, and Gen VI Big Block Chevrolet applications requiring a mid-mount alternator solution. The chrome finish complements both factory-style restorations and custom performance builds while helping create a clean accessory drive layout.
Application-Specific Mounting
Designed around the specified engine and accessory drive layout to help maintain proper alternator positioning and belt alignment.
Durable Billet Aluminum Construction
Manufactured from billet aluminum to provide strength, durability, and reliable alternator support in street, restoration, marine, and performance applications.
Clean Engine Bay Finish
The chrome finish enhances engine compartment appearance and complements restoration, muscle car, street rod, marine, and custom performance builds.
Mid-Mount Alternator Position
Positions the alternator in a mid-mount passenger-side location for compatibility with the specified accessory drive layout.
COMPATIBLE WITH
CHEVROLET BIG BLOCK V8 GEN. II (MARK IV)
• 6.5 L / 396 in3
• 6.6 L / 402 in3
• 7.0 L / 427 in3
• 7.4 L / 454 in3
• 8.2 L / 502 in3
CHEVROLET BIG BLOCK V8 GEN. V
• 7.4 L / 454 in3
• 8.2 L / 502 in3
CHEVROLET BIG BLOCK V8 GEN. VI
• 7.4 L / 454 in3
• 8.2 L / 502 in3
NOTE Fits big block Chevy applications with long-neck water pumps
COMMON VEHICLE APPLICATIONS
• Chevrolet Silverado 1500 / 2500 / 3500
• GMC Sierra 1500 / 2500 / 3500
• Chevrolet Tahoe / Suburban
• GMC Yukon / Yukon XL
• Chevrolet Camaro / Corvette (LS equipped)
• Pontiac GTO / G8 (LS equipped)
SPECIFICATIONS
Accessory Type: Alternator
Alternator Style: GM 10Si
Finish: Chrome
Bracket Type: Upper & Lower
Water Pump Style: Long Neck
Mounting Position: Middle Passenger Side
Upper Mounting: Water Pump & Cylinder Head
Lower Mounting: Water Pump
Bracket Material: Billet Aluminum
Hardware: Included