Upgrade your accessory drive system with this Chevy Small Block Long Water Pump Upgraded Alternator Bracket featuring a polished finish and billet aluminum construction. Designed for compatible Chevrolet Small Block V8 engines equipped with a long neck water pump, this bracket provides secure alternator mounting while creating a cleaner, more organized accessory drive layout and engine bay appearance.

This Small 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, truck builds, and performance applications. The upgraded upper and lower bracket design provides enhanced mounting support while integrating with compatible Chevrolet Small Block accessory drive layouts.

Whether you're replacing worn alternator mounting hardware on a 283, 302, 305, 307, 327, 350, or 400 Small Block Chevy engine, or completing a fresh engine build, this long water pump alternator bracket delivers dependable performance and classic polished styling. Its 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, and restoration enthusiasts, this SBC alternator bracket is an excellent choice for compatible Chevrolet Small Block applications requiring a passenger-side GM 10SI alternator mounting solution. The polished finish complements both factory-style restorations and custom performance builds while helping create a clean and organized accessory drive system.

Application-Specific Mounting
Designed around the specified engine and accessory drive layout to help maintain proper alternator positioning and belt alignment.

Upgraded Upper and Lower Bracket Design
Provides enhanced alternator support and stability while integrating with compatible Small Block Chevy accessory drive systems.

Polished Engine Bay Appearance
The polished finish enhances engine compartment appearance and complements restoration, muscle car, street rod, truck, and custom performance builds.

Passenger-Side Alternator Mounting
Positions the alternator on the passenger side of the engine for compatibility with the specified accessory drive layout.

COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. I
• 4.3 L / 262 in3
• 4.3 L / 265 in3
• 4.4 L / 267 in3
• 4.6 L / 283 in3
• 4.9 L / 302 in3
• 5.0 L / 305 in3
• 5.0 L / 307 in3
• 5.4 L / 327 in3
• 5.7 L / 350 in3
• 6.6 L / 400 in3

NOTE Includes spacer for use with TSP gilmer style crank pulley.

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: Available in Chrome, Polished, Black
Bracket Type: Upper & Lower
Water Pump Style: Long Neck
Mounting Position: Passenger Side
Upper Mounting: Water Pump & Cylinder Head
Lower Mounting: Water Pump
Bracket Material: Billet Aluminum
Hardware: Included