Tuff Stuff Performance 7127NKB12 GM Alternator 140 Amp 1-Wire Stealth Black 12 O'Clock

The Tuff Stuff Performance 7127NKB12 is a high-output GM-style alternator designed for street rods, muscle cars, and custom builds requiring reliable 140-amp charging capacity. This alternator features a sleek Stealth Black powder-coated finish that resists corrosion while providing a clean, professional appearance in any engine bay.

Key Features:

• 140-amp output provides ample power for high-demand electrical systems including aftermarket stereos, lighting, and accessories
• 1-wire operation simplifies installation by eliminating the need for an external voltage regulator wire
• Can also be used with OEM-style wiring for stock applications
• 12 o'clock clocking position allows for versatile mounting configurations
• V-groove pulley included for standard serpentine belt systems
• GM CS130 series design ensures wide compatibility with Chevrolet, Pontiac, Oldsmobile, and Buick applications
• Durable Stealth Black powder coat finish protects against heat and corrosion
• 100% new components with high-quality bearings and brushes for extended service life

This alternator is ideal for engine swaps, restoration projects, and performance builds where increased electrical output and simplified wiring are priorities. The compact CS130-style case fits most applications where the original alternator was mounted, making it an excellent direct replacement or upgrade option.