Power Master

Power Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt Systems

Power Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt Systems
Power Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt Systems
Power Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt Systems
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Power Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt SystemsPower Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt SystemsPower Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt SystemsPWM37293.jpg
Power Master

Power Master 12SI Chrome 150 Amp Alternator 1-Wire — Fits GM V-Belt Systems

SKU: BCTD_37293
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High-Output Power for Classic GM EnginesExperience superior electrical performance with ...Read More

Price:
$199.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

High-Output Power for Classic GM Engines

Experience superior electrical performance with the Power Master 12SI 150 Amp Alternator. Designed specifically for classic GM applications, this unit provides a massive power upgrade over stock alternators, ensuring your ignition, lighting, and audio systems receive consistent, reliable voltage. Whether you are running an electric fan or a high-performance ignition system, this 150-amp powerhouse delivers the current you need.

Key Features and Technical Specs

  • High Output: 150 Amps for demanding electrical loads.
  • Design: Classic GM 12SI housing with a brilliant chrome finish.
  • Versatility: Simple 1-wire or 3-wire setup for flexible installation.
  • Pulley: Equipped with a single V-belt pulley for standard drive systems.
  • Durability: Rugged aluminum case built for long-term reliability.

The 1-wire hookup simplifies your engine bay wiring, eliminating the need for complex external regulators. This alternator is a direct-fit replacement for many GM vehicles utilizing a straight-mount configuration. Its polished chrome finish adds a show-quality aesthetic to your engine compartment while providing the robust charging capacity required for modern upgrades. Trust GGCRACING for your high-performance electrical components.

Product Details

Product Description
Part Numbers
Sizing & Fit

High-Output Power for Classic GM Engines

Experience superior electrical performance with the Power Master 12SI 150 Amp Alternator. Designed specifically for classic GM applications, this unit provides a massive power upgrade over stock alternators, ensuring your ignition, lighting, and audio systems receive consistent, reliable voltage. Whether you are running an electric fan or a high-performance ignition system, this 150-amp powerhouse delivers the current you need.

Key Features and Technical Specs

  • High Output: 150 Amps for demanding electrical loads.
  • Design: Classic GM 12SI housing with a brilliant chrome finish.
  • Versatility: Simple 1-wire or 3-wire setup for flexible installation.
  • Pulley: Equipped with a single V-belt pulley for standard drive systems.
  • Durability: Rugged aluminum case built for long-term reliability.

The 1-wire hookup simplifies your engine bay wiring, eliminating the need for complex external regulators. This alternator is a direct-fit replacement for many GM vehicles utilizing a straight-mount configuration. Its polished chrome finish adds a show-quality aesthetic to your engine compartment while providing the robust charging capacity required for modern upgrades. Trust GGCRACING for your high-performance electrical components.

Product Details

Product Description

High-Output Power for Classic GM Engines

Experience superior electrical performance with the Power Master 12SI 150 Amp Alternator. Designed specifically for classic GM applications, this unit provides a massive power upgrade over stock alternators, ensuring your ignition, lighting, and audio systems receive consistent, reliable voltage. Whether you are running an electric fan or a high-performance ignition system, this 150-amp powerhouse delivers the current you need.

Key Features and Technical Specs

  • High Output: 150 Amps for demanding electrical loads.
  • Design: Classic GM 12SI housing with a brilliant chrome finish.
  • Versatility: Simple 1-wire or 3-wire setup for flexible installation.
  • Pulley: Equipped with a single V-belt pulley for standard drive systems.
  • Durability: Rugged aluminum case built for long-term reliability.

The 1-wire hookup simplifies your engine bay wiring, eliminating the need for complex external regulators. This alternator is a direct-fit replacement for many GM vehicles utilizing a straight-mount configuration. Its polished chrome finish adds a show-quality aesthetic to your engine compartment while providing the robust charging capacity required for modern upgrades. Trust GGCRACING for your high-performance electrical components.

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