March Performance

March Performance 140 Amp 1-Wire Alternator — GM 10Si Style Case

March Performance 140 Amp 1-Wire Alternator — GM 10Si Style Case
March Performance 140 Amp 1-Wire Alternator — GM 10Si Style Case
March Performance 140 Amp 1-Wire Alternator — GM 10Si Style Case
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March Performance 140 Amp 1-Wire Alternator — GM 10Si Style CaseMarch Performance 140 Amp 1-Wire Alternator — GM 10Si Style CaseMarch Performance 140 Amp 1-Wire Alternator — GM 10Si Style CaseMPP9650.jpg
March Performance

March Performance 140 Amp 1-Wire Alternator — GM 10Si Style Case

SKU: BFKS_9650
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High-Output Charging for Modern NeedsThe March Performance 140 Amp 1-Wire ...Read More

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$563.99
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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 Charging for Modern Needs

The March Performance 140 Amp 1-Wire Alternator is the perfect solution for vehicles with high electrical demands. Whether you are running electric fans, high-end audio systems, or modern fuel injection, this high-output alternator ensures your battery stays charged and your electronics function flawlessly. Based on the classic GM 10Si style case, this unit offers a direct upgrade path for many classic and custom applications.

Key Advantages

  • High Output: 140 Amps of power to handle modern electrical accessories.
  • 1-Wire Simplicity: Easy installation with minimal wiring required.
  • Billet Aluminum Case: Lightweight, durable, and finished in a clear powder coat.
  • Reliability: Built to withstand the rigors of high-performance driving.

This alternator is designed for those who refuse to compromise on quality. The clear powder-coated aluminum case provides a sleek, modern look that complements any engine bay while offering superior protection against the elements. By simplifying your charging system with a 1-wire setup, you can clean up your engine compartment wiring while gaining the power you need. Trust in the performance and durability of March Performance products for your next build. Find this and other premium charging system components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

High-Output Charging for Modern Needs

The March Performance 140 Amp 1-Wire Alternator is the perfect solution for vehicles with high electrical demands. Whether you are running electric fans, high-end audio systems, or modern fuel injection, this high-output alternator ensures your battery stays charged and your electronics function flawlessly. Based on the classic GM 10Si style case, this unit offers a direct upgrade path for many classic and custom applications.

Key Advantages

  • High Output: 140 Amps of power to handle modern electrical accessories.
  • 1-Wire Simplicity: Easy installation with minimal wiring required.
  • Billet Aluminum Case: Lightweight, durable, and finished in a clear powder coat.
  • Reliability: Built to withstand the rigors of high-performance driving.

This alternator is designed for those who refuse to compromise on quality. The clear powder-coated aluminum case provides a sleek, modern look that complements any engine bay while offering superior protection against the elements. By simplifying your charging system with a 1-wire setup, you can clean up your engine compartment wiring while gaining the power you need. Trust in the performance and durability of March Performance products for your next build. Find this and other premium charging system components at GGCRACING.

Product Details

Product Description

High-Output Charging for Modern Needs

The March Performance 140 Amp 1-Wire Alternator is the perfect solution for vehicles with high electrical demands. Whether you are running electric fans, high-end audio systems, or modern fuel injection, this high-output alternator ensures your battery stays charged and your electronics function flawlessly. Based on the classic GM 10Si style case, this unit offers a direct upgrade path for many classic and custom applications.

Key Advantages

  • High Output: 140 Amps of power to handle modern electrical accessories.
  • 1-Wire Simplicity: Easy installation with minimal wiring required.
  • Billet Aluminum Case: Lightweight, durable, and finished in a clear powder coat.
  • Reliability: Built to withstand the rigors of high-performance driving.

This alternator is designed for those who refuse to compromise on quality. The clear powder-coated aluminum case provides a sleek, modern look that complements any engine bay while offering superior protection against the elements. By simplifying your charging system with a 1-wire setup, you can clean up your engine compartment wiring while gaining the power you need. Trust in the performance and durability of March Performance products for your next build. Find this and other premium charging system components at GGCRACING.

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