1974 MG MGB Alternator Parts

Keep Your 1974 MG MGB in Top Shape with a Quality Alternator Part

When it comes to maintaining or upgrading your 1974 MG MGB, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Alternator Part for your MGB. We currently carry a top Alternator Part in stock that is built to last. Whether you’re replacing a damaged Alternator Part or looking to upgrade, our selection for the 1974 MG MGB ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Ignition Lock Parts and Starter Parts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1974 MG MGB running smoothly and looking great.

Essential 1974 MG MGB Alternator Parts

Carquest HD Electrical – Alternator: New, 43 Amps, With Pulley (Part No.71-14037N)

Alternator: New, 43 Amps, With Pulley

from

$157.99
Carquest Starters with 100% NEW construction will restore hard working vehicles to exceed OE specified performance & endurance. All new units and components offer unmatched performance, reduce downtime & customer comebacks. Carquest HD alternators are primed to keep you moving forward. Built to perform in severe duty environments where consistent efficient high outputs are required.

Product Features:
  • High quality components form the foundation our parts are built from. Transpo¿s innovative and high quality electronic technologies for internal components are incorporated to achieve high performance outputs.
  • High quality components form the foundation our parts are built from. Transpo┐s innovative and high quality electronic technologies for internal components are incorporated to achieve high performance outputs.
  • Power & Efficiency are designed into every component. No matter the ambient temperature, starters will provide maximum cranking power to get engines running.
  • Connectors and power transmission components are highly resistant to extreme moisture environments because we use nickel plated contactors and double armature coating. We maintain a rigorous test schedule with endurance, salt spray, dirt and grime and out
  • Integrated magnetic switch provides protection against weak power from batteries.
  • Over-Crank Protection (OCP) Monitors heat in starter from over cranking & shuts down starter to prevent burning
  • Precision design and machining are the Extreme vibration failure solution. Vehicles often perform in adverse conditions like extreme temperatures that create tolerance shifts that produce high frequency vibration, which leads to resistance in power transf
  • Load dump protection ensures transient voltage spikes do not damage transistor
  • Improved power transmission with lower engine speed keeps accessories and powered implements running at maximum output without additional load to the engine.
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Carquest HD Electrical – Alternator – IR/EF 36 Amp/12 Volt, CW, 1-Groove Pulley (Part No.71-14029N)

Alternator - IR/EF 36 Amp/12 Volt, CW, 1-Groove Pulley

from

$156.99
Carquest Starters with 100% NEW construction will restore hard working vehicles to exceed OE specified performance & endurance. All new units and components offer unmatched performance, reduce downtime & customer comebacks. Carquest HD alternators are primed to keep you moving forward. Built to perform in severe duty environments where consistent efficient high outputs are required.

Product Features:


    Product Features:
    • Contains Innovative Brush-less and Premium Brush Components that have been tested and certified for highest possible power output
    • Stator – wound to OE specifications. Heavy coated Polyester wire provides consistent conductivity
    • Premium Transpo rectifiers use 13mm press fit Diodes for maximum performance
    • Rotor shafts CNC machined & precision balanced to eliminate vibration
    • Over-Voltage shutdown limits voltage if output terminal is disconnected form the battery
    • Load dump protection ensures transient voltage spikes do not damage transistor
    • Improved power transmission with lower engine speed keeps accessories and powered implements running at maximum output without additional load to the engine.
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Bosch – Alternator: Remanufactured, 43 Amps, 2 Year Limited Warranty (Part No.AL300X)

Alternator: Remanufactured, 43 Amps, 2 Year Limited Warranty

from

$133.99
The Bosch Premium Alternator, delivering 43 amps at 12 VDC, is engineered for exceptional performance and reliability. Full-load tested to meet Bosch’s rigorous performance standards, this alternator ensures dependable operation under demanding conditions. Unlike rebuilt units, it is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, guaranteeing long-lasting durability. Designed with a clockwise rotation direction, it is built to seamlessly integrate with your vehicle’s electrical system. Whether you’re replacing a worn-out alternator or upgrading for better performance, this Bosch alternator offers unmatched value and peace of mind.

Product Features:


    Product Features:
    • Full-load tested to guarantee compliance with Bosch’s strict performance specifications
    • 100% factory tested, units are remanufactured (not rebuilt)
    • Built to last – uses high quality materials and the most technologically advanced developments.
    • Seamlessly integrates with your vehicle’s electrical system for reliable and efficient operation.
    • Designed with a clockwise rotation direction to ensure compatibility and optimal performance.
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Most Popular Alternator for 1974 MG MGBs

Enhance your 1974 MG MGB with this popular Alternator we have in stock, for $156.99.

Carquest HD Electrical – Alternator – IR/EF 36 Amp/12 Volt, CW, 1-Groove Pulley (Part No.71-14029N)

Alternator - IR/EF 36 Amp/12 Volt, CW, 1-Groove Pulley

from

$156.99
Carquest Starters with 100% NEW construction will restore hard working vehicles to exceed OE specified performance & endurance. All new units and components offer unmatched performance, reduce downtime & customer comebacks. Carquest HD alternators are primed to keep you moving forward. Built to perform in severe duty environments where consistent efficient high outputs are required.

Product Features:


Product Features:
  • Contains Innovative Brush-less and Premium Brush Components that have been tested and certified for highest possible power output
  • Stator – wound to OE specifications. Heavy coated Polyester wire provides consistent conductivity
  • Premium Transpo rectifiers use 13mm press fit Diodes for maximum performance
  • Rotor shafts CNC machined & precision balanced to eliminate vibration
  • Over-Voltage shutdown limits voltage if output terminal is disconnected form the battery
  • Load dump protection ensures transient voltage spikes do not damage transistor
  • Improved power transmission with lower engine speed keeps accessories and powered implements running at maximum output without additional load to the engine.
See More

FAQs for 1974 MG MGB Alternator Parts

What’s the price range for 1974 MG MGB Alternator Parts?

We currently have just one Alternator Parts for the 1974 MG MGB in stock: Alternator – IR/EF 36 Amp/12 Volt, CW, 1-Groove Pulley and it costs $156.99.

Does Advance Auto Parts sell Alternator Parts for other MG MGB model years?

Yes, we carry Alternator Parts for 13 model years of MG MGBs between 1962 and 1980. The following model years are the most popular for Alternator Part purchases: 1980, 1979, 1978, 1977, 1976, 1975, 1973, 1972, and 1967.

What types of Alternator Parts do you sell for my 1974 MG MGB?

We currently have just 1 Alternator Part in stock for a 1974 MG MGB, and as of 11/2/25, it is an Alternator.

Can I get help with 1974 MG MGB Alternator Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about MG Alternator Parts and more.

What is your return policy for MG MGB Alternator Parts?

Advance Auto Parts keeps returns simple. For new MG MGB Alternator Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.