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Mechman 240 Amp 1 Wire Turn On Alternator For 92 - 2000 Toyota Supra 3.0L & 4.0L

CASE QUANTITY: 1

PACKAGE WEIGHT: 17.0 LB

SKU MM-13546240-1
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Original price $536.00
Original price $536.00 - Original price $536.00
Original price $536.00
Current price $429.00
$429.00 - $429.00
Current price $429.00

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  • The MechMan 6 Phase 240 Amp Alternator is the ultimate solution for Toyota Supra 2JZ engines
  • Addresses factory alternator inadequacy with advanced design and increased amperage
  • Twin rectifiers with (12) massive press-fit diodes surpass the stock alternator's (8) diode rectifier
  • Features 1 Wire Turn On, simplifying installation and operation
  • Elevate your Toyota Supra with MechMan's high-output alternator for enhanced performance


Mechman 240 Amp 1 Wire Turn On Alternator For 92 - 2000 Toyota Supra 3.0L & 4.0L


This listing includes:


(1) S-Series 240 Amp Alternator For 2006 - 2010 GM 3.5L Car



  1. The MechMan 6 Phase 240 Amp Alternator for Toyota Supra 2JZ is the definitive solution to the factory's inadequate alternator on these vehicles. Overcoming the limitations of the stock alternator, this unit boasts twin rectifiers with (12) massive press-fit diodes, a notable upgrade from the stock alternator's (8) diode rectifier. Even mild performance builds benefit from the increased amperage this alternator provides. Featuring hairpin stator technology, it ensures superior high RPM durability and resistance to heat from the turbo manifold. Seamlessly bolting in place of the OEM alternator, this unit offers a hassle-free and powerful upgrade for your Toyota Supra.

  2. Specifications:



  • The MechMan 6 Phase 240 Amp Alternator is the ultimate solution for Toyota Supra 2JZ engines

  • Addresses factory alternator inadequacy with advanced design and increased amperage

  • Twin rectifiers with (12) massive press-fit diodes surpass the stock alternator's (8) diode rectifier

  • Features 1 Wire Turn On, simplifying installation and operation

  • Elevate your Toyota Supra with MechMan's high-output alternator for enhanced performance

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

  • Visa
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  • American Express
  • Discover
  • Diners Club

Digital Wallets

  • Amazon Pay
  • Apple Pay
  • Meta Pay (formerly Facebook Pay)
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  • Shop Pay
  • PayPal

International Payment Methods

  • Bancontact
  • iDEAL

Bank Transfers

  • Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

  • Klarna
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  • Sezzle
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  • Acima
  • Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

  • Standard Shipping: Free for orders over $100.
  • Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

  • Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
  • Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

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If you're having trouble tracking your order:

  • Make sure you’ve received the shipping confirmation email with the tracking number.
  • Log into your account on our website and use the “Check Your Order Status” button.
  • If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.

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