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Alternators

Anniversary Limited Edition

24 Volt Alternators

Flat-Rate Rebuild Service

Our all new in-house program for customers who want their original unit restored to specifications using new internal components.

Flat-rate price: $249
60-day limited warranty on internal components
All internal parts replaced (bearings, brushes, rectifier, regulator, etc.)
Pulley replaced only if necessary
Original housing retained – no cosmetic work or refinishing included

Mechman Rebuild Service

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New Products

400 Amp Machined Billet Alternator for Nissan & Infinity 2.4L 3.0L 3.5L B13826400M B13826400M Mechman

400 Amp Machined Billet Alternator for Nissan & Infiniti 2.4L 3.0L 3.5L B13826400M

Was: $699.00

Now: $649.00

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400 Amp Machined Billet Alternator for Nissan & Infinity 3.5L B13900400M B13900400M Mechman

400 Amp Machined Billet Alternator for Nissan & Infiniti 3.5L B13900400M

Was: $699.00

Now: $649.00

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400 Amp Machined Billet Alternator for Nissan & Infinity 3.5L B11051400M Mechman

400 Amp Machined Billet Alternator for Nissan & Infiniti 3.5L B11051400M

Was: $699.00

Now: $649.00

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400 Amp Machined Billet Alternator for Nissan & Infinity 5.6L B11120400M Mechman

400 Amp Machined Billet Alternator for Nissan & Infiniti 5.6L B11120400M

Was: $699.00

Now: $649.00

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400 Amp Machined Billet Alternator for Nissan & Infinity 2.5L 3.0L B1119400M Mechman

400 Amp Machined Billet Alternator for Nissan & Infiniti 2.5L 3.0L B1119400M

Was: $699.00

Now: $649.00

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400 Amp Machined Billet Alternator for Nissan & Infinity 2.5L 3.5L 3.7L 4.0L 5.6L B11256400M Mechman

400 Amp Machined Billet Alternator for Nissan & Infiniti 2.5L 3.5L 3.7L 4.0L 5.6L B11256400M

Was: $699.00

Now: $649.00

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370 Amp Billet high output alternator 07-08 Dodge Ram 5.7L Hemi B11298370B Mechman

370 Amp Billet high output alternator 07-08 Dodge Ram Hemi

$699.00

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Big Block Ford Engine Mounting Kit (For Mechman Running Engine Stand)

Was: $318.99

Now: $289.99

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Instructions | See All

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Ford Big Block RES Engine Assembly Instruction Manual
Download by clicking the PDF icon below. Engine Assembly Instruction Manual File: INSTR-BBF-A.pdf
calendar_today1st Dec 2025
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B11001170 Installation Instructions
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-MERCURY_B11001.pdf
calendar_today19th Sep 2025
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Ford V-Mount Alternator Installation Instructions
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-11434_2-19-24.pdf

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calendar_today26th Aug 2025
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MM-VC4 Instructions
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-MM-VC4.pdf

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calendar_today26th Aug 2025
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Warnings All
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-WARNINGS-ALL.pdf

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calendar_today25th Aug 2025
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48-Volt Warning
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-48V-WARN_3-28-2025.

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calendar_today25th Aug 2025
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Pulley Warning
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-WARNING-PULLEY.pdf

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calendar_today25th Aug 2025
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P101-L Voltage boost harness for GM 4 pin regulators
Download by clicking the PDF icon below. Assembly Instruction Manual File: INSTR-P101-L_2021.pdf

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calendar_today25th Aug 2025