High Output Alternator for Mitsubishi 3000GT (1991-1995) 3.0L

High-Output 220A Alternator for 1991-1995 Mitsubishi 3000GT (Z11A/Z16A)

What it Does: The High Output Alternator supplies a sustained 220 amps of charging capacity to the 1991-1995 Mitsubishi 3000GT electrical system, preventing ignition voltage drops and maintaining stable rail power under heavy accessory loads.

The Stock Mitsubishi 3000GT Charging Limitations

Factory 1991-1995 3000GT charging systems rely on an aging 85-amp to 90-amp alternator that is prone to thermal failure. In the cramped engine bay of the transverse 6G72 V6, excessive heat soak deteriorates the factory diodes and internal voltage regulator. When owners add modern upgrades—such as high-flow dual fuel pumps, upgraded audio, or electric cooling fans—the OEM charging system suffers severe voltage sag at idle. This voltage instability leads to ignition breakup under boost, erratic sensor feedback, and premature battery degradation.

The Engineering Solution

Engineered and assembled in the USA, this 220-amp heavy-duty alternator solves electrical starvation with heavy-gauge copper windings, premium precision bearings, and high-efficiency rectifier diodes designed to handle continuous thermal stress. Built to OEM fitment standards under interchange numbers MD191470 and 13351, it mounts directly to the engine bracket without casing modification. Delivering superior idle amperage and constant 14.4-volt output throughout the powerband, it safeguards ignition integrity and critical fuel management electronics.

What's Included

• 1x 220-Amp High Output Alternator

Technical Specifications

Compatibility

• 1991-1995 Mitsubishi 3000GT Base 3.0L V6
• 1991-1995 Mitsubishi 3000GT SL 3.0L V6
• 1991-1995 Mitsubishi 3000GT VR-4 3.0L V6 Twin Turbo
• 1995 Mitsubishi 3000GT Spyder SL 3.0L V6
• 1995 Mitsubishi 3000GT Spyder VR-4 3.0L V6 Twin Turbo

Frequently Asked Questions & Fitment Warnings

Does this fit the Z11A/Z16A 3000GT?

Yes, this is a direct bolt-on replacement for the 1991-1995 Mitsubishi 3000GT equipped with either the naturally aspirated or twin-turbocharged 6G72 3.0L engine.

Do I need to upgrade the primary charging cable?

A Big-3 heavy-gauge (4 AWG or larger) fused charging lead from the alternator B+ post to the battery is mandatory to safely carry the increased 220-amp load without overloading the stock wiring harness.

The Mitsubishi Performance Standard

Maintaining full system voltage is the backbone of high-performance Japanese sports cars. Delivering reliable 220-amp current, this charging upgrade ensures consistent injector duty cycles, hot spark delivery, and zero electronic degradation when pushing your turbocharged or naturally aspirated platform to its limits.