S Series The S series of 6 phase alternators offers incredible output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding airflow...

This high output alternator features late model 6-phase hairpin stator technology in a custom machined housing that bolts directly in place of the antiquated 11SI design. Don't be fooled by cheap re-winds advertised as making 150-200 amps in the original...

*** FOR HIGHER AMPERAGE OUTPUT (240), PLEASE CONTACT US. *** This MechMan Marine certified high output 170 amp 6 phase alternator is a great upgrade for boats using the popular 6.61 inch center-to-center bolt pattern alternator. This style alternator...

This is a simple pigtail that plugs into any oval shaped 4 pin GM alternator plug. The yellow wire gets connected to any ignition switched 12 volts. This is a great way to easily wire multiple GM alternators onto a vehicle, or adapt a GM alternator on to...

This module is for use on GM vehicles equipped with a 2 pin regulator and a RVC sensor (Regulated Voltage Control). Simply plug module into your vehicle's factory harness and tie out of the way. This will eliminate the check charging system code (battery...

This adapter harness is supplied with all MechMan hairpin alternators for 1996-2004 GM Trucks and SUV's. It accepts oval GM alternator plugs, and plugs into oval GM alternators. The longer blue wire gets connected to an ignition switched 12V+ source to...

This handy little adapter harness allows you to plug an oval 4 pin late model GM alternator in to a Rectangular CS130 or CS144 vehicle harness. This harness is required in order to install certain high output alternators on GM trucks that originally came...

Two Pin External regulator harness. This harness is needed to connect Mechman alternators that have been made to be compatible with the 91102R Transpo regulator. It can also be used to connect Chrysler/Dodge/Jeep alternators with the same plug in...

This handy little adapter harness allows you to plug an oval 4 pin late model GM alternator in to a Rectangular CS130 or CS144 vehicle harness. This harness is required in order to install certain high output alternators on GM trucks that originally came...

This voltage boost harness fits 1996-2004 GM Trucks and SUV's with oval GM alternator plug. The longer Yellow wire gets connected to an ignition switched 12V+ source to turn the alternator on and off with ignition. This harness can be used with stock...

This voltage boost harness fits alternators with a GM 4 pin plug and is similar to our "plug and play" H104-L harness. The P101-L is the simplified version of the H104-L which makes it great for secondary alternator setups for a cleaner look or engine...

Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension.  Not recommended for sustained use above 5,000 RPM engine speed. The Elite...