Alternators - Buick - Lesabre - Mechman Alternators

**Important!** Alternator Customers ** Please follow the categories above to the end of the category tree to find your applications part numbers.

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E Series Billet 370A alt - Fits 6/12 CS144 - Black finish

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. E Series ...

MSRP:

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Now: $629.00

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240 amp alternator for early GM front wheel drive V6 car

S Series The S series of 6 phase alternators offers incredible output in a compact and durable package. 12 diodes, twin rectifier plates and outstanding airflow ensure long service life, even in severe conditions. The 240 amp model offers the best...

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Now: $429.00

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320 Amp Alternator For Early GM Front Wheel Drive V6 Car

This 320 amp S Series small case alternator is all about max power and is not designed to charge at low idle speeds. Vehicles with small crankshaft pulleys and idle speeds below 800 may not charge at low idle. If power at lower idle speeds is what you...

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Now: $519.00

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E Series Billet 250A alt - Fits 6/12 CS144 - BLACK finish

E Series Newly redesigned for 2020, The Elite series 250 amp alternator offers great output at idle RPM and excellent durability in a direct-bolt-in package. 6 phase technology, combined with massive twin rectifier assemblies and 12 diodes makes these...

MSRP:

Was:

Now: $524.00

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E Series Billet 250A alt - Fits 6/12 CS144 - Machined finish

E Series Newly redesigned for 2020, The Elite series 250 amp alternator offers great output at idle RPM and excellent durability in a direct-bolt-in package. 6 phase technology, combined with massive twin rectifier assemblies and 12 diodes makes these...

MSRP:

Was:

Now: $524.00

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E Series Billet 370A alt - Fits 6/12 CS144 - Black finish *** BSTOCK ***

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. E Series ...

MSRP:

Was: $629.00

Now: $503.20

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400 amp - Fits 6 & 12 CS144 - Cast case *** CUSTOM FITMENT ONLY ***

This newly introduced CAST version of our already eye-catching Billet versions packs the same modern 6 phase hairpin technology but in a more budget friendly and paintable case! Great for applications where you need the 200 amps at idle and 400+...

MSRP:

Was:

Now: $549.00

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250 amp - Fits 6/12 CS144 - Cast case

This newly introduced CAST version of our already eye-catching Billet versions pack the same modern 6 phase hairpin technology but in a more budget friendly and paintable case! Great for applications where you need the 200 amps at idle and 250+...

MSRP:

Was:

Now: $429.00

addChoose Options

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