Alternator Conversion Kits

Our most popular Alternator Conversion Kit. This kit makes it easy to convert from an External Regulated Alternator to an “SI” Type Internal Regulated Alternator. Kit includes both adapters and an instruction sheet.

Easy to install: 1) Disconnect the external voltage regulator leads and plug our “Special Regulator Adapter” into the voltage regulator lead wires. 2) Disconnect the alternator lead wires. 3) Install new “SI” Type Internal Regulated alternator. 4) Plug one end of our “Alternator Adapter" into the original alternator lead wires and the other into the alternator.

Typical application is '63-74 GM Cars & Trucks. Click the button below for vehicle specific fitment information.

M&H Part Number: 27555

$29.00

This kit makes it easy to convert from an External Regulated Alternator to a “CS” Type Internal Regulated Alternator. Kit includes both adapters and an instruction sheet.

Easy to install: 1) Disconnect the external voltage regulator leads and plug our “Special Regulator Adapter” into the voltage regulator lead wires. 2) Disconnect the alternator lead wires. 3) Install new “CS” Type Internal Regulated alternator. 4) Plug one end of our “Alternator Adapter” into the original alternator lead wires and the other into the alternator.

Typical application is '63-'74 GM Cars & Trucks. Click the button below for vehicle specific fitment information.

M&H Part Number: 37787

$34.00

Allows for an easy conversion from an “SI” type internal regulated alternator to a “CS130” or “CS144” type internal regulated alternator. Simple to install, the mating end of the adapter pigtail plugs perfectly to the original alternator connector, and the other end plugs right into any “CS130” or “CS144” type alternator. Kit includes adapter pigtail and an instruction sheet.

Typical application is '69-'86 GM Cars & Trucks. Click the button below for vehicle specific fitment information.

M&H Part Number: 37796

$26.00

Allows for an easy conversion from an “SI” type internal regulated alternator to a “CS130D” type internal regulated alternator. Simple to install, the mating end of the adapter pigtail plugs perfectly to the original alternator connector, and the other end plugs right into any “CS130D” type alternator. Kit includes adapter pigtail and an instruction sheet.

Typical application is '69-'86 GM Cars & Trucks.

M&H Part Number: 39472

$27.00