Generator to Alternator Conversion Guide |
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Lookup your vehicle and find the 6 Volt or 12
Volt alternator we offer for your vehicle. You can
also find the correct pulley size and conversion bracket for your application
or pick the Powermaster PowerGen
(alternator in a generator case) that will fit your application. |
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Buick |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1929-30 |
All |
6 |
Negative |
5/8" |
Call for info |
Call for info |
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1931-32 |
All |
6 |
Negative |
3/4" |
Call for info |
Call for info |
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1933-36 |
50,60,80,90 |
6 |
Negative |
3/4" |
Call for info |
Call for info |
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1934-36 |
40 |
6 |
Negative |
3/4" |
Call for info |
Call for info |
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1937-39 |
All |
6 |
Negative |
3/4" |
Call for info |
Call for info |
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1940-50 |
All |
6 |
Negative |
3/4" |
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1951-53 |
All |
6 |
Negative |
3/8" |
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1953-57 |
All |
12 |
Negative |
3/8" |
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1958 |
All |
12 |
Negative |
3/8" |
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1959-62 |
All |
12 |
Negative |
3/8" |
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1961 |
Special |
12 |
Negative |
3/8" |
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Cadillac and
LaSalle |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1937-39 |
All |
6 |
Positive |
3/4" |
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1940-42 |
All |
6 |
Positive |
3/4" |
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1946-48 |
All |
6 |
Negative |
3/4" |
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1949-51 |
All |
6 |
Negative |
3/8" |
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1953-56 |
All |
12 |
Negative |
3/8" |
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1957-62 |
All |
12 |
Negative |
3/8" |
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Chevrolet Passenger |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1926-29 |
All |
6 |
Negative |
3/4" |
Call for info |
Call for info |
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1930-32 |
All |
6 |
Negative |
3/4" |
Call for info |
Call for info |
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1933-36 |
All |
6 |
Negative |
5/8" |
Call for info |
Call for info |
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1937-39 |
All |
6 |
Negative |
5/8" |
Call for info |
Call for info |
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1940-52 |
All |
6 |
Negative |
5/8" |
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1952-54 |
After 4/52 |
6 |
Negative |
3/8" |
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1955-59 |
Wo/PS |
12 |
Negative |
3/8" |
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1955-59 |
W/PS |
12 |
Negative |
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Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
1960-62 |
All |
12 |
Negative |
3/8" |
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Corvette |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1953-54 |
All |
6 |
Negative |
3/8" |
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1955-57 |
Wo/PS |
12 |
Negative |
3/8" |
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1958-59 |
Wo/PS |
12 |
Negative |
3/8" |
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1955-59 |
W/PS |
12 |
Negative |
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Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
1960-62 |
All |
12 |
Negative |
3/8" |
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Chevy Trucks |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1937-40 |
All |
6 |
Negative |
5/8" |
Call for info |
Call for info |
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1941-52 |
All |
6 |
Negative |
5/8" |
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1953-54 |
1/2 to 1 Ton |
6 |
Negative |
3/8" |
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1953-54 |
1 1/2 Ton up |
6 |
Negative |
3/8" |
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1955-59 |
Wo/PS |
12 |
Negative |
3/8" |
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1955-59 |
W/PS |
12 |
Negative |
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Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
1960-62 |
All |
12 |
Negative |
3/8" |
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Chrysler |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1942-48 |
All |
6 |
Positive |
3/4" |
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1949-50 |
All |
6 |
Positive |
3/4" |
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1951-55 |
W/6V Wo/PS |
6 |
Positive |
3/8" |
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1951-56 |
W/PS |
6 |
Positive |
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Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
1953-57 |
W/12V |
12 |
Negative |
3/8" |
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1958-60 |
All |
12 |
Negative |
3/8" |
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DeSoto |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1940-49 |
to early 49 |
6 |
Positive |
3/4" |
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1949-50 |
late 49 up |
6 |
Positive |
3/4" |
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1951-55 |
All |
6 |
Positive |
3/8" |
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1951-56 |
W/PS |
6 |
Positive |
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Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
1956-60 |
All |
12 |
Negative |
3/8" |
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Dodge |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1940-48 |
All |
6 |
Positive |
3/4" |
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1949-50 |
to early 50 |
6 |
Positive |
3/4" |
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1950-55 |
Wo/PS |
6 |
Positive |
3/8" |
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1951-56 |
W/PS |
6 |
Positive |
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Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
Not Available |
1956 |
Wo/PS |
12 |
Negative |
3/8" |
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1957-60 |
All |
12 |
Negative |
3/8" |
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Ford Model A |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
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1928-31 |
All |
6 |
Positive |
5/8" |
Not Required |
Not Available |
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Ford Cars |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1932-39 |
All |
6 |
Positive |
5/8" |
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1940-50 |
All |
6 |
Positive |
5/8" |
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1951-53 |
All |
6 |
Positive |
3/8" |
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1954-55 |
All |
6 |
Positive |
3/8" |
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1956-65 |
All |
12 |
Negative |
3/8" |
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Ford Trucks |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1941-47 |
6 Cyl |
6 |
Positive |
5/8" |
Call for info |
Call for info |
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1948-53 |
6 Cyl |
6 |
Positive |
5/8" |
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1940-41 |
V8 |
6 |
Positive |
3/4" |
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1942-48 |
V8 |
6 |
Positive |
5/8" |
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1949-52 |
V8 |
6 |
Positive |
5/8" |
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1953 |
All |
6 |
Positive |
3/8" |
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1954-55 |
All |
6 |
Positive |
3/8" |
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1956-64 |
All |
12 |
Negative |
3/8" |
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Hudson |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1930-32 |
All |
6 |
Positive |
5/8" |
Call for info |
Call for info |
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1933-39 |
All |
6 |
Positive |
3/4" |
Call for info |
Call for info |
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1940-49 |
All |
6 |
Positive |
3/4" |
Call for info |
Call for info |
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1950-52 |
All |
6 |
Positive |
3/4" |
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1953-54 |
W/PS |
6 |
Positive |
3/8" |
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1953-54 |
Wo/PS |
6 |
Positive |
3/4" |
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1953-55 |
Jet |
6 |
Positive |
3/8" |
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1955 |
L6 exc Jet |
6 |
Positive |
1/2" |
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1955 |
L8 exc Jet |
6 |
Positive |
3/8" |
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1956 |
W/Autolite |
12 |
Negative |
3/8" |
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1956-1957 |
W/Delco |
12 |
Negative |
3/8" |
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Lincoln |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1936-37 |
Zepher |
6 |
Positive |
5/8" |
Call for info |
Call for info |
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1938-48 |
V12 |
6 |
Positive |
3/4" |
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1949 |
All |
6 |
Positive |
3/4" |
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1950-51 |
All |
6 |
Positive |
3/8" |
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1952-55 |
All |
6 |
Positive |
3/8" |
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1956-62 |
All |
12 |
Negative |
3/8" |
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Mercury |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1939-41 |
All |
6 |
Positive |
5/8" |
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1942-49 |
All |
6 |
Positive |
5/8" |
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1950-53 |
All |
6 |
Positive |
3/8" |
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1954-55 |
All |
6 |
Positive |
3/8" |
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1956-62 |
All |
12 |
Negative |
3/8" |
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Oldsmobile |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1941-48 |
All |
6 |
Negative |
3/4" |
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1949-52 |
88 & 98 |
6 |
Negative |
3/8" |
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1953-56 |
All |
12 |
Negative |
3/8" |
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1957-62 |
All |
12 |
Negative |
3/8" |
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Packard |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1940-47 |
W/Autolite |
6 |
Positive |
3/4" |
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1941-47 |
W/Delco |
6 |
Positive |
3/4" |
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1948-50 |
W/Autolite |
6 |
Positive |
3/4" |
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1948-50 |
W/Delco |
6 |
Positive |
3/4" |
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1951-54 |
W/Autolite |
6 |
Positive |
3/8" |
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1951-54 |
W/Delco |
6 |
Positive |
3/8" |
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1955-56 |
W/Autolite |
12 |
Negative |
3/8" |
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1955-58 |
W/Delco |
12 |
Negative |
3/8" |
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Plymouth |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1942-48 |
All |
6 |
Positive |
3/4" |
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1949-50 |
All |
6 |
Positive |
3/4" |
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1951-55 |
Wo/PS |
6 |
Positive |
3/8" |
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1956-57 |
Wo/PS |
12 |
Negative |
3/8" |
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1955-57 |
W/PS |
12 |
Negative |
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Not Available |
Not Available |
Not Available |
Not Available |
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1958-60 |
All |
12 |
Negative |
3/8" |
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Pontiac |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1949-51 |
All |
6 |
Negative |
3/4" |
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1952-54 |
All |
6 |
Negative |
3/4" |
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1955-58 |
Wo/AC |
12 |
Negative |
3/8" |
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1955-58 |
W/AC |
12 |
Negative |
1/2" |
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1959-62 |
All |
12 |
Negative |
3/8" |
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Studebaker |
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Year |
Model |
OE Volts |
OE Ground |
Belt Width |
6V Alternator |
Conv Bracket |
12V Alternator |
Conv
Bracket |
6 Volt |
12 Volt |
1938-40 |
W/Delco |
6 |
Positive |
3/4" |
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1938-42 |
W/Autolite |
6 |
Positive |
3/4" |
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1946-52 |
W/Delco |
6 |
Positive |
5/8" |
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1946-52 |
W/Autolite |
6 |
Positive |
5/8" |
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1953 |
L6 W/Delco |
6 |
Positive |
5/8" |
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1953 |
L6 W/Autolite |
6 |
Positive |
5/8" |
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1953 |
L8 W/Delco |
6 |
Positive |
3/8" |
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1953 |
L8 W/Autolite |
6 |
Positive |
3/8" |
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1954-55 |
W/Delco |
6 |
Positive |
3/8" |
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1954-55 |
W/Autolite |
6 |
Positive |
3/8" |
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1956-61 |
W/Delco |
12 |
Negative |
3/8" |
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1956-62 |
W/Autolite |
12 |
Negative |
3/8" |
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