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FREE SHIPPING
On all orders shipped within the United States
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90-day return policy
Lifetime Warranty
On JS Alternators employee labor and a one year warranty on parts
4.9L
Customers rate us 4.8/5 based on 202 reviews.
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1978 1980
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Amperage
250 amp alternator
(34)
320 amp alternator
(34)
370 amp alternator
(5)
400 amp alternator
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Sale
1964-1965 Buick LeSabre V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1964-1965 Buick Sportwagon V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1964-1967 Buick Skylark V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1964-1967 Buick Special V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977 Buick Skylark V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977 Pontiac Grand Safari V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977 Pontiac Ventura V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977-1980 Pontiac Bonneville V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977-1980 Pontiac Catalina V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977-1980 Pontiac Grand Prix V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1977-1981 Pontiac Firebird V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1978-1980 Pontiac Grand Am V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1979 Oldsmobile Delta 88 V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1979-1980 Buick Regal V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1980 Buick Century V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1980 Buick Electra V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1980 Buick Estate Wagon V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1980 Buick LeSabre V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1980-1981 Pontiac LeMans V8 4.9L 12si High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford Bronco L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford E-150 Econoline Club Wagon L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford E-150 Econoline L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford E-250 Econoline Club Wagon L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford E-250 Econoline L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford E-350 Econoline Club Wagon L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford E-350 Econoline L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford F-150 L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1986-1989 Ford F-250 L6 4.9L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
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4.9L