-34%

Tuff Stuff 7127NK12 Alternator, 140 AMP, OEM Or 1 Wire, Chrome

-34%

#7457127NK12

Tuff Stuff 7127NK12 Alternator, 140 AMP, OEM Or 1 Wire, Chrome

140 Amp Output, 1-Wire Or OEM Wire Hookup
Fits Select 1968-1990 Chevy, GMC, Oldsmobile, Buick, Pontiac & Other Vehicles Incl. 1968-85 Buick LeSabre; 1973-90 GMC Jimmy - See Vehicle Fitment
V Groove Pulley, 12 Clocking

$170.99

/each

In Stock

$262.83

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Product Summary

One Wire Alternator, 140 amp Alternator Amperage

140 Amp Output, 1-Wire Or OEM Wire Hookup
Fits Select 1968-1990 Chevy, GMC, Oldsmobile, Buick, Pontiac & Other Vehicles Incl. 1968-85 Buick LeSabre; 1973-90 GMC Jimmy - See Vehicle Fitment
V Groove Pulley, 12 Clocking
Chrome Finish
Clocked-Right; Direct-Fit; No Hassle Installation

See more details

Key Specs

MFG. Part #	7127NK12
One Wire Alternator	Yes
Alternator Amperage	140 amp
Alternator Finish	Chrome
Pulley Style	V Groove Pulley

See more specs

Need To Know

Need help?

855.313.9176

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Quick and Easy Returns

Return Policy

Tuff Stuff 7127NK12 Details

All Tuff Stuff alternators are hand built in Cleveland, Ohio and are tested to meet or exceed OEM specifications. All Tuff Stuff alternators are made from 100% new components and carry a one year limited warranty. Tuff Stuff has alternator applications for virtually all muscle cars, hot rods, customs and light trucks in just about every finish imaginable. Available in chrome plated, polished aluminum, powder coated and plain as cast finishes. All alternators are for 12 volt, negative ground systems, except where noted.

Features:

Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation

Vehicle Fitment:

1975 Buick Apollo
1973 Buick Centurion
1973-1986 Buick Century
1977-1984 Buick Electra
1973, 1977-1979 Buick Estate Wagon
1968-1985 Buick LeSabre
1973-1987 Buick Regal
1970-1980 Buick Riviera
1975-1979 Buick Skyhawk
1975-1985 Buick Skylark
1973-1976 Cadillac Calais
1985 Cadillac Cimarron
1973-1980 Cadillac DeVille
1971-1978 Cadillac Eldorado
1972-1980 Cadillac Fleetwood
1978-1979 Cadillac Seville
1985 Chevy Astro
1972-1975, 1981 Chevy Bel Air
1973-1974, 1987-1990 Chevy Blazer
1982-1986 Chevy C10
1973-1974 Chevy C10 Pickup
1988-1990 Chevy C1500
1982-1986 Chevy C20
1973-1974 Chevy C20 Pickup
1973-1985 Chevy C20 Suburban
1988-1990 Chevy C2500
1982-1986 Chevy C30
1973-1974 Chevy C30 Pickup
1988-1990 Chevy C3500
1973-1983 Chevy Camaro
1973-1985 Chevy Caprice
1985-1986 Chevy Cavalier
1982-1986 Chevy Celebrity
1973-1977 Chevy Chevelle
1980-1983 Chevy Citation
1969-1980 Chevy Corvette
1973-1985 Chevy El Camino
1985, 1987 Chevy G10
1973-1974 Chevy G10 Van
1983-1990 Chevy G20
1973-1974 Chevy G20 Van
1983-1990 Chevy G30
1973-1974 Chevy G30 Van
1972-1985 Chevy Impala
1982-1986 Chevy K10
1973-1974 Chevy K10 Pickup
1973-1985 Chevy K10 Suburban
1988-1990 Chevy K1500
1982-1986 Chevy K20
1973-1974 Chevy K20 Pickup
1973-1985 Chevy K20 Suburban
1988-1990 Chevy K2500
1982-1986 Chevy K30
1973-1974 Chevy K30 Pickup
1988-1990 Chevy K3500
1975-1985 Chevy K5 Blazer
1978-1983 Chevy Malibu
1973-1987 Chevy Monte Carlo
1975-1980 Chevy Monza
1973-1979 Chevy Nova
1973 Chevy P10 Van
1982-1989 Chevy P20
1973-1974 Chevy P20 Van
1982-1990 Chevy P30
1973-1974 Chevy P30 Van
1987 Chevy R10
1987-1988 Chevy R20
1989 Chevy R2500
1987-1988 Chevy R30
1989-1990 Chevy R3500
1982-1986 Chevy S10
1987 Chevy V10
1987 Chevy V20
1987-1988 Chevy V30
1989-1990 Chevy V3500
1971-1977 Chevy Vega
1976-1978 GMC C15 Suburban
1973-1974 GMC C15/C1500 Pickup
1973-1974 GMC C15/C1500 Suburban
1980, 1982-1986, 1988-1990 GMC C1500
1979-1985 GMC C1500 Suburban
1975-1978 GMC C25 Suburban
1973-1974 GMC C25/C2500 Suburban
1979-1986, 1988-1990 GMC C2500
1979-1985 GMC C2500 Suburban
1973-1974 GMC C35/C3500 Pickup
1979-1986, 1988-1990 GMC C3500
1978-1985 GMC Caballero
1973-1974 GMC G15/G1500 Van
1985, 1987 GMC G15/G1500 Van
1973-1974 GMC G25/G2500 Van
1983-1990 GMC G25/G2500 Van
1973 GMC G35/G3500 Van
1983-1990 GMC G35/G3500 Van
1973-1990 GMC Jimmy
1975-1978 GMC K15 Suburban
1973-1974 GMC K15/K1500 Pickup
1973-1974 GMC K15/K1500 Suburban
1982-1986, 1988-1990 GMC K1500
1979-1985 GMC K1500 Suburban
1975-1978 GMC K25 Suburban
1973-1974 GMC K25/K2500 Pickup
1982-1986, 1988-1990 GMC K2500
1979-1985 GMC K2500 Suburban
1988-1990 GMC K3500
1979 GMC P15/P1500 Van
1973-1974 GMC P25/P2500 Van
1982-1989 GMC P25/P2500 Van
1973-1974 GMC P35/P3500 Van
1982-1990 GMC P3500
1987 GMC R1500
1987-1989 GMC R2500
1987-1990 GMC R3500
1982-1986 GMC S15
1985 GMC Safari
1971-1977 GMC Sprint
1987 GMC V1500
1987 GMC V2500
1987-1990 GMC V3500
1980-1982 Jeep CJ5
1980-1982 Jeep CJ7
1980-1982 Jeep Cherokee
1980-1982 Jeep J10
1981-1985 Jeep Scrambler
1980-1982 Jeep Wagoneer
1968-1971 Oldsmobile 442
1973-1983 Oldsmobile 98
1971-1983 Oldsmobile Custom Cruiser
1968-1981, 1985-1987 Oldsmobile Cutlass
1978-1984 Oldsmobile Cutlass Calais
1982-1986 Oldsmobile Cutlass Ciera
1968-1985 Oldsmobile Delta 88
1968-1972 Oldsmobile F85
1985-1986 Oldsmobile Firenza
1974-1984 Oldsmobile Omega
1975-1980 Oldsmobile Starfire
1968-1982 Oldsmobile Toronado
1968-1975 Oldsmobile Vista Cruiser
1982-1986 Pontiac 6000
1975-1977 Pontiac Astre
1977-1986 Pontiac Bonneville
1977-1981 Pontiac Catalina
1984-1986 Pontiac Fiero
1977-1983 Pontiac Firebird
1978-1980 Pontiac Grand Am
1977-1987 Pontiac Grand Prix
1977-1978 Pontiac Grand Safari
1977-1981 Pontiac Laurentian
1976-1981 Pontiac LeMans
1977-1985 Pontiac Parisienne
1977-1984 Pontiac Phoenix
1976-1980 Pontiac Sunbird
1975-1977 Pontiac Ventura

Guides & Documents

Warranty (Tuff Stuff)

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

Tuff Stuff 7127NK12 Specifications

KEY SPECS
MFG. Part #	7127NK12
Brand	Tuff Stuff
One Wire Alternator	Yes
Alternator Amperage	140 amp
Alternator Finish	Chrome
Pulley Style	V Groove Pulley

GENERAL
Alternator Case Style	GM 10SI
Voltage Required	12-Volt
Regulator	Internal
Regulator Included	Yes
Alternator Pulley Included	Yes
Alternator Pulley Grooves	1 V-groove
Alternator Brackets Included	No
Color	Chrome
Notes	140 Amp Output; 1-Wire Or OEM Wire Hookup; V Groove Pulley; 12 Clocking
GTIN Code	698252018357
Belt Included	No
Coating Type	Plated

Ratings & Reviews

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Questions & Answers

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Fitment

1999-2000 Cadillac Escalade

Vortec L31 Small Block Chevy

1996-1999 Chevy C1500

Vortec L31 Small Block Chevy

1996-1999 Chevy C1500 Suburban

Vortec L31 Small Block Chevy

1996-1999 Chevy C2500

Vortec L31 Small Block Chevy

1996-1999 Chevy C2500 Suburban

Vortec L31 Small Block Chevy

1996-1999 Chevy C35

Vortec L31 Small Block Chevy

1996-1999 Chevy C3500

Vortec L31 Small Block Chevy

1996-1999 Chevy Camaro

Vortec L31 Small Block Chevy

1996 Chevy Caprice

Vortec L31 Small Block Chevy

1996 Chevy Corvette

Vortec L31 Small Block Chevy

1996-1999 Chevy Express 1500

Vortec L31 Small Block Chevy

1996-1999 Chevy Express 2500

Vortec L31 Small Block Chevy

1996-1999 Chevy Express 3500

Vortec L31 Small Block Chevy

1996 Chevy G30

Vortec L31 Small Block Chevy

1996 Chevy Impala

Vortec L31 Small Block Chevy

1996-1999 Chevy K1500

Vortec L31 Small Block Chevy

1996-1999 Chevy K1500 Suburban

Vortec L31 Small Block Chevy

1996-1999 Chevy K2500

Vortec L31 Small Block Chevy

1996-1999 Chevy K2500 Suburban

Vortec L31 Small Block Chevy

1996-1999 Chevy K3500

Vortec L31 Small Block Chevy

1996-1999 Chevy P30

Vortec L31 Small Block Chevy

1996-1999 Chevy R25

Vortec L31 Small Block Chevy

1996-1999 Chevy Silverado

Vortec L31 Small Block Chevy

1996-1999 Chevy Suburban 1500

Vortec L31 Small Block Chevy

1996-1999 Chevy Tahoe

Vortec L31 Small Block Chevy

1998-1999 GMC C1500

Vortec L31 Small Block Chevy

1992-1999 GMC C1500 Suburban

Vortec L31 Small Block Chevy

1998-1999 GMC K1500

Vortec L31 Small Block Chevy

1992-1999 GMC K1500 Suburban

Vortec L31 Small Block Chevy

1996-2000 GMC K2500

Vortec L31 Small Block Chevy

1987 GMC R1500 Suburban

Vortec L31 Small Block Chevy

1996-2000 GMC Savana 1500

Vortec L31 Small Block Chevy

1992-2011 GMC Yukon

Vortec L31 Small Block Chevy