Tuff Stuff 7127NKP12 Alternator, 140 AMP, OEM Or 1 Wire, Polished

140 Amp Output, 1-Wire Or OEM Wire Hookup
Fits Select 1968-1990 Chevy, GMC, Cadillac, Buick, Pontiac & Other Vehicles Incl. 1969-80 Chevy Corvette; 1972-80 Cadillac Fleetwood - See Vehicle Fitment
V Groove Pulley, 12 Clocking

$175.99

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Factory Shipped

$246.80

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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, Cadillac, Buick, Pontiac & Other Vehicles Incl. 1969-80 Chevy Corvette; 1972-80 Cadillac Fleetwood - See Vehicle Fitment
V Groove Pulley, 12 Clocking
Polished Aluminum Finish Construction, Polished Finish
Clocked-Right; Direct-Fit; No Hassle Installation

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Key Specs

MFG. Part #	7127NKP12
One Wire Alternator	Yes
Alternator Amperage	140 amp
Alternator Finish	Polished
Pulley Style	V Groove Pulley

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Tuff Stuff 7127NKP12 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
Polished Aluminum Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation

Vehicle Fitment:

1975 Buick Apollo: 4.1L L6 250, 5.7L V8 350
1973 Buick Centurion: 5.7L V8 350
1973-1977 Buick Century: 5.7L V8 350, 7.5L V8 455 (1973-1974)
1977-1979 Buick Electra: 5.7L V8 350
1973, 1978-1979 Buick Estate Wagon: 5.7L V8 350
1975-1976, 1978-1979 Buick LeSabre: 5.7L V8 350, 6.6L V8 400 (1975), 7.5L V8 455 (1975-1976)
1973-1977 Buick Regal: 5.7L V8 350, 7.5L V8 455 (1973-1974)
1970-1976 Buick Riviera: 7.5L V8 455
1975-1976 Buick Skylark: 5.7L V8 350
1973-1976 Cadillac Calais: 7.7L V8 472 (1973-1974), 8.2L V8 500 (1975-1976)
1973-1980 Cadillac DeVille: 4.1L V6 252 (1980), 6.0L V8 368 (1980), 7.0L V8 425 (1977-1979), 7.7L V8 472 (1973-1974), 8.2L V8 500 (1975-1976)
1971-1978 Cadillac Eldorado: 7.0L V8 425 (1977-1978), 8.2L V8 500 (1971-1976)
1972-1980 Cadillac Fleetwood: 4.1L V6 252 (1980), 6.0L V8 368 (1980), 7.0L V8 425 (1977-1979), 7.7L V8 472 (1972-1974), 8.2L V8 500 (1975-1976)
1978-1979 Cadillac Seville: 5.7L V8 350
1985 Chevy Astro: 4.3L V6 262
1987-1990 Chevy Blazer: 6.2L V8 379
1982-1986 Chevy C10: 4.3L V6 262 (1985), 6.2L V8 379
1988-1990 Chevy C1500: 6.2L V8 379
1982-1986 Chevy C20: 4.3L V6 262 (1985), 6.2L V8 379, 7.4L V8 454 (1985)
1988-1990 Chevy C2500: 6.2L V8 379
1982-1986 Chevy C30: 6.2L V8 379, 7.4L V8 454 (1985)
1988-1990 Chevy C3500: 6.2L V8 379
1980-1981 Chevy Camaro: 3.8L V6 229, 3.8L V6 231
1980-1984 Chevy Caprice: 3.8L V6 229, 3.8L V6 231
1969-1980 Chevy Corvette: 5.0L V8 305 (1980), 5.7L V8 350, 7.0L V8 427 (1969), 7.4L V8 454 (1970-1974)
1978-1985 Chevy El Camino: 3.3L V6 200 (1978-1979), 3.8L V6 229 (1980-1984), 3.8L V6 231 (1980-1984), 4.3L V6 262 (1985)
1985, 1987 Chevy G10: 4.3L V6 262
1983-1990 Chevy G20: 4.3L V6 262 (1985, 1987), 6.2L V8 379
1983-1990 Chevy G30: 4.3L V6 262 (1985, 1987), 6.2L V8 379
1980-1985 Chevy Impala: 3.8L V6 229 (1980-1984), 3.8L V6 231 (1980-1984), 4.3L V6 262 (1985)
1982-1986 Chevy K10: 4.3L V6 262 (1985), 6.2L V8 379
1988-1990 Chevy K1500: 6.2L V8 379
1982-1986 Chevy K20: 4.3L V6 262 (1985), 6.2L V8 379
1988-1990 Chevy K2500: 6.2L V8 379
1982-1986 Chevy K30: 6.2L V8 379, 7.4L V8 454 (1985)
1988-1990 Chevy K3500: 6.2L V8 379
1978-1983 Chevy Malibu: 3.3L V6 200 (1978-1979), 3.8L V6 229 (1980-1983), 3.8L V6 231 (1980-1983)
1978-1985 Chevy Monte Carlo: 3.3L V6 200 (1978-1979), 3.8L V6 229 (1980-1984), 3.8L V6 231 (1980-1984), 4.3L V6 262 (1985)
1975-1977 Chevy Monza: 2.3L L4 140
1982-1989 Chevy P20: 6.2L V8 379
1982-1990 Chevy P30: 6.2L V8 379
1987 Chevy R10: 6.2L V8 379
1987-1988 Chevy R20: 6.2L V8 379
1989 Chevy R2500: 6.2L V8 379
1987-1988 Chevy R30: 6.2L V8 379
1989-1990 Chevy R3500: 6.2L V8 379
1983-1984 Chevy S10: 2.0L L4 122
1987 Chevy V10: 6.2L V8 379
1987 Chevy V20: 6.2L V8 379
1987-1988 Chevy V30: 6.2L V8 379
1989-1990 Chevy V3500: 6.2L V8 379
1971-1977 Chevy Vega: 2.3L L4 140
1982-1986, 1988-1990 GMC C1500: 4.3L V6 262 (1985), 6.2L V8 379
1982-1986, 1988-1990 GMC C2500: 4.3L V6 262 (1985), 6.2L V8 379, 7.4L V8 454 (1985)
1982-1986, 1988-1990 GMC C3500: 6.2L V8 379, 7.4L V8 454 (1985)
1978-1985 GMC Caballero: 3.3L V6 200 (1978-1979), 3.8L V6 229 (1980-1984), 3.8L V6 231 (1980-1984), 4.3L V6 262 (1985)
1985, 1987 GMC G15/G1500 Van: 4.3L V6 262
1983-1990 GMC G25/G2500 Van: 4.3L V6 262 (1985, 1987), 6.2L V8 379
1983-1990 GMC G35/G3500 Van: 4.3L V6 262 (1985, 1987), 6.2L V8 379
1982-1990 GMC Jimmy: 6.2L V8 379
1982-1986, 1988-1990 GMC K1500: 4.3L V6 262 (1985), 6.2L V8 379
1982-1986, 1988-1990 GMC K2500: 4.3L V6 262 (1985), 6.2L V8 379
1988-1990 GMC K3500: 6.2L V8 379
1982-1989 GMC P25/P2500 Van: 6.2L V8 379
1982-1990 GMC P3500: 6.2L V8 379
1987 GMC R1500: 6.2L V8 379
1987-1989 GMC R2500: 6.2L V8 379
1987-1990 GMC R3500: 6.2L V8 379
1983-1984 GMC S15: 2.0L L4 122
1985 GMC Safari: 4.3L V6 262
1987 GMC V1500: 6.2L V8 379
1987 GMC V2500: 6.2L V8 379
1987-1990 GMC V3500: 6.2L V8 379
1983-1985 Jeep Scrambler: 4.2L L6 258
1968-1971 Oldsmobile 442: 7.5L V8 455
1968-1972 Oldsmobile Cutlass: 5.7L V8 350
1968-1972 Oldsmobile F85: 5.7L V8 350
1976-1977 Oldsmobile Starfire: 2.3L L4 140
1975-1977 Pontiac Astre: 2.3L L4 140
1978-1979 Pontiac Bonneville: 5.7L V8 350
1978-1979 Pontiac Catalina: 5.7L V8 350
1980-1981 Pontiac Firebird: 3.8L V6 231 (1980), 4.3L V8 265, 4.9L V8 301, 5.0L V8 305 (1980)
1977 Pontiac Grand Prix: 5.7L V8 350, 6.6L V8 400, 6.6L V8 403
1980 Pontiac Laurentian: 3.8L V6 229
1977-1981 Pontiac LeMans: 3.3L V6 200 (1978-1979), 3.8L V6 229 (1980-1981), 3.8L V6 231 (1980-1981), 5.7L V8 350 (1977), 6.6L V8 400 (1977), 6.6L V8 403 (1977)
1980, 1983-1984 Pontiac Parisienne: 3.8L V6 231 (1983), 3.8L V6 229 (1980), 5.0L V8 305 (1984)
1978 Pontiac Phoenix: 2.5L L4 151
1976-1977 Pontiac Sunbird: 2.3L L4 140
1975, 1977 Pontiac Ventura: 2.5L L4 151 (1977), 5.7L V8 350 (1975)

Guides & Documents

Warranty (Tuff Stuff)

CA WARNING:

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

Tuff Stuff 7127NKP12 Specifications

KEY SPECS
MFG. Part #	7127NKP12
Brand	Tuff Stuff
One Wire Alternator	Yes
Alternator Amperage	140 amp
Alternator Finish	Polished
Pulley Style	V Groove Pulley

GENERAL
Alternator Case Style	GM 10SI
Voltage Required	12-Volt
Regulator	Internal
Alternator Material	Cast Aluminum
Alternator Pulley Included	Yes
Alternator Pulley Grooves	1 V-groove
Color	Polished
Notes	140 Amp Output; 1-Wire Or OEM Wire Hookup; V Groove Pulley; 12 Clocking
GTIN Code	698252018395

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