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Tuff Stuff - 1971-1986 (10SI) GM Alternators
The 10SI GM style alternators have a custom voltage regulator that lets the alternator be used as a 1-wire alternator or can be factory wired using the OEM plug. Available in a variety of finishes, these alternators output 100 or 140 amps. Every Tuff Stuff alternator is hand built and load tested in Cleveland, Ohio.
Browse 1971-1986 (10SI) GM Alternators Products
Description: Product Features
Single Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NF6G
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFBW6G
Condition:
New
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Description: Product Features
6 Groove Pulley
Made In The U.S.A.
Item #: 7127DBULL6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127D6G12
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127D6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Polished Aluminum Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NDP6G12
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NF6G12
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NDP6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Black Chrome
Made In The U.S.A.
Item #: 7127ND6G7
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127ND6G12
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127ND6G
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFBWDP
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NDP
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
More Details »
Item #: 7127NF6
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NF
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Black Chrome
Made In The U.S.A.
Item #: 7127ND7
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127RATBLK
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFBW
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFBLUE
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127ND12
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127ND6
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127ND
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127ND9
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Made In The U.S.A.
Item #: 7127DBULL
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127RATGRAY
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127D12
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127D6
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127D
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127D9
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFORANGE
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Polished Aluminum Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NDP12
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Polished Aluminum Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NDP6
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Polished Aluminum Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NDP9
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127RATRED
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFRED
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NF12
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NF9
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NFYELLOW
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Black Chrome
Made In The U.S.A.
Item #: 7127NK6G7
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NKBW6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NK6G12
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NK6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Made In The U.S.A.
Item #: 7127KBULL6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127K6G12
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127K6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Polished Aluminum Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NKP6G12
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Polished Aluminum Finish
Made In The U.S.A.
Item #: 7127NKP6G
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NKB6G12
Condition:
New
Please Call for Availability
Description: Product Features
6 Groove Pulley
Stealth Black Powder Coated Finish
Made In The U.S.A.
More Details »
Item #: 7127NKB6G
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NKBWDP
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Black Chrome
Made In The U.S.A.
Item #: 7127NK7
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NKBW
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NK12
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NK6
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127NK
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Chrome Plated Finish
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127NK9
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Made In The U.S.A.
Item #: 7127KBULL
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127K12
Condition:
New
Please Call for Availability
Description: Product Features
Single Groove Pulley
Cast Steel
Made In The U.S.A.
Clocked-Right; Direct-Fit; No Hassle Installation
More Details »
Item #: 7127K6
Condition:
New
Please Call for Availability
Description: Product Features
Heavy Duty Copper Wound Coils
Spike Resistant Diodes
Provides Charging At Low RPMs
Meets Or Exceeds OEM Specifications
100% New Components
One Year Limited...More Details »
Item #: 7127K
Condition:
New
Please Call for Availability