Hero image 0 of New 12V 80A GM CS121 Alternator Compatible with Mini Race Chevy Pontiac Buick Oldsmobile Hot Rod Muscle Car Street Rod 1-Wire Side Post 7937AST 7937ST 7937APST 400-12374 V8 Chrome, 0 of 2
New 12V 80A GM CS121 Alternator Compatible with Mini Race Chevy Pontiac Buick Oldsmobile Hot Rod Muscle Car Street Rod 1-Wire Side Post 7937AST 7937ST 7937APST 400-12374 V8 Chrome
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Key item features
- Rareelectrical Compatible With Delco, Gm, Man, Mini
- Gm Style Mini Alternator — Universal Race / Performance Applications: • Gm Muscle Cars, Hot Rods, Street Rods, Customs, Show Cars (1971+ Internally Regulated Or Older With Conversion) • Chevrolet Small Block / Big Block V8 — Camaro, Chevelle, Nova, Corvette, Impala, El Camino, Monte Carlo • Pontiac Gto, Firebird, Trans Am, Lemans, Grand Prix • Buick Gs, Skylark, Riviera, Regal • Oldsmobile 442, Cutlass, Toronado • Gm Trucks — C10, C20, K10, K20, Blazer, Jimmy, Suburban • Any Gm-Based Hot Rod, Street Rod, Kit Car, Or Race Car Needing Compact High-Output Charging Key Features: • Gm Cs121 Case Style — Ultra-Compact 4.75 In (121Mm) Diameter • Only 5 In Deep With Flat End Frame — Fits Tight Engine Bays • 6-1/8 In (155.6Mm) Mounting Hole Spacing • Side Post B+ Terminal — Nearly 1 In Extra Rear Clearance Vs Standard • 1-Wire Self-Excited — Eliminates Wiring Hassles, Simply Connect B+ • Low Idle Cut-In Regulator — Over 60 Amp Charging At Low Rpms
- Part Numbers: • Tuff Stuff: 7937St (Factory Cast) / 7937Ast (Chrome) / 7937Apst (Polished) • 400-12374 Specifications: • Series: Gm Cs121 Mini Racer • Voltage: 12V • Amperage: 80 Amp • Design: Ir/Ef (Internal Regulator / External Fan) • System: 1-Wire Self-Excited (Low Idle Cut-In Regulator) • Case Diameter: 4.75 In (121Mm) — Cs121 Mini • Depth: 5 In With Flat End Frame • Mounting: Spool — 6-1/8 In (155.6Mm) Hole Spacing • Mounting Ear 1/3: M8-1.25 Threaded / Ear 2: 10Mm Unthreaded • Pulley: Single V-Belt Solid 66.6Mm Od (3/8 In Belt) • B+ Terminal: Side Post (Exits Side Of Sre Housing) • Rear Mounting Ear 3 On Sre Housing • Polarity: Negative Ground • Weight: 11.01 Lbs / 5 Kg • Condition: New Applications: • Universal Gm Race / Muscle Car / Hot Rod / Street Rod / Show Car
- Source: Aftermarket
- One Year Manufacturer's Warranty.
Specs
- Manufacturer part number400-12374-Z8
- Amps80 Amps
- Volts12 V
- Rotation directionClockwise
- Vehicle fitment typeSpecific
- BrandRareelectrical
Current price is USD$259.49
Price when purchased online
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Columbus, 43215
Arrives between May 8 - May 11
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Sold and shipped by Rareelectrical
4.4322344322344325 stars out of 5, based on 546 seller reviews(4.4)546 seller reviews
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About this item
Product details
GM RACE / PERFORMANCE / HOT ROD APPLICATIONS:
• Chevrolet SBC/BBC — Camaro, Chevelle, Nova, Corvette, Impala
• Pontiac GTO, Firebird, Trans Am / Buick GS, Skylark
• Oldsmobile 442, Cutlass / GM Trucks C10, K10, Blazer
• Any GM-based hot rod, street rod, kit car, or race car
KEY FEATURES:
• GM CS121 Mini — only 4.75 in diameter × 5 in deep
• Side post B+ — nearly 1 in extra rear clearance
• 1-Wire self-excited — low idle cut-in (60+ amps at idle)
PART NUMBERS:
• 400-12374 / Tuff Stuff: 7937ST / 7937AST / 7937APST
80 AMP GM CS121 MINI ALTERNATOR — Race / Muscle Car / Hot Rod:
New 80 amp GM CS121 style mini alternator for race, muscle car, hot rod, street rod, and show car applications. Ultra-compact design at just 4.75 inches diameter and 5 inches deep with flat end frame for tight engine bay installations. Side post B+ terminal provides nearly 1 inch extra rear clearance. 1-wire self-excited design with low idle cut-in regulator producing over 60 amps at low RPMs — eliminates wiring hassles. Single V-belt pulley at 66.6mm OD (3/8 in belt). Spool mount with 6-1/8 inch hole spacing. 11.01 lbs.
⚠️ Fits 1971+ GM internally regulated systems, or older vehicles with conversion setup.
• Chevrolet SBC/BBC — Camaro, Chevelle, Nova, Corvette, Impala
• Pontiac GTO, Firebird, Trans Am / Buick GS, Skylark
• Oldsmobile 442, Cutlass / GM Trucks C10, K10, Blazer
• Any GM-based hot rod, street rod, kit car, or race car
KEY FEATURES:
• GM CS121 Mini — only 4.75 in diameter × 5 in deep
• Side post B+ — nearly 1 in extra rear clearance
• 1-Wire self-excited — low idle cut-in (60+ amps at idle)
PART NUMBERS:
• 400-12374 / Tuff Stuff: 7937ST / 7937AST / 7937APST
80 AMP GM CS121 MINI ALTERNATOR — Race / Muscle Car / Hot Rod:
New 80 amp GM CS121 style mini alternator for race, muscle car, hot rod, street rod, and show car applications. Ultra-compact design at just 4.75 inches diameter and 5 inches deep with flat end frame for tight engine bay installations. Side post B+ terminal provides nearly 1 inch extra rear clearance. 1-wire self-excited design with low idle cut-in regulator producing over 60 amps at low RPMs — eliminates wiring hassles. Single V-belt pulley at 66.6mm OD (3/8 in belt). Spool mount with 6-1/8 inch hole spacing. 11.01 lbs.
⚠️ Fits 1971+ GM internally regulated systems, or older vehicles with conversion setup.
- Rareelectrical Compatible With Delco, Gm, Man, Mini
- Gm Style Mini Alternator — Universal Race / Performance Applications: • Gm Muscle Cars, Hot Rods, Street Rods, Customs, Show Cars (1971+ Internally Regulated Or Older With Conversion) • Chevrolet Small Block / Big Block V8 — Camaro, Chevelle, Nova, Corvette, Impala, El Camino, Monte Carlo • Pontiac Gto, Firebird, Trans Am, Lemans, Grand Prix • Buick Gs, Skylark, Riviera, Regal • Oldsmobile 442, Cutlass, Toronado • Gm Trucks — C10, C20, K10, K20, Blazer, Jimmy, Suburban • Any Gm-Based Hot Rod, Street Rod, Kit Car, Or Race Car Needing Compact High-Output Charging Key Features: • Gm Cs121 Case Style — Ultra-Compact 4.75 In (121Mm) Diameter • Only 5 In Deep With Flat End Frame — Fits Tight Engine Bays • 6-1/8 In (155.6Mm) Mounting Hole Spacing • Side Post B+ Terminal — Nearly 1 In Extra Rear Clearance Vs Standard • 1-Wire Self-Excited — Eliminates Wiring Hassles, Simply Connect B+ • Low Idle Cut-In Regulator — Over 60 Amp Charging At Low Rpms
- Part Numbers: • Tuff Stuff: 7937St (Factory Cast) / 7937Ast (Chrome) / 7937Apst (Polished) • 400-12374 Specifications: • Series: Gm Cs121 Mini Racer • Voltage: 12V • Amperage: 80 Amp • Design: Ir/Ef (Internal Regulator / External Fan) • System: 1-Wire Self-Excited (Low Idle Cut-In Regulator) • Case Diameter: 4.75 In (121Mm) — Cs121 Mini • Depth: 5 In With Flat End Frame • Mounting: Spool — 6-1/8 In (155.6Mm) Hole Spacing • Mounting Ear 1/3: M8-1.25 Threaded / Ear 2: 10Mm Unthreaded • Pulley: Single V-Belt Solid 66.6Mm Od (3/8 In Belt) • B+ Terminal: Side Post (Exits Side Of Sre Housing) • Rear Mounting Ear 3 On Sre Housing • Polarity: Negative Ground • Weight: 11.01 Lbs / 5 Kg • Condition: New Applications: • Universal Gm Race / Muscle Car / Hot Rod / Street Rod / Show Car
- Source: Aftermarket
- One Year Manufacturer's Warranty.
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Manufacturer part number
400-12374-Z8
Amps
80 Amps
Volts
12 V
Rotation direction
Clockwise
Warranty
Warranty information
RAREELECTRICAL products, when properly installed, are warranted against defects to the original purchaser for 1 year from date of purchase. Warranty does not cover failure due to accident, neglect or the result of normal wear & tear. Improper installation, careless handling or disassembly will void warranty. Failures due to rust, abuse, broken gears, housings or components shall not be considered for warranty, nor products used in applications which they were not intended. The sole responsibility of RAREELECTRICAL - if any - shall be the replacement of defective product. It is the responsibility of the customer to verify the correct information prior to purchasing any product from RAREELECTRICAL. All purchases made in error, bought by mistake, or returned to sender due to an incorrect address are subject to a 20% restocking fee & require a return authorization. In these cases, domestic return shipping costs will also be deducted from the refund using our discounted shipping rates.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
WARNING: WARNING - This product may expose you to chemicals such as Lead, Carbon Black, Silica, Crystalline which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.govCustomer ratings & reviews
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