High Output Charging Power: Produces 220 amps for reliable performance, ideal for vehicles with multiple electrical accessories or upgraded systems., Internally Regulated Alternator: Simplifies wiring while providing stable voltage control for consistent and efficient electrical system operation., One-Wire or Three-Wire Capable: Offers flexible wiring options for easy installation on custom, hot rod, or classic GM applications., Serpentine Pulley Design: Equipped with a modern serpentine-style pulley that ensures smooth belt operation and dependable performance at all RPM ranges., Centerline of holes is 6.61". Outside diameter is 5.00". Overall length is 6.25". GM CS-130 Style 220 Amp Alternator, Serpentine Pulley, Black Sku # 91023131-BLK Mfr. Part # 91023131-BLK Condition New Brand Speedway Motors Sold Each Details
These alternators are a great addition to your engine, whether it’s for the great look or the reliable, high-amperage output. This alternator produces 220 amps, which is a significant jump above stock. It is perfect for vehicles with a lot of accessories and equipment and is perfect for hot rod or muscle car applications. It can be wired with a one-wire or three-wire set-up.
- 220 amp output alternator,Internally regulated, with serpentine pulley
- One-wire capable for easy wiring into your project
- Commonly used in GM vehicles from 1985-1993
- Available in Black or Chrome finish
Specs One Wire Alternator Yes Alternator Case Style GM CS130 Alternator Amperage 220 amp Voltage Required 12-Volt Regulator Internal Alternator Finish Powder Coated Alternator Pulley Included Yes Alternator Pulley Grooves 6-groove, Serpentine Alternator Brackets Included No Outside Diameter 5" Overall Length 6.25" Color Black Sold in Quantity Each Centerline of Holes 6.61" MFG. Part # 91023131-BLK Pulley Style Serpentine Belt Type Serpentine Reviews I have. This purchase was to have a back up Rated by Drakos on July 14, 2026
Summary: This alternator is in our 1945 custom restored and built bus /RV. It works great.
Yes, I recommend this product.
Great alternator would buy again!! Rated by Phil on September 05, 2025
Summary: I ordered it on Thursday as I was stranded at the Hyatt Pensacola Airport and I got it at 9 am Friday thank you Speedway Motors.
Yes, I recommend this product.
Yes i would buy this product again Rated by Oakie on June 30, 2025
Summary: Replace's current Alternator and works well
Yes, I recommend this product.
Quick shipping awesome customer service Rated by Chris h on June 15, 2025
Summary: Always great customer service and products
Yes, I recommend this product.
Yes Rated by Steve on April 27, 2025
Summary: Worked great
Yes, I recommend this product.
Related Items / Suggested Parts GM CS-130 Style 220 Amp Alternator, V-Belt Pulley, Black GM CS-130 Style 220 Amp Alternator, V-Belt Pulley Tuff Stuff 754636 36 Inch 8 Gauge Charge Wire With Boot Tech Support We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through Messaging and a knowledgeable Speedway Motors team member will be happy to help. About Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 74 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.
