Home/Store/Brands/Powermaster/Alternators
Street Alternator – 150 Amp – Internal Regulator – GM 10SI/10DN/12SI
+3
+2

Street Alternator – 150 Amp – Internal Regulator – GM 10SI/10DN/12SI

SKU 47294
C$329.76
In stock: 1 available
1
Save this product for later
Share this product with your friends
ShareSharePin it
Street Alternator – 150 Amp – Internal Regulator – GM 10SI/10DN/12SI
Product Details
Brand: Powermaster
MPN: 47294
Unit of Measure: Sold each
Ships to Canada Only: Due to tariffs, this item cannot be shipped to the US.

High-output street alternator designed for GM-based applications including Buick, Oldsmobile, Pontiac, Chevrolet, and GMC. This alternator delivers 150 amps of output, making it well suited for vehicles with added electrical loads such as electric fans, fuel pumps, upgraded lighting, and audio systems.

Built in a GM 10SI / 10DN / 12SI case style, this alternator features an internal voltage regulator and one-wire capable operation for simplified wiring. It is supplied with a single-groove V-belt pulley and finished in a natural aluminum appearance. A baffle is included to support proper cooling and performance.

Designed for 12-volt electrical systems, this alternator provides dependable charging performance while maintaining compatibility with many factory-style mounting brackets.

• Street alternator
• 150 amp output
• GM 10SI / 10DN / 12SI case style
• Internal voltage regulator
• One-wire capable
• 12-volt system compatible
• Natural finish
• Single-groove V-belt pulley included
• Regulator included
• Includes baffle
• Not remanufactured
• Brackets not included
• Belt not included
• Sold individually

Show More
You May Also Like
40 @ 40% off!
Tube, 1" OD x 5/8" ID x 3-3/8" Long
Tube, 1" OD x 5/8" ID x 3-3/8" Long
Tube, 1" OD x 5/8" ID x 3-3/8" Long
SKU 21306
C$12.00
SealMaster Tapped Base Pillow Block Unit - Tapped Base, 1 in Bore, Cast Iron Material, Standard Duty, Non-Expansion Bearing (Fixed)
SealMaster Tapped Base Pillow Block Unit - Tapped Base, 1 in Bore, Cast Iron Material, Standard Duty, Non-Expansion Bearing (Fixed)
SealMaster Tapped Base Pillow Block Unit - Tapped Base, 1 in Bore, Cast Iron Material, Standard Duty, Non-Expansion Bearing (Fixed)
SKU TB-16
C$100.00
Chev motor mount main plate, for 215950
Chev motor mount main plate, for 215950
Chev motor mount main plate, for 215950
SKU 215905
C$12.50
Rod End; 5/8-18 RH x 5/8
Rod End; 5/8-18 RH x 5/8
SKU CMR10
C$12.68
Mustang II Crossmember Kit, for Coil Springs
Mustang II Crossmember Kit, for Coil Springs
Mustang II Crossmember Kit, for Coil Springs
SKU WS14340
C$345.00
  • Search Products
  • My Account
  • Track Orders
  • Favorites
  • Your Cart
  • Gift Cards
Display prices in:CAD
Skip to main content
Horton Hot Rod Parts
Menu
STORE
Suppliers
Catalogs
Instructions
Welder Series
About
Contact
888-648-2150mail@horton.on.ca

Thanks for your business.

Every customer is different—and that’s exactly why they’re called customers. There’s no single formula that works for everyone. Some people want detailed descriptions, others prefer videos, and some need parts fabricated or welded to suit their project. Our approach has always been simple: meet people where they are, listen carefully, and treat every customer the same way we would want to be treated ourselves. That philosophy has guided how we do business from the very beginning and continues to shape everything we do today.

TestimonialsPrivacy PolicyShippingReturn PolicyAbout UsReport Abuse
Powered by Lightspeed