1946-53 Flathead Alternator Bracket and Pulley Kit, Plain

★★★★★ 4.9 66 reviews

US$28.80
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US$28.80
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Management number 220773145 Release Date 2026/05/03 List Price US$28.80 Model Number 220773145
Category

Alternator Pulley So you've converted your Flathead-powered rod over to 12 volts and bolted a GM alternator in place. Now it's time to install the belt, but your engine pulley is 5/8" and the alternator is 1/2"! Don’t worry, Speedway has you covered. This alternator pulley allows the use of a 5/8" wide Flathead-style belt on GM externally regulated, SI and one-wire alternators. Alternator Bracket Just because you've got a vintage FlatheadCompatible with Ford Compatible with V8 in your ride doesn't mean you're stuck with the antiquated charging system. Switching to a tried-and-true GM 1-wire alternator is a great upgrade for any Flathead-equipped vehicle with a 12-volt electrical system. Bracket 1946-1953 FlatheadCompatible with Ford and Mercury V-8 engines with WIDE belt drive systems. Heavy-duty steel construction. Can easily be painted to match your engine. Designed to work with the two narrow-belt drive system typical of late '50-'53Compatible with Ford/Mercury passenger cars. Will not work with single wide belts unless the alternator is modified (see Notes) 3/8" I.D. hole for mounting the alternator. Tapped 7/16"-20 to mount to the engine.

  • Vintage Compatibility: Specifically designed for 1946-1953 Flathead Compatible with Ford and Mercury V-8 engines with WIDE belt drive systems.
  • Durable Construction: Heavy-duty steel bracket ensures longevity and can easily be painted to match your engine aesthetics.
  • Seamless Adaptation: Effortlessly adapts GM alternator to original 5/8" belt, ensuring a hassle-free installation process.
  • Comprehensive Kit: Includes an alternator pulley that allows the use of a 5/8" wide Flathead-style belt on GM alternators.
  • Versatile Use: Compatible with all Powermaster alternators, generators, most GM alternators, and designed for both narrow two-belt and wide single-belt configurations with minimal modifications.
Brand Speedway Motors
Model Speedway Motors
Exterior Zinc
Position Center
Item Weight 6 pounds
Manufacturer Speedway Motors
Item model number 9100682
Product Dimensions 1 x 1 x 1 inches
Manufacturer Part Number 9100682

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