Powermaster 186 Alternator Pulley 6-Groove 65mm OD Yellow Zinc

The Powermaster 186 is a high-quality replacement alternator pulley designed for custom electrical system applications. This precision-engineered pulley features a 65mm outer diameter and a 6-groove serpentine belt configuration, making it compatible with a wide range of high-output alternator setups.

Key Features:

• 6-groove serpentine belt design for reliable power transfer
• 65mm outer diameter for proper belt alignment and tensioning
• Yellow zinc plating provides corrosion resistance and a distinctive appearance
• Precision-machined construction ensures smooth operation and long service life
• Direct replacement for Powermaster alternators and compatible applications

This pulley is ideal for performance engine builds, electrical system upgrades, and alternator replacements where proper pulley sizing is critical for optimal charging system performance. The yellow zinc finish offers both protection and a custom look under the hood.