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The Moroso 20-tooth radius alternator pulley is specified for alternator drives that use a 20-tooth radius profile. It restores correct pulley geometry and tooth engagement to maintain alternator speed and belt routing. Use this pulley when replacing an aging alternator pulley or adjusting pulley ratios to ensure reliable charging system function and proper accessory drive alignment.
Moroso Alternator Pulley - Radius - 20 Tooth
