Aeromotive Belt Drive Fuel Pump Pulley

• Designed for 5M pitch, 15mm wide HTD drive belt
• Drive pulley featuring 1/8” keyed 1” bore for any 1” drive mandrel including Aeromotive P/N 21119 and 21120 Drive Mandrels.
• Rated Mechanical Pump flow is at 4,000 Pump RPM. 
• Maximum pump speed should not exceed 5000 RPM. A safe target pump speed is 4,500 RPM.
• To calculate: Pump RPM = Engine RPM x the following %.
• 28 tooth – 50% with 56 tooth driven pulley P/N 21112
• 32 tooth – 57% with 56 tooth driven pulley P/N 21113
• 36 tooth – 64% with 56 tooth driven pulley P/N 21114
• 40 tooth – 71% with 56 tooth driven pulley P/N 21115

This product is not legal for sale or use on emission-controlled vehicles except when used as a direct replacement part matching OEM specifications.