Waterman 28 Tooth HTD Fuel Pump Pulley No Touch Thicker oil film at operating

Thicker oil film at operating temperature than a petroleum 10W40

Cut down to any size

3-1/2 in Outlet

3-1/2 x 4-1/2 x 4 in

Use for sideways mounted carburetors only

Waterman 28 Tooth HTD Fuel Pump Pulley No Touch Thicker oil film at operatingDesigned 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 This product is not legal for sale or use on