12642623 filter head:Made of billet aluminum,we used the electrophoresis process to treat the surface of the base,protect it from rust and dust.Also includes a heater plug.The aluminum air bleeder screw which replaced plastic OEM screw was more durable.The hand fuel pump and two tubes were made of iron.
1R-0750 Refit Head:High-Flow,Increased Filtration and Lower Cost Filter Replacements,Billet Aluminum, Black Anodized CNC machined refit head designed to allow you to replace the poor-quality OEM filter with a superior quality spin-on filter element.
Upgrade:We improved the process of the refit head's bolt,you don't need to remove the check ball and spring in the 12642623 fuel filter head anymore before combine the head and filter.