Ford 9" Aluminum Modular Differential Housing Section Only [8 Bolt] This feature is sometimes called

This feature is sometimes called an air gap design

making it a strong upgrade for performance builds

Increase fuel volume and better fuel distribution with these Speedmaster fuel rails

Couple this Hi-Ram intake with the high flowing LS1 style cylinder heads has outstanding potential for naturally aspirated and forced induction applications

Kit includes adapter plate to permit use of certain square bore style carburetors

Ford 9" Aluminum Modular Differential Housing Section Only [8 Bolt] This feature is sometimes calledStay on track with Speedmaster 9 in. rear end housings. These rear ends have a reputation for being tough to handle the abuse of Circle Track racing. Built for performance, Speedmaster keeps you in the race with competitive pricing and quality parts.