Ford 9" Aluminum Modular Differential Housing Section Only [8 Bolt] the use of 6 pinion

the use of 6 pinion gears means the stress on gears is spread over a greater surface area

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

this pulley ensures optimal performance and efficiency for supercharged setups

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] the use of 6 pinionStay 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.