SpeedFactory Racing's FWD B-Series Billet Bellhousing is a precision-crafted, CNC-machined aluminum billet component expertly engineered for a year. Our design is up to 7.6lbs heavier than OEM, enabling improved strength & resilience. At just 6-7lbs, it's lighter than market alternatives, resulting in a balanced weight distribution for better traction and lap times. This bellhousing is suitable for street & motorsport applications. Superior features includes built-in housing divider, modified countershaft positioning, clearance for GSR/ITR & B16/LS fitment LSDs, integrated axle seal stop, OEM oil control retention features. Additionally, 3 shoulder bolts provide SCHA accuracy. Requires shimming & professional assembly for optimal performance. Compatible with OEM & aftermarket gearsets, clutches, & transfer drive gears.