ACT 1999 Porsche 911 HD/Perf Street Rigid Clutch Kit - PO3-HDSD Boost Controllers KSB750 is designed to lock

KSB750 is designed to lock the rear subframe which allows for more precise alignment of the rear wheels and limits the amount of rear subframe movement under cornering loads which can result in poor dynamic alignment settings

Free-Flow Configuration: Improves exhaust scavenging and responsiveness

after almost 10 years of service

FRONT REAR SPRING RATES 8k 5k UPPER MOUNT Rubber OR Pillowball w/ Camber Plates OEM STRUT DESIGN Inverted Sustech Inverted

By combining the shims (two may be used per wheel) you can get up to +/-

ACT 1999 Porsche 911 HD/Perf Street Rigid Clutch Kit - PO3-HDSD Boost Controllers KSB750 is designed to lockPO3 HDSD kit features ACT's most popular Heavy Duty pressure plate. ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four stage, heat treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. The ACT performance street rigid hub discs feature premium organic materials with