QA1 63 Series Shock 9" Rear 5C/3R PD100K The PS50 and PS60 Coils

The PS50 and PS60 Coils are ideal for street cars packing a little more power and are running a FAST

Billet Aluminum Adjustable Mounting Block

Overall oval air cleaner dimensions are 13-5/8" x 7-3/16

If you are connecting a tachometer to an MSD Ignition

Made from 6061 Plate and Completely Machine Radiased

QA1 63 Series Shock 9" Rear 5C/3R PD100K The PS50 and PS60 CoilsThe 63 Series is a sealed non rebuildable version of the 62 Series. These are most commonly used in coil over applications on both dirt and asphalt tracks. The twin tube design gives excellent feel and grip across all track conditions, but they really shine when there is a lack of grip. Built as a spec shock that could be used at specific tracks or series, the 63 Series can be used in any late model or modified. QA1 specializes in high performance