QA1 63 Series Shock 9" Rear 5C/3R M30LCS and include sewn-in arm restraints

and include sewn-in arm restraints

Most crank triggers have a wheel

RHS LS7 Heads

Shift Improver Kit for TH-400 (3L80) Automatic Transmission

Melling 64-67 Chevy II Only M73

QA1 63 Series Shock 9" Rear 5C/3R M30LCS and include sewn-in arm restraintsThe 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