OptiTorque Cylinder Head Stud Kit - TorqueMaster Series - 12 Point Nuts - Chromoly - Black Oxide w/ BMW 4-Cylinder MPD69056 AED originally designed these spacers

AED originally designed these spacers for racing but soon found out the benefits on street cars eliminating hot soak and vapor lock problems associated with high underhood temperatures

anti-wear and minimizes frictional losses for increased power

1969-1973 Ford Mustang

Bilstein ASB Series Shocks are used on Sprint Cars

3/4 in Shaft

OptiTorque Cylinder Head Stud Kit - TorqueMaster Series - 12 Point Nuts - Chromoly - Black Oxide w/ BMW 4-Cylinder MPD69056 AED originally designed these spacersProduct Description: Cylinder Head Stud Kit TorqueMaster Series 12 Point Nuts Chromoly Black Oxide BMW 4 Cylinder OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.