16/pkg DNA Roller Rocker Arms are made from aircraft-quality, heat-treated aluminum and are the toughest and most innovative rockers that Speedmaster offers. DNA Stud-Mount Rockers are designed to withstand up to 360-lb valve spring loads, and the extruded body has over 60,000 PSI of tensile strength. Studs and Guide Plates are required (sold separately).
وصف
DNA Aluminum Roller Rocker Arm SetBig Block Chevy 4547/16" StudRatio: 1.7Black Anodized Finish 16/pkg DNA Roller Rocker Arms are made from aircraft-quality, heat-treated aluminum and are the toughest and most innovative rockers that Speedmaster offers. DNA Stud-Mount Rockers are designed to withstand up to 360-lb valve spring loads, and the extruded body has over 60,000 PSI of tensile strength. Studs and Guide Plates are required (sold separately).