OptiTorque Patriot Series Main Stud Kit - Hex Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Big Block Chevy 10525 HSYTH11PA 2010-2013 GMC Savana 4500

2010-2013 GMC Savana 4500

1968-1969 Chevrolet El Camino

Buttons limit lateral movement of the camshaft in engines without cam thrust plates and reduce friction for “free” horsepower

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OptiTorque Patriot Series Main Stud Kit - Hex Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Big Block Chevy 10525 HSYTH11PA 2010-2013 GMC Savana 4500Product Description: Main Stud Kit Patriot Series Hex Nuts 2 Bolt Mains Chromoly Black Oxide Big Block Chevy 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.