Home / Engine & Performance / Manley Valve Spring 1.126 SINGLE “ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT” has been added to your cart. View cart Manley Valve Spring 1.126 SINGLE€ 902,89 Manley Valve Spring 1.126 SINGLE quantity Add to cart SKU: 221434-32 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG45 Hypergate 45 Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS 12pt metric accessory bolts Bolts & StudsEngine & Performance Chevy Duramax 6.6L diesel CA625+ custom age HSK