Home / Engine & Performance / Manley Spring Retainer STL 1.311 7 DEG 221431 “Chevy Duramax 6.6L diesel CA625+ custom age HSK” has been added to your cart. View cart Manley Spring Retainer STL 1.311 7 DEG 221431€ 94,31 Manley Spring Retainer STL 1.311 7 DEG 221431 quantity Add to cart SKU: 23612-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Bolts & StudsEngine & Performance Chevy Duramax 6.6L diesel CA625+ custom age HSK Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG45 Hypergate 45 Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG50 Progate 50