Home / Engine & Performance / Manley Valve Spring 1443 POLISHED “Chevy Duramax 6.6L diesel CA625+ custom age HSK” has been added to your cart. View cart Manley Valve Spring 1443 POLISHED€ 1.105,06 Manley Valve Spring 1443 POLISHED quantity Add to cart SKU: 221443P-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG45 Hypergate 45 Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG60 Powergate 60 Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT