Home / Engine & Performance / Manley Valve Spring Kit Spring/Retainer/Lock “ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT” has been added to your cart. View cart Manley Valve Spring Kit Spring/Retainer/Lock€ 1.014,71 Manley Valve Spring Kit Spring/Retainer/Lock quantity Add to cart SKU: 26135K Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 77.50mm 10.0:1 Bolts & StudsEngine & Performance ARP cabinet with SS 12pt metric accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS hex metric accessory bolts Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG40 Comp Gate 40