Home / Engine & Performance / Manley Valve Spring HONDA K20A/K20Z “JE-Pistons kit Ferrari 250 3.0L 24V 74.00mm 9.5:1” has been added to your cart. View cart Manley Valve Spring HONDA K20A/K20Z€ 455,65 Manley Valve Spring HONDA K20A/K20Z quantity Add to cart SKU: 22140-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG45 Hypergate 45 Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG40 Comp Gate 40 Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG50 Progate 50 Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT