Home / Engine & Performance / Manley Valve Spring 1447 POLISHED “Haltech Turbosmart GenV eWG50 Progate 50” has been added to your cart. View cart Manley Valve Spring 1447 POLISHED€ 1.270,56 Manley Valve Spring 1447 POLISHED quantity Add to cart SKU: 221447P-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG40 Comp Gate 40 Bolts & StudsEngine & Performance ARP FORD 6.7L Powerstroke diesel CA625+ head stud kit Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 85.00mm 9.0:1 Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG45 Hypergate 45