Home / Engine & Performance / Manley Valve Spring 1.311 SINGLE “Haltech Turbosmart GenV eWG50 Progate 50” has been added to your cart. View cart Manley Valve Spring 1.311 SINGLE€ 624,42 Manley Valve Spring 1.311 SINGLE quantity Add to cart SKU: 221439-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG40 Comp Gate 40 Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 9.0:1 Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 84.50mm 9.0:1 Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 10.0:1