Home / Engine & Performance / Manley Valve Spring SBC 1.250 “JE-Pistons kit R8 5.2L V10 ’09+ 85.00mm 9.0:1” has been added to your cart. View cart Manley Valve Spring SBC 1.250€ 338,00 Manley Valve Spring SBC 1.250 quantity Add to cart SKU: 22411-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG60 Powergate 60 Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 9.0:1 Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 77.50mm 10.0:1