Home / Engine & Performance / Manley Valve Spring HONDA K20A/K20Z “JE-Pistons kit R8 5.2L V10 ’09+ 84.50mm 9.0:1” 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 & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 9.0:1 Engine & PerformanceEngine Block JE-Pistons kit Ferrari 250 3.0L 24V 74.00mm 9.5:1 Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG60 Powergate 60 Bolts & StudsEngine & Performance ARP cabinet with accessory bolts