Home / Engine & Performance / Manley Valve Spring 1448 POLISHED “JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 10.0:1” has been added to your cart. View cart Manley Valve Spring 1448 POLISHED€ 1.270,56 Manley Valve Spring 1448 POLISHED quantity Add to cart SKU: 221448P-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 85.00mm 10.5:1 Bolts & StudsEngine & Performance ARP FORD 6.7L Powerstroke diesel CA625+ head stud kit Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG50 Progate 50