Home / Engine & Performance / Manley Valve Spring 1447 POLISHED “ARP cabinet with SS hex metric accessory bolts” 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 eWG45 Hypergate 45 Bolts & StudsEngine & Performance ARP cabinet with accessory bolts Engine & PerformanceEngine Block JE-Pistons Kit Lambo. Gallardo 5.0L FSI V10 ’03-08 82.50mm Bolts & StudsEngine & Performance ARP cabinet with accessory bolts