Home / Cylinder Head / Manley Valve Spring 1.522 DOUBLE “JE-Pistons kit Ferrari 250 3.0L 24V 74.00mm 9.5:1” has been added to your cart. View cart Manley Valve Spring 1.522 DOUBLE€ 1.398,71 Manley Valve Spring 1.522 DOUBLE quantity Add to cart SKU: 221460-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Bolts & StudsEngine & Performance Chevy Duramax 6.6L diesel CA625+ custom age HSK Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS 12pt accessory bolts