Home / Engine & Performance / Manley Valve Spring Seat, Spring-CUP ID PRO “ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT” has been added to your cart. View cart Manley Valve Spring Seat, Spring-CUP ID PRO€ 143,34 Manley Valve Spring Seat, Spring-CUP ID PRO quantity Add to cart SKU: 42402-16 Categories: Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceEngine Block JE-Pistons Kit Lambo. Gallardo 5.0L FSI V10 ’03-08 82.50mm Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 77.50mm 10.0:1 Bolts & StudsEngine & Performance ARP FORD 6.7L Powerstroke diesel CA625+ head stud kit Bolts & StudsEngine & Performance ARP cabinet with accessory bolts