Home / Engine & Performance / Valves & Springs / Manley Valve Spring Seat, Spring CUP-ID 1.610 “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 1.610€ 7,88 Manley Valve Spring Seat, Spring CUP-ID 1.610 quantity Add to cart SKU: 42367-1 Categories: Engine & Performance, Valves & Springs, Valves & Springs Brand: Manley Related products Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts Bolts & StudsEngine & Performance ARP FORD 6.7L Powerstroke diesel CA625+ head stud kit Bolts & StudsEngine & Performance ARP cabinet with SS hex metric accessory bolts Bolts & StudsEngine & Performance Chevy Duramax 6.6L diesel CA625+ custom age HSK