Home / Valves & Springs / Manley Valve Spring Seat, Spring CUP-ID 1.500 “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 1.500€ 126,28 Manley Valve Spring Seat, Spring CUP-ID 1.500 quantity Add to cart SKU: 42335-16 Categories: Engine & Performance, Valves & Springs Brand: Manley Related products Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT Bolts & StudsEngine & Performance ARP cabinet with SS 12pt metric accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS 12pt accessory bolts