Home / Engine & Performance / Manley Valve Spring Seat, Spring CUP-OD 1.625 “Haltech Turbosmart GenV eWG45 Hypergate 45” has been added to your cart. View cart Manley Valve Spring Seat, Spring CUP-OD 1.625€ 126,28 Manley Valve Spring Seat, Spring CUP-OD 1.625 quantity Add to cart SKU: 42121-16 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 12pt metric accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS hex metric accessory bolts