Home / Engine & Performance / Valves & Springs / Manley Valve Spring Seat, Spring CUP-ID PRO Manley Valve Spring Seat, Spring CUP-ID PRO€ 143,34 Manley Valve Spring Seat, Spring CUP-ID PRO quantity Add to cart SKU: 42438-16 Categories: Engine & Performance, Valves & Springs, Valves & Springs Brand: Manley Related products Bolts & StudsEngine & Performance ARP cabinet with accessory bolts Bolts & StudsEngine & Performance Chevy Duramax 6.6L diesel CA625+ custom age HSK Bolts & StudsEngine & Performance ARP cabinet with SS 12pt metric accessory bolts Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 85.00mm 10.5:1