Home / Cylinder Head / Manley Spring Retainer STL 1.290 7 DEG +.050 “Chevy Duramax 6.6L diesel CA625+ custom age HSK” has been added to your cart. View cart Manley Spring Retainer STL 1.290 7 DEG +.050€ 94,31 Manley Spring Retainer STL 1.290 7 DEG +.050 quantity Add to cart SKU: 23621-16 Categories: Cylinder Head, Engine & Performance, Valves & Springs Brand: Manley Related products Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 85.00mm 10.5:1 Bolts & StudsEngine & Performance ARP cabinet with accessory bolts Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS 12pt accessory bolts