Home / Engine & Performance / Valves & Springs / PAC 1.040 OD, 0.615 ID, 0.015 Thickness Shim “Chevy Duramax 6.6L diesel CA625+ custom age HSK” has been added to your cart. View cart PAC 1.040 OD, 0.615 ID, 0.015 Thickness Shim€ 2,52 PAC 1.040 OD, 0.615 ID, 0.015 Thickness Shim quantity Add to cart SKU: PAC-S181 Categories: Engine & Performance, Valves & Springs, Valves & Springs Brand: PAC Related products Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT Bolts & StudsEngine & Performance ARP cabinet with SS 12pt accessory bolts Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 77.50mm 10.0:1