Home / Engine & Performance / Valves & Springs / Piper Top Hat Shim to Suit 8mm Valve Stem – 4.0mm “ARP cabinet with black 12pt accessory bolts” has been added to your cart. View cart Piper Top Hat Shim to Suit 8mm Valve Stem – 4.0mm€ 11,68 Piper Top Hat Shim to Suit 8mm Valve Stem - 4.0mm quantity Add to cart SKU: SHIM84 Categories: Cylinder Heads, Engine & Performance, Valves & Springs, Valves & Springs Brand: Piper Cams Description Description Thickness: 4.00 Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG50 Progate 50 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 9.0:1