Home / Engine & Performance / Valves & Springs / Piper Top Hat Shim to Suit 8mm Valve Stem – 4.0mm “Haltech Turbosmart GenV eWG50 Progate 50” 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 & PerformanceEngine Block JE-Pistons Kit Lambo. Gallardo 5.0L FSI V10 ’03-08 82.50mm Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG40 Comp Gate 40 Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 77.50mm 10.0:1