Home / Engine & Performance / Valves & Springs / Piper Top Hat Shim to Suit 8mm Valve Stem – 4.0mm “Haltech Turbosmart GenV eWG45 Hypergate 45” 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 Bolts & StudsEngine & Performance ARP cabinet with SS 12pt metric accessory bolts Bolts & StudsEngine & Performance ARP FORD 6.7L Powerstroke diesel CA625+ head stud kit Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG60 Powergate 60 Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts