Home / Engine & Performance / Valves & Springs / Supertech Spring Seat Loc OD: 27.94mm ID: 18.31mm TH: 0.76mm “JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 10.0:1” has been added to your cart. View cart Supertech Spring Seat Loc OD: 27.94mm ID: 18.31mm TH: 0.76mm€ 1,84 Supertech Spring Seat Loc OD: 27.94mm ID: 18.31mm TH: 0.76mm quantity Add to cart SKU: SS-3030 Categories: Cylinder Head, Engine & Performance, Valves & Springs, Valves & Springs Brand: Supertech Description Description Inside Diameter: 18.31 Outside Diameter: 27.94 Thickness: 0.76 Related products Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG60 Powergate 60 Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Bolts & StudsEngine & Performance ARP cabinet with accessory bolts Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT