Home / Engine & Performance / Cylinder Head / Supertech Spring Seat Loc OD: 28.00mm ID: 18.30mm TH: 0.38mm Supertech Spring Seat Loc OD: 28.00mm ID: 18.30mm TH: 0.38mm€ 1,84 Supertech Spring Seat Loc OD: 28.00mm ID: 18.30mm TH: 0.38mm quantity Add to cart SKU: SS-1030 Categories: Cylinder Head, Cylinder Head|Engine & Performance, Engine & Performance, Valves & Springs, Valves & Springs Brand: Supertech Description Description Inside Diameter: 18.30 Outside Diameter: 28.00 Thickness: 0.38 Related products Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 9.0:1 Bolts & StudsBolts & Studs|Engine & Performance ARP cabinet with black 12pt accessory bolts Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG40 Comp Gate 40 Bolts & StudsBolts & Studs|Engine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT