Home / Engine & Performance / Valves & Springs / Supertech Spring Seat Loc OD 20.10mm ID: 13.60mm TH: 2.50mm “ARP cabinet with SS 12pt metric accessory bolts” has been added to your cart. View cart Supertech Spring Seat Loc OD 20.10mm ID: 13.60mm TH: 2.50mm€ 10,48 Supertech Spring Seat Loc OD 20.10mm ID: 13.60mm TH: 2.50mm quantity Add to cart SKU: SS-3021 Categories: Cylinder Head, Engine & Performance, Valves & Springs, Valves & Springs Brand: Supertech Description Description Inside Diameter: 13.60 Outside Diameter: 20.10 Thickness: 2.50 Related products Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 84.50mm 9.0:1 Engine & PerformanceEngine Block JE-Pistons Kit Lambo. Gallardo 5.0L FSI V10 ’03-08 82.50mm Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Bolts & StudsEngine & Performance ARP cabinet with SS hex metric accessory bolts