1.550 OD Solid Roller Dual Race Spring. The item "ARF-8000 solid roller valve springs 1.550 OD.710 max lift SBF (Orange Stripe)" is in sale since Wednesday, March 27, 2019. This item is in the category "Vehicle Parts & Accessories\Car Parts\Engines & Engine Parts\Engine Valves". The seller is "creb_engineering_parts" and is located in Harrisville, Rhode Island. This item can be shipped worldwide.