This set of 16 Valve Springs from Erson Cams/PBM are the 3450 Mechanical/Hydraulic Roller Valve Spring. These are a Dual Valve Spring with Damper good for. 650 lift when used in Mechanical or Hydraulic Roller applications.
A must for that mild cam upgrade! Works well on Big Block Chevy, Chrysler, & Fords alike. Each spring is made from the highest quality alloys. "Custom Wound" springs are engineered to endure stresses of today's high performance engines.Thousands of engine builders have come to rely on Erson/PBM Springs over the years. I not only sell their products, I use them daily for the last 16 years. Specs: Erson Cams/PBM Valve Springs. Valve Spring: Dual Spring with Damper. PBM brand uses name brands in the industry components boxed and labeled under the PBM label. PBM, Erson Cams, & World Products are owned and operated by EPW of Louisville, Ky. Some spring pocket modifications maybe necessary and should be done by a qualified machine shop. The item "Erson/PBM BB Chevy. 650 Lift 3450 Dual Mechanical/Hydraulic Roller Valve Springs" is in sale since Tuesday, December 3, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Valves & Parts". The seller is "metalbyrhody" and is located in Elyria, Ohio. This item can be shipped to United States, Guernsey, Jersey.