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This listing is for (1) complete set of z28 valve springs for GEN I and II Small Block Chevy (not for vortec) engines. Includes chrome moly steel retainers and heat treated locks. Valve Spring SpecsMax Lift: .550" Type: Single W/ Damper Valve Material: Chrome SiliconSpring Diameter: 1.250" Installed Height: 110# @ 1.700" Open Load: 285# @ 1.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.