{"product_id":"pac-racing-springs-pac-r311-16-300-series-chromoly-valve-spring-retainers","title":"PAC Racing Springs PAC-R311-16 300 Series Chromoly Valve Spring Retainers","description":"1.035 Steel C\/M Valve Spring Retainers - 7 Deg\n\u003cp\u003ePAC Racing Springs PAC-R311-16 valve spring retainers are designed for GM LS-series applications using beehive valve springs. This set includes 16 retainers manufactured from chromoly steel for a durable, performance-oriented valvetrain solution.\u003c\/p\u003e\n\u003cp\u003eEach retainer features a 7-degree design and a 0.640-inch outside diameter step. The 300 Series construction provides a purpose-built option for compatible LS-series valve spring assemblies while supporting precise spring and retainer alignment.\u003c\/p\u003e\n\u003cp\u003eUse these retainers when replacing or upgrading compatible valve spring hardware. Verify application requirements, spring compatibility, and valvetrain specifications before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: PAC Racing Springs\u003c\/li\u003e\n\u003cli\u003ePart Number: PAC-R311-16\u003c\/li\u003e\n\u003cli\u003eApplication: GM LS-series engines\u003c\/li\u003e\n\u003cli\u003eDesign: 7-degree valve spring retainer\u003c\/li\u003e\n\u003cli\u003eSeries: 300 Series\u003c\/li\u003e\n\u003cli\u003eMaterial: Chromoly steel\u003c\/li\u003e\n\u003cli\u003eSpring Type: Beehive valve spring\u003c\/li\u003e\n\u003cli\u003eStep Outside Diameter: 0.640 inches\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 16\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PAC RACING SPRINGS","offers":[{"title":"Default Title","offer_id":68039726170364,"sku":"PACPAC-R311-16","price":86.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PACPAC-R311-16.jpg?v=1793303452","url":"https:\/\/ozkonickustomz.com\/products\/pac-racing-springs-pac-r311-16-300-series-chromoly-valve-spring-retainers","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}