{"product_id":"pac-racing-springs-pac-r565-16-500-series-titanium-valve-spring-retainers-10-degree-set-of-16","title":"PAC Racing Springs PAC-R565-16 500 Series Titanium Valve Spring Retainers, 10-Degree, Set of 16","description":"1.620 TI Valve Spring Retainers - 10 Degree\n\u003cp\u003eUpgrade your valvetrain with PAC Racing Springs PAC-R565-16 500 Series titanium valve spring retainers. Designed for demanding performance applications, this set of 16 retainers is engineered for use with 1.620-inch triple valve springs and provides a dependable fit for high-performance cylinder head assemblies.\u003c\/p\u003e\n\u003cp\u003eEach retainer features a 10-degree valve lock angle and stepped outer diameters measuring 1.215 inches, 0.865 inches, and 0.630 inches. The stepped design supports proper spring and component alignment while helping maintain stable valvetrain operation under demanding engine conditions. Titanium construction delivers a strong, lightweight solution that helps reduce reciprocating valvetrain mass compared with conventional steel retainers.\u003c\/p\u003e\n\u003cp\u003eBuilt for performance-focused engine builders and enthusiasts, the PAC-R565-16 retainers are suitable for compatible racing and high-output applications where precise fitment and durable materials are essential. Verify valve spring, valve lock, and cylinder head compatibility before installation to ensure the retainers match the complete valvetrain configuration.\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-R565-16\u003c\/li\u003e\n\u003cli\u003eSeries: 500 Series\u003c\/li\u003e\n\u003cli\u003eMaterial: Titanium\u003c\/li\u003e\n\u003cli\u003eRetainer Type: Valve spring retainer\u003c\/li\u003e\n\u003cli\u003eValve Lock Angle: 10 degrees\u003c\/li\u003e\n\u003cli\u003eSpring Compatibility: 1.620-inch triple valve springs\u003c\/li\u003e\n\u003cli\u003eStepped Outer Diameters: 1.215 inches, 0.865 inches, and 0.630 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":67646334107900,"sku":"PACPAC-R565-16","price":589.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PACPAC-R565-16_6f121cb7-23ae-4f48-a49d-dbf0fb53e5e1.jpg?v=1791156345","url":"https:\/\/ozkonickustomz.com\/products\/pac-racing-springs-pac-r565-16-500-series-titanium-valve-spring-retainers-10-degree-set-of-16","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}