{"product_id":"pac-racing-springs-pac-r553-16-1-440-in-titanium-valve-spring-retainers-8-degree-set-of-16","title":"PAC Racing Springs PAC-R553-16 1.440 in Titanium Valve Spring Retainers, 8 Degree, Set of 16","description":"1.440 TI Valve Spring Retainers - 8 Degree\n\u003cp\u003ePAC Racing Springs PAC-R553-16 valve spring retainers are engineered for high-performance valvetrain applications requiring lightweight, durable titanium components. Designed for use with 1.440-inch outside diameter dual valve springs, these retainers feature an 8-degree angle for reliable spring and valve interface alignment. The stepped design accommodates 1.070-inch and 0.750-inch outside diameter spring locations for versatile 500 Series applications.\u003cbr\u003eBuilt from titanium, these valve spring retainers help reduce valvetrain mass while providing the strength needed for demanding engine operation. Lower retainer weight can support improved valve control and high-RPM performance when matched with compatible springs, valves, locks, and cylinder head components. The precision-focused design is intended for performance engine builders, racers, and enthusiasts who require dependable valvetrain hardware.\u003cbr\u003eThis PAC Racing Springs set includes 16 retainers, making it suitable for a complete multi-cylinder engine application or an organized replacement supply. Verify spring diameter, retainer angle, valve stem and lock compatibility, and cylinder head clearance before installation. The PAC-R553-16 retainers are supplied as a dedicated valvetrain component set and should be installed according to the engine builder’s specifications and recommended assembly procedures.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: PAC Racing Springs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: PAC-R553-16\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: 500 Series valve spring systems\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaterial: Titanium\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRetainer Angle: 8 degrees\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpring Compatibility: 1.440-inch outside diameter dual valve springs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStepped Outside Diameters: 1.070 inches and 0.750 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Set of 16 retainers\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePerformance Benefit: Lightweight construction helps reduce valvetrain mass\u003c\/li\u003e\u003c\/ul\u003e","brand":"PAC RACING SPRINGS","offers":[{"title":"Default Title","offer_id":67646334140668,"sku":"PACPAC-R553-16","price":519.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/PACPAC-R553-16.jpg?v=1791156349","url":"https:\/\/ozkonickustomz.com\/products\/pac-racing-springs-pac-r553-16-1-440-in-titanium-valve-spring-retainers-8-degree-set-of-16","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}