{"product_id":"ls-gen-iv-5-3-6-0-6-2-valve-springs-2007-2017-jegs-21510","title":"LS Gen IV 5.3\/6.0\/6.2 Valve Springs 2007-2017 JEGS 21510","description":"\u003cp\u003eJEGS valve spring kit for the LS Gen IV 5.3\/6.0\/6.2 (2007-2017). Listed for one application: LS Gen IV 5.3\/6.0\/6.2 engines, 2007-2017, in Chevrolet, GMC, Cadillac, Pontiac applications. Confirm your engine code and year against this listing before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\u003cp\u003eValve springs close the valve and keep the lifter on the lobe. Tired springs float valves at high rpm and break under aggressive cams. A matched spring kit with the right installed height, seat pressure and retainers is required for any cam swap and cures high-rpm misfire on a high-mileage engine.\u003c\/p\u003e\n\u003ch3\u003eFits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChevrolet vehicles with the LS Gen IV 5.3\/6.0\/6.2 engine, 2007-2017\u003c\/li\u003e\n\u003cli\u003eGMC vehicles with the LS Gen IV 5.3\/6.0\/6.2 engine, 2007-2017\u003c\/li\u003e\n\u003cli\u003eCadillac vehicles with the LS Gen IV 5.3\/6.0\/6.2 engine, 2007-2017\u003c\/li\u003e\n\u003cli\u003ePontiac vehicles with the LS Gen IV 5.3\/6.0\/6.2 engine, 2007-2017\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFixes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003evalve float or misfire at high rpm\u003c\/li\u003e\n\u003cli\u003ea broken spring (the cylinder goes dead instantly)\u003c\/li\u003e\n\u003cli\u003eany camshaft upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ea full engine set of springs\u003c\/li\u003e\n\u003cli\u003eretainers, locks and seats where the kit lists them\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: JEGS\u003c\/li\u003e\n\u003cli\u003ePart number: 21510\u003c\/li\u003e\n\u003cli\u003eShipping weight: 3.1 lb\u003c\/li\u003e\n\u003cli\u003ePackage size: 10.1 x 4.4 x 2.7 in\u003c\/li\u003e\n\u003cli\u003eCondition: new\u003c\/li\u003e\n\u003cli\u003eProduct type: Valve Springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCross-reference\u003c\/h3\u003e\u003cp\u003eReplaces or interchanges with JEGS 21510 for the LS Gen IV 5.3\/6.0\/6.2. Check the part number stamped on your original before ordering.\u003c\/p\u003e\n\u003cp\u003eFree shipping on orders of $70 or more; everything else ships with calculated shipping at the part's real weight. Questions on fitment? \u003ca href=\"\/pages\/contact\"\u003eAsk a tech\u003c\/a\u003e before you buy.\u003c\/p\u003e","brand":"JEGS","offers":[{"title":"Default Title","offer_id":54870979870933,"sku":"CPP-LSG4-VSPR-12","price":234.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/3835\/6181\/files\/ls-gen-iv-5-3-6-0-6-2-valve-springs-2007-2017-1_54fed454-efac-42bf-9136-11cd32d22a9c.jpg?v=1788925103","url":"https:\/\/corepowertrainparts.com\/products\/ls-gen-iv-5-3-6-0-6-2-valve-springs-2007-2017-jegs-21510","provider":"CorePowertrainParts.com","version":"1.0","type":"link"}