{"product_id":"comp-cams-gm-603-604-0-570in-lift-1-077-1-282-od-beehive-hustler-valve-spring-kit","title":"COMP Cams GM 603\/604 0.570in Lift 1.077\/1.282 OD Beehive Hustler Valve Spring Kit","description":"\u003cp\u003eCOMP Cams Hustler Valve Springs are an improved version of the popular GM LS6 \"blue\" valve spring. They are based on popular GM part #12499224 and #12565313 LS6 springs but with 4% higher seat and open loads for better dynamic control, as well as an extra .020\" of lift capability. They are an excellent performance upgrade in GM 603\/604 and CT525 LS crate Race Applications with tight rules packages.\n\u003cbr\u003eVisually identical to the blue LS6 springs, Hustler Beehive Springs add 4% higher load than stock for better valve control over stock. This spring delivers an advantage in circle track racing for those willing to bend the rules.\n\u003cbr\u003eAvailable individually under H604-1\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":47388897181849,"sku":"ccaH604-16","price":356.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/2611\/3689\/files\/5ca2387d72ac2dd0cbb9fa282fd33fc4L.jpg?v=1778731440","url":"https:\/\/msvracingpowersports.com\/products\/comp-cams-gm-603-604-0-570in-lift-1-077-1-282-od-beehive-hustler-valve-spring-kit","provider":"MSV Racing","version":"1.0","type":"link"}