{"product_id":"comp-cams-camshaft-kit-cbvi-xr300hr-10","title":"Comp Cams Xtreme Energy 248\/254 Hydraulic Roller K-Kit Chevrolet Big Block GEN VI - K01-425-8","description":"Comp Cams Xtreme Energy 248\/254 Hydraulic Roller K-Kit Chevrolet Big Block GEN VI - K01-425-8\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eGood for Pro Street and bracket racing. Needs 10.5:1+compression, 3500+ stall, very good intake, headers with low gears.\u003cbr\u003eXtreme Energy 248\/254 Hydraulic Roller K-Kit Chevrolet Big Block GEN VI\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePRODUCT NOTES:\u003c\/b\u003e\u003cbr\u003eKit Type - K-Kit - Complete Kit \u003cbr\u003eCamshaft Series - Xtreme Energy \u003cbr\u003eUsage - Street\/Performance \u003cbr\u003eCam Type - Hydraulic Roller \u003cbr\u003eBasic Operating RPM Range - 3,000-6400 R3\u003cbr\u003eIntake Duration at .050 Inch Lift - 248 DD\u003cbr\u003eExhaust Duration at .050 inch Lift - 254 DD\u003cbr\u003eAdvertised Intake Duration - 300 DD\u003cbr\u003eAdvertised Exhaust Duration - 306 DD\u003cbr\u003eLobe Separation - 110 DD\u003cbr\u003eIntake Valve Lift - 0.56 IN\u003cbr\u003eExhaust Valve Lift - 0.58 IN\u003cbr\u003eLifters Included - Yes \u003cbr\u003eValve Springs Included - Yes \u003cbr\u003eAssembly Lubricant Included - No \u003cbr\u003eCamshaft Gear Attachment - 3-Bolt \u003cbr\u003eCamshaft Material - Austempered Ductile Iron \u003cbr\u003eLifter Type - Hydraulic Roller \u003cbr\u003eTiming Chain and Gears Included - Yes \u003cbr\u003eValve Stem Seals Included - Yes \u003cbr\u003eGaskets Included - No \u003cbr\u003eTitle - Xtreme Energy 248\/254 Hydraulic Roller K-Kit Chevrolet Big Block GEN VI \u003cbr\u003eEngine Family - Chevrolet GEN VI 454 and 502 c.i. 8 Cylinder (1996-1999) \u003cbr\u003eCalifornia Proposition 65 - WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov \u003cbr\u003eAmazon ASIN - B001R9BV4C \u003cbr\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles? - Yes, but must be a race\/competition only vehicle. \u003cbr\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967? - Yes, but must meet tailpipe emission standards for year of vehicle. \u003cbr\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965? - Yes, but must meet tailpipe emission standards for year of vehicle. \u003cbr\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? - Yes, but must meet tailpipe emission standards for year of vehicle. \u003cbr\u003eC.A.R.B. Exempt for On-Road Vehicles? - No \u003cbr\u003eC.A.R.B. Exemption Reason - N\/A \u003cbr\u003eC.A.R.B. E.O. Number - N\/A\u003cbr\u003e\u003cbr\u003eLethal Performance is proud to offer the entire line of Comp Cams products!\u003cbr\u003e\u003cbr\u003eFor more than 35 years, the COMP Cams® mission has never changed: to produce the highest-performing products possible, provide customers with superior service, and to lead the industry in technological development. While the COMP Performance Group™ has grown to multiple companies and hundreds of employees, we still retain the competitive spirit and desire to be the very best that has positioned COMP Cams® as the absolute leader in valve train components.\u003cbr\u003e\u003cbr\u003e\nWith COMP Cams®, there is no compromise - you're in first place.","brand":"Comp Cams","offers":[{"title":"Default Title","offer_id":47910182027522,"sku":"CCAK01-425-8","price":1729.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/K01-425-8_1.jpg?v=1784976517","url":"https:\/\/www.lethalperformance.com\/products\/comp-cams-camshaft-kit-cbvi-xr300hr-10","provider":"Lethal Performance","version":"1.0","type":"link"}