{"product_id":"comp-cams-cl11-600-4-thumpr-227-241-hydraulic-flat-cam-and-lifter-kit-for-chevrolet-big-block-396-454","title":"Hydraulic Flat Cam and Lifter Kit for Chevrolet Big Block 396-454 S332","description":"High performance street, stock converter ok, best with 2000+ converter and gears. Choppy\/thumping idle.1,800-5,600 RPM Operating Range227\/241 Duration at .050\". 107 Degree Lobe Separation Angle. 0.498\"\/0.483\" Valve LiftCL Kits include a camshaft, a set of lifters, instructions and assembly lubricant.Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear.Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve.Fits Chevrolet 396-454 Mark IV Big BlockMade in USA\u003cp\u003e High performance street, stock converter ok, best with 2000+ converter and gears. Choppy\/thumping idle. \u003c\/p\u003e\u003ctable cellspacing=\"0\" cellpadding=\"0\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e\u003c\/th\u003e \u003cth\u003e Thumpr \u003c\/th\u003e \u003cth\u003e Mutha' Thumpr \u003c\/th\u003e \u003cth\u003e Big Mutha' Thumpr \u003c\/th\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Performance Characteristics \u003c\/th\u003e \u003ctd\u003e High performance street, stock converter ok, best with 2,000+ converter and gears. Choppy\/thumping idle. \u003c\/td\u003e \u003ctd\u003e High performance street\/strip, needs 9:1 compression, 2,500+ stall, intake, gears and headers, rough idle. \u003c\/td\u003e \u003ctd\u003e Street\/strip, needs 9.5:1 compression, 2,800+ stall, intake, gears and headers, very rough idle. \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e RPM Operating Range \u003c\/th\u003e \u003ctd\u003e 1,800 to 5,600 \u003c\/td\u003e \u003ctd\u003e 2,000 to 5,900 \u003c\/td\u003e \u003ctd\u003e 2,300 to 6,200 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Advertised Duration (INT\/EXH) \u003c\/th\u003e \u003ctd\u003e 279\/296 \u003c\/td\u003e \u003ctd\u003e 287\/304 \u003c\/td\u003e \u003ctd\u003e 294\/312 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Duration at .050\" (INT\/EXH) \u003c\/th\u003e \u003ctd\u003e 227\/241 \u003c\/td\u003e \u003ctd\u003e 235\/249 \u003c\/td\u003e \u003ctd\u003e 243\/257 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Valve Lift w\/ 1.7 Rocker (INT\/EXH) \u003c\/th\u003e \u003ctd\u003e .498\"\/.483\" \u003c\/td\u003e \u003ctd\u003e .510\"\/.495\" \u003c\/td\u003e \u003ctd\u003e .522\"\/.507\" \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Lobe Separation Angle \u003c\/th\u003e \u003ctd\u003e 107 \u003c\/td\u003e \u003ctd\u003e 107 \u003c\/td\u003e \u003ctd\u003e 107 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e CL-Kit \u003c\/th\u003e \u003ctd\u003e CL11-600-4 \u003c\/td\u003e \u003ctd\u003e CL11-601-4 \u003c\/td\u003e \u003ctd\u003e CL11-602-4 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e GK-Kit \u003c\/th\u003e \u003ctd\u003e GK11-600-4 \u003c\/td\u003e \u003ctd\u003e GK11-601-4 \u003c\/td\u003e \u003ctd\u003e GK11-602-4 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e K-Kit \u003c\/th\u003e \u003ctd\u003e K11-600-4 \u003c\/td\u003e \u003ctd\u003e K11-601-4 \u003c\/td\u003e \u003ctd\u003e K11-602-4 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Made in the U.S.A. \u003c\/th\u003e \u003ctd\u003e ✓ \u003c\/td\u003e \u003ctd\u003e ✓ \u003c\/td\u003e \u003ctd\u003e ✓ \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43572672331837,"sku":"P353533147230640772","price":26.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/5108\/6141\/files\/744254904d50d6a1df00fbeea8d2e1e93369f1c47a8e4d819906ae17099eb527.jpg?v=1788505050","url":"https:\/\/feliceace.forum\/products\/comp-cams-cl11-600-4-thumpr-227-241-hydraulic-flat-cam-and-lifter-kit-for-chevrolet-big-block-396-454","provider":"My Store","version":"1.0","type":"link"}