{"product_id":"cca-camshafts-4","title":"COMP Cams 41-601-7 - Classic Mutha' Thumpr 235\/249 Solid Flat Cam for Flathead Ford 239\/255","description":"\u003cp\u003eClassic Mutha' Thumpr 235\/249 Solid Flat Cam for Flathead Ford 239\/255. Performance street\/strip, needs higher compression and aftermarket heads, rough idle.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvertised Exhaust Duration:\u003c\/strong\u003e 307 deg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvertised Intake Duration:\u003c\/strong\u003e 275 deg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmazon ASIN:\u003c\/strong\u003e B005H89VZA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly Lubricant Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBasic Operating RPM Range:\u003c\/strong\u003e 2,000-4,000 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for On-Road Vehicles?:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:\u003c\/strong\u003e Yes, but must be a race\/competition only vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCam Type:\u003c\/strong\u003e Solid Flat Tappet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Material:\u003c\/strong\u003e Cast Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Series:\u003c\/strong\u003e Classic Thumpr\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Family:\u003c\/strong\u003e Flathead Ford (2 Gear) 239, 255 c.i. 8 Cylinder (1949-1953)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Duration at .050 inch Lift:\u003c\/strong\u003e 249 deg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Lift:\u003c\/strong\u003e 0.364 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrind Number:\u003c\/strong\u003e 287TS7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Duration at .050 Inch Lift:\u003c\/strong\u003e 235 deg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Lift:\u003c\/strong\u003e 0.368 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifter Type:\u003c\/strong\u003e Solid Flat Tappet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifters Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLobe Separation:\u003c\/strong\u003e 107 deg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Springs Required:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":45357112459399,"sku":"COM41-601-7","price":1070.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/4008\/1543\/files\/41-601-7.jpg?v=1788268371","url":"https:\/\/checkout.northernperformance.ca\/products\/cca-camshafts-4","provider":"Northern Performance","version":"1.0","type":"link"}