{"product_id":"bb-chry-cam-305h-hyd-single-bolt","title":"Mag 253\/253 H-Flat Cam Chrysler 383-440","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 21-243-4\u003c\/p\u003e\u003cp\u003eAn older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts. Ideal for use with higher compression ratio engines that need to bleed off compression, the magnum series performs its best when static compression is 9.5:1+ and with an aftermarket higher stall torque converter. Delivering excellent high RPM power, while not needlessly abusing valve train parts, the Magnum grind family is the perfect choice for performance engines equipped with mild ratio rocker arms and traditional performance valve springs.\u003c\/p\u003e\u003cp\u003ePro Street. 383 needs 3500-3700+ stall. 440 needs 3000-3300+ stall. 850 CFM carb, 10:1+ compression. Headers and good int, 3.90-4.30 gear.\u003c\/p\u003e\u003cp\u003eThis product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":51783801700664,"sku":"C007 21-243-4","price":346.06,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/bb-chry-cam-305h-hyd-single-bolt","provider":"MOTORMIA","version":"1.0","type":"link"}