{"product_id":"edl-60079","title":"RPM 427 LOW-RISER\/ MEDIUM-RISER CYLINDER HEAD","description":"\u003cp\u003e\u003cstrong\u003eBrand New Edelbrock Performer RPM \u003cspan\u003e427 Low \u0026amp; Medium-Riser \u003c\/span\u003eCylinder Heads Fits 1961-1976 390, 427, \u0026amp; 428 Ford Engine (Part #60079).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Edelbrock Performer RPM cylinder head is designed for use with 1961-76 390-427-428 Ford applications. Edelbrock Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eInstallation Notes:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with springs for use in hydraulic flat tappet camshaft applications\u003c\/li\u003e\n\u003cli\u003e428 Cobra Jet-sized valves promote excellent flow for street-able power\u003c\/li\u003e\n\u003cli\u003eRocker shaft stud kit #6009 provides better rocker shaft retention and is highly recommended for use with Edelbrock FE heads. It eliminates wearing of the threads and the possibility of bottoming the rocker shaft bolts in the head.\u003c\/li\u003e\n\u003cli\u003eMatch with Edelbrock head gasket sets.\u003c\/li\u003e\n\u003cli\u003e390 GT exhaust will not fit.\u003c\/li\u003e\n\u003cli\u003eRecommended spark plugs are Champion RC12YC or equivalent 14mm x 3\/4\" reach with flat gasket seat.\u003c\/li\u003e\n\u003cli\u003eDeck thickness: 5\/8\".\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Performer RPM\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorsepower:\u003c\/strong\u003e 450-550 HP\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Angle:\u003c\/strong\u003e Exhaust 45 deg\/Intake 60 deg\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Diameter:\u003c\/strong\u003e 2.09 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Runner Volume:\u003c\/strong\u003e 170 cc\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Rod Diameter:\u003c\/strong\u003e 0.375 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Angle:\u003c\/strong\u003e 13 Degree\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Spring Diameter:\u003c\/strong\u003e 1.55 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Spring Maximum Lift:\u003c\/strong\u003e 0.600 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Stem Diameter:\u003c\/strong\u003e 0.375 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou can view and download the complete assembly instruction booklet \u003ca style=\"color: red;\" href=\"https:\/\/southwestspeed.com\/cdn\/shop\/files\/EDL_60079Instructions.pdf\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e","brand":"EDL 60079","offers":[{"title":"Default Title","offer_id":50395484586265,"sku":"EDL 60079","price":1076.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/0477\/6985\/files\/EDL_60079.jpg?v=1745434301","url":"https:\/\/southwestspeed.com\/products\/edl-60079","provider":"Southwest Speed","version":"1.0","type":"link"}