{"product_id":"edl-60119","title":"RPM AMC\/ JEEP CYLINDER HEAD NO CROSSOVER COMPLETE","description":"\u003cp\u003e\u003cstrong\u003eBrand New Edelbrock Performer RPM Cylinder Head No Crossover Complete for \u003cspan\u003e1967-91 AMX, Javelin or Jeep with a 343, 360, 390 or 401 AMC V8 engine\u003c\/span\u003e (Part #60119).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Edelbrock Performer RPM cylinder head is designed as a bolt-on performance upgrade for any 1967-91 AMX, Javelin or Jeep with a 343, 360, 390 or 401 AMC V8 engine. They include adjustable rocker studs and guide plates set-up for use with small-block Ford style adjustable 1.6:1 ratio rockers. The intake flange is dual-drilled to accommodate early and late model intake bolt patterns, covering 1967-91. A Complete head includes larger than- stock valve springs to handle most high-lift cams. They feature stock location ports for compatibility with standard manifolds and headers. A direct bolt-on for 1970 and later engines with 1\/2\" head bolts, This head includes step-dowel pins for pre-1970 engines. Their dual-quench combustion chambers produce approximately 9.5:1 compression in 401 V8 engines. The 45deg intake seat angle offers improved mid- to high-lift flow over the stock 30deg angle.\u003c\/span\u003e\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\u003eMatch with Edelbrock head gasket sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUse Edelbrock Step Washer Kit #9693 on 1967-69 engines with 7\/16\" head bolts\u003cbr\u003e\n\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 300-450 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 45 deg\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended spark plugs:\u003c\/strong\u003e Champion RC12YC or equivalent 14mm x 3\/4\" reach with flat gasket seat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeck thickness:\u003c\/strong\u003e 5\/8\".\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Diameter:\u003c\/strong\u003e 2.02 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Runner Volume:\u003c\/strong\u003e 185 cc\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Rod Diameter:\u003c\/strong\u003e (Suggested) 0.3125 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Stud Diameter:\u003c\/strong\u003e \u003cspan\u003e0.375 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Angle:\u003c\/strong\u003e 18 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 0.580 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Stem Diameter:\u003c\/strong\u003e 0.34375 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou can view and download the complete assembly instruction booklet \u003ca href=\"https:\/\/southwestspeed.com\/cdn\/shop\/files\/EDL_60119Instructions.pdf\" style=\"color: red;\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e","brand":"EDL 60119","offers":[{"title":"Default Title","offer_id":50395484717337,"sku":"EDL 60119","price":1378.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/0477\/6985\/files\/EDL_60119.jpg?v=1749664669","url":"https:\/\/southwestspeed.com\/products\/edl-60119","provider":"Southwest Speed","version":"1.0","type":"link"}