{"product_id":"performer-lt1-cylinder-head-54cc","title":"Edelbrock 61905 - Performer LT1 Cylinder Head (54cc)","description":"\u003cp\u003eEdelbrock part #61905 Performer small-block Chevy LT1 (1992-97) Performer complete cylinder head delivers 24 horsepower over stock and raise the peak power level by 500 rpm. This head is designed to accept factory style self-aligning rockers. This Performer LT1 cylinder head is 50-state street legal and accept factory center bolt valve covers. It features exhaust ports in the stock location for use with stock or aftermarket exhaust manifolds and headers. Match with RPM Air-Gap intake #7107, throttle body #3809 and camshaft #2108 for the Total Power Package combo. Cylinder Head Specifications: - Exhaust port location: Stock - Spark plug fitment: 14mm x 3\/4 reach, gasket seat\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembled:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Type:\u003c\/strong\u003e Hydraulic Roller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC Ported:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombustion Chamber Volume:\u003c\/strong\u003e 54 cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction Type:\u003c\/strong\u003e Complete\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Head Gasket Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeck Height:\u003c\/strong\u003e 9.025 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeck Thickness:\u003c\/strong\u003e 0.625 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEGR Port:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Port Location:\u003c\/strong\u003e Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Runner Volume:\u003c\/strong\u003e 60\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Diameter:\u003c\/strong\u003e 1.55 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Performer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade Type:\u003c\/strong\u003e Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuide Material:\u003c\/strong\u003e Manganese Bronze\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuide Plates Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Casting Number:\u003c\/strong\u003e 31-6190\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorsepower:\u003c\/strong\u003e 300-450\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Runner Volume:\u003c\/strong\u003e 170 cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Diameter:\u003c\/strong\u003e 1.94 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hardware Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Rod Diameter:\u003c\/strong\u003e (Suggested) 0.375 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Sold Individually\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetainer Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Stud Diameter:\u003c\/strong\u003e 0.4375 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Studs\/Bolts Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arms Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Angle:\u003c\/strong\u003e Exhaust 45 deg\/Intake 45 deg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Material:\u003c\/strong\u003e Ductile Iron\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":44849349820551,"sku":"EDE61905","price":1912.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/4008\/1543\/files\/061905_v1.jpg?v=1788268846","url":"https:\/\/checkout.northernperformance.ca\/products\/performer-lt1-cylinder-head-54cc","provider":"Northern Performance","version":"1.0","type":"link"}