{"product_id":"edelbrock-cyl-head-holden-vn-perf-rpm-single-bare","title":"Edelbrock Cyl Head Holden Vn Perf RPM Single Bare","description":"Cylinder Head Specifications: Combustion chamber volume: 62cc; Intake runner volume: 195cc \/ 200cc; Exhaust runner volume: 68cc; Intake valve diameter: 2.02; Exhaust valve diameter: 1.60; Valve stem diameter: 5\/16; Valve guides: Manganese bronze; Deck thickness: 11\/16 (extra thick); Valve spring diameter: 1.45 \/ 1.30; Valve spring maximum lift: .690 \/ .650; Rocker stud: 7\/16; Guideplate: Hardended steel; Pushrod diameter: 3\/8; Valve angle: 5°; Exhaust port location: Stock; Spark plug fitment: 14mm x 3\/4 reach, gasket seat. INSTALLATION NOTE: Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using. Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3\/4\" reach with flat gasket seat. Deck thickness: 11\/16\", rocker stud diameter: 7\/16\", pushrod diameter: 3\/8\" (width of slot in guide plate).","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":40597477490867,"sku":"EDE61379","price":1001.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/3758\/1491\/products\/4d4f190444a3710052c77933efffbeac.jpg?v=1631980661","url":"https:\/\/hellhoundperformance.store\/products\/edelbrock-cyl-head-holden-vn-perf-rpm-single-bare","provider":"Hellhound Performance","version":"1.0","type":"link"}