{"product_id":"victor-jr-series-edelbrock-61255-cylinder-head-23-degree-small-block-chevy-220cc","title":"Victor Jr. Series Edelbrock 61255 Cylinder Head 23 Degree Small Block Chevy 220cc","description":"\u003cp\u003eEdelbrock Part # 61255 Victor Jr.\u003c\/p\u003e\u003cp\u003e220 23° cylinder heads are designed for small-block Chevy.\u003c\/p\u003e\u003cp\u003eIn a typical flat-top application, its 64cc combustion chamber yields around 10:1 compression ratio and about 12.5:1 when used with some of the most common 12cc dome pistons.\u003c\/p\u003e\u003cp\u003eOne key feature of the Victor Jr.\u003c\/p\u003e\u003cp\u003e220 23° cylinder heads is the CNC machined chambers and bowls, which result in consistency and improved performance.\u003c\/p\u003e\u003cp\u003eThey feature angled spark plug holes and maintain the stock 23° valve angle as well as the intake flange bolt pattern for use with 1986 and earlier intake manifolds.\u003c\/p\u003e\u003cp\u003eThese cylinder heads deliver 530-580 HP potential right-out-of-the-box, making them ideal for a budget-minded engine build desiring a high-quality cylinder head that still uses a stud and guide plate rocker system.\u003c\/p\u003e\u003cp\u003eCylinder Head Specifications: Finish: Satin Designed for use with Hydraulic Roller camshafts Combustion chamber volume: 64cc Intake runner volume: 220cc Exhaust runner volume: 85cc Intake valve diameter: 2.10\" Exhaust valve diameter: 1.60\" Valve stem diameter: 5\/16\" Valve guides: Manganese bronze Deck thickness: 11\/16\" Valve spring diameter: 1.55\" Valve spring maximum lift: .630\" Rocker stud: 7\/16\" Guide plate: Hardened steel Pushrod diameter: 5\/16\" Valve angle: 23° Exhaust port location: Raised .300\" Spark plug fitment: 14mm x .750 reach, gasket seat.\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":51725398114586,"sku":"EDL61255","price":1798.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/8942\/8506\/files\/61zMzJwF13L.jpg?v=1771656650","url":"https:\/\/trybeepbeep.com\/products\/victor-jr-series-edelbrock-61255-cylinder-head-23-degree-small-block-chevy-220cc","provider":"TryBeepbeep","version":"1.0","type":"link"}