{"product_id":"edelbrock-54901u","title":"Edelbrock RHS LS Aluminum Race Block (Ready to Hone) 9.750in Tall Deck - 4.120in Bore","description":"\u003cp\u003eBlock Specifications: Designed from heavy-duty A357-T6 aluminum material; 4.125”-4.165” siamese cast bore walls w\/ press-in spun cast iron liner; Available in standard (9.240”) \u0026amp; tall (9.750”) deck heights w\/ beefy .750” deck thickness; Both standard deck (5.67”\/5.87”- same as LS7) \u0026amp; tall deck (5.94”\/6.38”) cylinder liner lengths available; “Long arm friendly” – Accommodations for up to 4.6” stroke w\/ standard rod pin diameters (2.100”) \u0026amp; oversized 60mm camshaft; Main cap surface area maximized at mating surface \u0026amp; large fillets from cap to cross bolts for added strength; Designed for clearance – side oil galley moved outboard \u0026amp; engineered rod clearance come standard; Significantly increased windage passage area under bores \u0026amp; around caps over LS7\/LSX engines; 6 head bolt design w\/ full water jacket around the cylinders (based on LS7 design); Bay-to-bay breathing improved w\/ increased side window area versus LSX \u0026amp; LS7; Extra-large windows in valley for access to inboard “6th” head bolt; Extra-long liners for standard (5.87”) \u0026amp; tall (6.38”) decks\u003c\/p\u003e\u003cp\u003eGenuine Edelbrock. Part number 54901U.\u003c\/p\u003e\u003cp\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":62156514722179,"sku":"54901U","price":7225.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/6506\/2787\/files\/1a52817f39b040aa2ab21e607f1b9dcbL.jpg?v=1785029240","url":"https:\/\/www.mlperformance.co.uk\/products\/edelbrock-54901u","provider":"ML Performance","version":"1.0","type":"link"}