{"product_id":"edelbrock-rhs-ls-aluminum-race-block-ready-to-hone-9-750in-tall-deck-4-120in-bore","title":"Edelbrock RHS LS Aluminum Race Block (Ready to Hone) 9.750in Tall Deck - 4.120in Bore","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 54901U\u003c\/p\u003e\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\u003eThis block has a 9.750 deck height with a 4.125 bore and a 6.38 cylinder sleeve length. Cylinder walls are Siamese cast with press-in cast iron sleeves. 12AN feeds for dry sumps. Aircraft-quality A357-T6 aluminum. 6-Head Bolt Design.\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":52047441789240,"sku":"E003 54901U","price":7687.17,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/edelbrock-rhs-ls-aluminum-race-block-ready-to-hone-9-750in-tall-deck-4-120in-bore","provider":"MOTORMIA","version":"1.0","type":"link"}