{"product_id":"dart-31264395-big-m-race-series-chevy-big-block-aluminum-block-4-250-in-bore-10-400-in-deck","title":"Dart 31264395 - Big M Race Series Chevy Big Block Aluminum Block - 4.250 in. Bore, 10.400 in. Deck","description":"\u003cp\u003eDart 31264395 - Big M Race Series Chevy Big Block Aluminum Block - 4.250 in. Bore, 10.400 in. Deck\u003c\/p\u003e\u003cp\u003eDart Big M Race Series Aluminum Big Block Chevy Blocks\u003c\/p\u003e\u003cp\u003eThe camshaft is raised .400 in. above the stock location to increase clearance for the connecting rods and crankshaft counterweights. The main oil gallery is located alongside the camshaft tunnel to eliminate interference with the crank assembly. Advanced engineering makes Dart Aluminum big blocks the choice for serious competition.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePremium alloy: Dart Aluminum blocks are cast from RMR Cast Aluminum alloy for superior strength and integrity\u003c\/li\u003e\n\u003cli\u003eStandard 9.800 or 10.200 deck heights\/options to 10.400\u003c\/li\u003e\n\u003cli\u003eRaised camshaft location +.400 clears stroker crankshafts\u003c\/li\u003e\n\u003cli\u003eDuctile Iron sleeves with extra thick cylinder walLS2 promote excellent ring seal\u003c\/li\u003e\n\u003cli\u003eReinforcing ribs strengthen the lifter valley and bell housing flange\u003c\/li\u003e\n\u003cli\u003eInboard valley head stud bosses improve head gasket sealing\u003c\/li\u003e\n\u003cli\u003ePriority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds\u003c\/li\u003e\n\u003cli\u003eWith or without distributor provision\u003c\/li\u003e\n\u003cli\u003eSteel 4-bolt main caps or Ductile Iron and optional Aluminum caps. Splayed outer bolts for extra strength\u003c\/li\u003e\n\u003cli\u003eDual bolt patterns for standard BBC and notched oil pans\u003c\/li\u003e\n\u003cli\u003eHIP (Hot Isostatic Pressed) Casting\u003c\/li\u003e\n\u003cli\u003eParts kit included (PN 32000006)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIndustry\u003c\/strong\u003e: \u003cspan\u003eAutomotive\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCamshaft Location\u003c\/strong\u003e: \u003cspan\u003eRaised 0.400 IN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCylinder Bore Diameter\u003c\/strong\u003e: \u003cspan\u003e4.250\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDeck Height\u003c\/strong\u003e: \u003cspan\u003e10.400\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Block Weight\u003c\/strong\u003e: \u003cspan\u003e168\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFreeze Plug Type\u003c\/strong\u003e: \u003cspan\u003eScrew-in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCamshaft Lifter Bore\u003c\/strong\u003e: \u003cspan\u003e0.842\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMain Bearing Type\u003c\/strong\u003e: \u003cspan\u003eStandard\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMain Cap Type\u003c\/strong\u003e: \u003cspan\u003eSteel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: \u003cspan\u003eRMR Cast Aluminum Alloy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRear Main Seal Type\u003c\/strong\u003e: \u003cspan\u003e2-Piece\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Type\u003c\/strong\u003e: \u003cspan\u003eICE\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: \u003cspan\u003eEngine Block\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Block Material\u003c\/strong\u003e: \u003cspan\u003eRMR Cast Aluminum Alloy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMake\u003c\/strong\u003e: \u003cspan\u003eChevrolet\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine\u003c\/strong\u003e: \u003cspan\u003eBig Block\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMake - Web\u003c\/strong\u003e: \u003cspan\u003eChevrolet\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine - Web\u003c\/strong\u003e: \u003cspan\u003eBig Block\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Block Series\u003c\/strong\u003e: \u003cspan\u003eBig M Race Series\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTitle - Web\u003c\/strong\u003e: \u003cspan\u003eBig M Race Series Chevy Big Block Aluminum Block - 4.250 in. Bore, 10.400 in. Deck\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCategory Hierarchy\u003c\/strong\u003e: \u003cspan\u003eBlocks\u0026gt;Big Block Chevy\u0026gt;BIG M Aluminum Race Series\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRear Main Seal\u003c\/strong\u003e: \u003cspan\u003e2-Piece\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEBAY Category ID\u003c\/strong\u003e: \u003cspan\u003e33613\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Dart","offers":[{"title":"Default Title","offer_id":50515735150870,"sku":"BGWK-31264395","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0930\/0878\/9782\/files\/0_bbc_bm_alum_block-ang135_normalized_303c53cb-6157-45b7-8417-ae66fa658b9e.jpg?v=1777017841","url":"https:\/\/www.cspracing.com\/products\/dart-31264395-big-m-race-series-chevy-big-block-aluminum-block-4-250-in-bore-10-400-in-deck","provider":"Complete Street Performance","version":"1.0","type":"link"}