{"product_id":"atk-high-performance-chevy-ls-408-short-blocks-sp37-g4-b","title":"ATK High Performance Chevy LS 408 Short Blocks SP37-G4-B","description":"\u003ch1 class=\"part-detail-section-header h2\"\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h1\u003e \u003cdiv class=\"attribute-container flex-container flex-wrap\"\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eBrand: \u003c\/strong\u003eATK High Performance Engines\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eManufacturer’s Part Number: \u003c\/strong\u003eSP37-G4-B\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003ePart Type: \u003c\/strong\u003eShort Block Engines\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eProduct Line: \u003c\/strong\u003eATK High Performance Chevy LS 408 Short Blocks\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eSummit Racing Part Number: \u003c\/strong\u003eHPE-SP37-G4-B\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eUPC: \u003c\/strong\u003e653517518409\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eCrate Engine Family: \u003c\/strong\u003eChevy LS\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eActual Engine Displacement: \u003c\/strong\u003e6.7L\/408\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eRear Main Seal Style: \u003c\/strong\u003e1-piece\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eCrankshaft Material: \u003c\/strong\u003eForged 4340 steel\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003ePiston Material: \u003c\/strong\u003eForged aluminum\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eShort Block Piston Style: \u003c\/strong\u003eDish\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eConnecting Rod Material: \u003c\/strong\u003eForged 4340 steel\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eConnecting Rod Beam Style: \u003c\/strong\u003eH-beam\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eEngine Block Material: \u003c\/strong\u003eCast iron\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eMain Bolt Style: \u003c\/strong\u003e6-bolt\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eMain Journal Type: \u003c\/strong\u003eChevy LS\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eDeck Height (in.): \u003c\/strong\u003e9.240 in.\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eEngine Balance: \u003c\/strong\u003eInternal\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eOil Pan Included: \u003c\/strong\u003eNo\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eTiming Cover Included: \u003c\/strong\u003eNo\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eHarmonic Balancer Included: \u003c\/strong\u003eNo\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eFlexplate Included: \u003c\/strong\u003eNo\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eFlywheel Included: \u003c\/strong\u003eNo\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eAssembled: \u003c\/strong\u003eYes\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eRemanufactured: \u003c\/strong\u003eYes\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eQuantity: \u003c\/strong\u003eSold individually.\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003e\u003cstrong\u003eNotes:\u003cbr\u003e \u003c\/strong\u003e\u003c\/strong\u003eGM 6.0L Gen IV block with 4.030 in. bore and 4.000 in. stroke, -10cc dished pistons and 24 tooth reluctor. Boost\/nitrous ready with Manley forged 6.125 in. connecting rods, upgraded ARP main studs, ARP 2000 rod bolts, and Total Seal CS AP ring package with steel rings.\u003c\/div\u003e \u003c\/div\u003e \u003cp class=\"part-detail-description-title\"\u003e\u003cstrong\u003eATK High Performance Chevy LS 408 Short Blocks\u003c\/strong\u003e\u003c\/p\u003e \u003cp class=\"part-detail-description\"\u003eThese ATK High Performance Chevy LS 408 short blocks are made to handle some serious power. The foundation of any high performance engine is a rock-solid short block, so ATK designed and developed these to be just that. They feature a fully forged, balanced, and blueprinted rotating assembly that is available in a variety of configurations to fit naturally aspirated, nitrous, and forced induction builds, as well as those with 24 and 58-tooth cranks.\u003c\/p\u003e \u003cp\u003eThese ATK High Performance Chevy LS 408 short blocks include the following:\u003c\/p\u003e \u003cp\u003e* GM LS Iron blocks\u003cbr\u003e * Aligned and hone main bores\u003cbr\u003e * Manley 4340 forged crankshaft\u003cbr\u003e * 4.00 in. stroke\u003cbr\u003e * Manley 4340 H-beam connecting rods\u003cbr\u003e * Manley forged pistons\u003c\/p\u003e \u003ch1 class=\"part-detail-section-header h2\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h1\u003e \u003cdiv id=\"ApplicationSection\" data-sku=\"HPE-SP37-G4-B\"\u003e \u003cdiv class=\"attribute-container application-item flex-container flex-wrap\"\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eMake: \u003c\/strong\u003eCHEVROLET\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eEngine Type: \u003c\/strong\u003eV8\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eEngine Size: \u003c\/strong\u003e6.7L\/408\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eEngine Family: \u003c\/strong\u003eChevy small block Gen III\/IV (LS-based engines)\u003c\/div\u003e \u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eApplication Notes: \u003c\/strong\u003eGM 6.0L Gen IV block with 4.030 in. bore and 4.000 in. stroke, -10cc dished pistons and 24 tooth reluctor. Boost\/nitrous ready with Manley forged 6.125 in. connecting rods, upgraded ARP main studs, ARP 2000 rod bolts and Total Seal CS AP ring package with steel rings.\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"TITANPARTHUB","offers":[{"title":"Default Title","offer_id":52160931758311,"sku":null,"price":4204.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/7806\/3335\/files\/37e40355-hpe-sp26-g4_mo_xl.jpg?v=1780566331","url":"https:\/\/titanparthub.com\/products\/atk-high-performance-chevy-ls-408-short-blocks-sp37-g4-b","provider":"TITANPARTHUB","version":"1.0","type":"link"}