{"product_id":"holley-lt1-hi-ram-intake-manifold-105mm-w-fuel-rails","title":"Holley LT1 Hi-Ram Intake Manifold (105mm W\/ Fuel Rails)","description":"\u003cp\u003ePN - 300-140\u003c\/p\u003e\n\u003cp data-start=\"92\" data-end=\"703\"\u003eThe \u003cstrong data-start=\"96\" data-end=\"133\"\u003eHolley EFI Hi-Ram Intake Manifold\u003c\/strong\u003e is engineered for maximum performance on the \u003cstrong data-start=\"179\" data-end=\"225\"\u003eGM Gen V 6.2L LT1 direct-injected platform\u003c\/strong\u003e, offering high airflow and strong power in the \u003cstrong data-start=\"273\" data-end=\"291\"\u003e3500–8000+ RPM\u003c\/strong\u003e range. Its modular, removable-top design makes it easy to disassemble for custom porting, top swaps, or custom induction setups. The runners feature a smooth, high-radius plenum entry with optimized taper and cross-sectional area for broad performance across different engine combinations. Optional injector bosses allow for supplemental port injection alongside factory DI for added tuning and power potential.\u003c\/p\u003e\n\u003ch3 data-start=\"705\" data-end=\"733\"\u003e\u003cstrong data-start=\"709\" data-end=\"733\"\u003eKey Features \u0026amp; Specs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"734\" data-end=\"1492\"\u003e\n\u003cli data-start=\"734\" data-end=\"770\"\u003e\n\u003cp data-start=\"736\" data-end=\"770\"\u003e\u003cstrong data-start=\"736\" data-end=\"750\"\u003ePort size:\u003c\/strong\u003e 2.06” H x 1.53” W\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"771\" data-end=\"799\"\u003e\n\u003cp data-start=\"773\" data-end=\"799\"\u003e\u003cstrong data-start=\"773\" data-end=\"791\"\u003eRunner length:\u003c\/strong\u003e ~6.5”\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"800\" data-end=\"866\"\u003e\n\u003cp data-start=\"802\" data-end=\"866\"\u003e\u003cstrong data-start=\"802\" data-end=\"820\"\u003ePlenum volume:\u003c\/strong\u003e 549 cubic inches \u003cem data-start=\"838\" data-end=\"864\"\u003e(with 95mm or 105mm top)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"867\" data-end=\"940\"\u003e\n\u003cp data-start=\"869\" data-end=\"940\"\u003e\u003cstrong data-start=\"869\" data-end=\"885\"\u003eO-ring seals\u003c\/strong\u003e at cylinder heads and plenum top for a leak-free fit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"941\" data-end=\"1001\"\u003e\n\u003cp data-start=\"943\" data-end=\"1001\"\u003eRear plenum machined for \u003cstrong data-start=\"968\" data-end=\"999\"\u003eMAP sensor + 3 vacuum ports\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1002\" data-end=\"1073\"\u003e\n\u003cp data-start=\"1004\" data-end=\"1073\"\u003eHead flange clearance for fuel supply to the \u003cstrong data-start=\"1049\" data-end=\"1071\"\u003ehigh-pressure pump\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1074\" data-end=\"1155\"\u003e\n\u003cp data-start=\"1076\" data-end=\"1155\"\u003eIncreased runner wall thickness for custom porting at the runner\/plenum entry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1156\" data-end=\"1254\"\u003e\n\u003cp data-start=\"1158\" data-end=\"1254\"\u003e\u003cstrong data-start=\"1158\" data-end=\"1174\"\u003eTop options:\u003c\/strong\u003e 95mm, 105mm, dual 4150, dual 4500, or blank flange for custom throttle bodies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1255\" data-end=\"1313\"\u003e\n\u003cp data-start=\"1257\" data-end=\"1313\"\u003e\u003cstrong data-start=\"1257\" data-end=\"1276\"\u003eOverall height:\u003c\/strong\u003e 13.34” \u003cem data-start=\"1284\" data-end=\"1311\"\u003e(with EFI 95mm\/105mm top)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1314\" data-end=\"1352\"\u003e\n\u003cp data-start=\"1316\" data-end=\"1352\"\u003e\u003cstrong data-start=\"1316\" data-end=\"1344\"\u003eHeight at plenum flange:\u003c\/strong\u003e 9.44”\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1353\" data-end=\"1418\"\u003e\n\u003cp data-start=\"1355\" data-end=\"1418\"\u003e\u003cstrong data-start=\"1355\" data-end=\"1370\"\u003eA-B height:\u003c\/strong\u003e 12.10” \u003cem data-start=\"1378\" data-end=\"1416\"\u003e(with dual 4150\/4500 carb-style top)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1419\" data-end=\"1492\"\u003e\n\u003cp data-start=\"1421\" data-end=\"1492\"\u003eEasy assembly with \u003cstrong data-start=\"1440\" data-end=\"1469\"\u003etop-mounted plenum screws\u003c\/strong\u003e \u003cem data-start=\"1470\" data-end=\"1490\"\u003e(except front two)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1494\" data-end=\"1551\"\u003e\u003cstrong data-start=\"1498\" data-end=\"1551\"\u003eInjector\/Fuel Rail Details (Injector Port Models)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1552\" data-end=\"1882\"\u003e\n\u003cli data-start=\"1552\" data-end=\"1648\"\u003e\n\u003cp data-start=\"1554\" data-end=\"1648\"\u003eIncludes anodized, laser-etched fuel rails machined for \u003cstrong data-start=\"1610\" data-end=\"1633\"\u003e8AN O-ring fittings\u003c\/strong\u003e on both ends\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1649\" data-end=\"1728\"\u003e\n\u003cp data-start=\"1651\" data-end=\"1728\"\u003eDual rail mounting supports injectors \u003cstrong data-start=\"1689\" data-end=\"1726\"\u003e1.48” or 2.56” (O-ring to O-ring)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1729\" data-end=\"1882\"\u003e\n\u003cp data-start=\"1731\" data-end=\"1882\"\u003eInjector spec: \u003cstrong data-start=\"1746\" data-end=\"1780\"\u003e40mm height (O-ring to O-ring)\u003c\/strong\u003e with \u003cstrong data-start=\"1786\" data-end=\"1810\"\u003e14mm O-ring diameter\u003c\/strong\u003e\u003cbr data-start=\"1810\" data-end=\"1813\"\u003e\u003cem data-start=\"1815\" data-end=\"1880\"\u003e(Not compatible with LS2\/LS3\/LSA without a custom lower O-ring)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Phantom's Parts and Performance LLC","offers":[{"title":"Default Title","offer_id":43152786554939,"sku":"HLY300-140","price":1349.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/2358\/5339\/files\/LT1HiRamWithRails1.webp?v=1769048585","url":"https:\/\/phantompartsandperformance.com\/products\/holley-lt1-hi-ram-intake-manifold-105mm-w-fuel-rails","provider":"Phantom's Parts and Performance LLC","version":"1.0","type":"link"}