{"title":"Mitsubishi Diesel Engines","description":"\u003cp\u003eExplore new Mitsubishi engine listings at NY Engines. The catalog includes S4Q2, with technical reference tables, assembly details and fitment guidance.\u003c\/p\u003e\u003cp\u003eCheck the full S4Q2 specification code, governed speed and installation. Constant-speed and machine configurations need separate matching.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/heavy-machinery-diesel-engines\"\u003eBrowse all diesel engines\u003c\/a\u003e or email \u003ca href=\"mailto:info@nyengines.com\"\u003einfo@nyengines.com\u003c\/a\u003e with your engine plate and equipment details.\u003c\/p\u003e","products":[{"product_id":"mitsubishi-s4q2-engine-assembly-new-genuine","title":"Mitsubishi S4Q2 Engine Assembly - New Genuine","description":"\u003cp\u003eThis Mitsubishi S4Q2 listing offers a new engine assembly.\u003c\/p\u003e\n\u003cp\u003eThe Mitsubishi S4Q2 is a compact 2.505-litre four-cylinder diesel in the SQ series. Mitsubishi’s general engine chart documents a naturally aspirated, water-cooled design. Fuel-system specifications vary by suffix; match the full specification code and application before selecting an assembly.\u003c\/p\u003e\n\u003ch2\u003eSupply configuration\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCondition: New.\u003c\/li\u003e\n\u003cli\u003eAssembly scope: Engine assembly.\u003c\/li\u003e\n\u003cli\u003eConfirm the included components and installation arrangement with NY Engines before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cp\u003eThe figures below are manufacturer reference data for the versions identified. Final output, dimensions, controls and emissions equipment depend on the engine build and application.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEngine family\u003c\/th\u003e\n\u003ctd\u003eMitsubishi S4Q2 \/ SQ series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCylinder count\u003c\/th\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDisplacement\u003c\/th\u003e\n\u003ctd\u003e2.505 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBore × stroke\u003c\/th\u003e\n\u003ctd\u003e88 × 103 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCycle\u003c\/th\u003e\n\u003ctd\u003eFour-stroke diesel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCooling\u003c\/th\u003e\n\u003ctd\u003eWater cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAspiration — general SQ reference\u003c\/th\u003e\n\u003ctd\u003eNaturally aspirated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStarting\u003c\/th\u003e\n\u003ctd\u003eElectric starter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTechnical details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe S4Q2 uses a longer 103 mm stroke than the 95 mm stroke listed for the S4Q; these model names should not be treated as identical.\u003c\/li\u003e\n\u003cli\u003eThe general SQ reference uses electric starting and water cooling; match the complete electrical and cooling arrangement to the machine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoosing a replacement for Mitsubishi S4Q2\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMitsubishi lists a separate S4Q2-61SDB constant-speed engine. Its fixed-speed ratings should not be applied to an industrial machine without confirming the full specification code and governor setting.\u003c\/li\u003e\n\u003cli\u003eThe S4Q2 and S4Q share an 88 mm bore, but use different strokes and displacements. Match the full model designation when comparing internal assemblies and replacement options.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMitsubishi S4Q2 buying questions\u003c\/h2\u003e\u003ch3\u003eIs an S4Q the same engine as an S4Q2?\u003c\/h3\u003e\u003cp\u003eNo. Mitsubishi lists 2.311 L and a 95 mm stroke for S4Q, compared with 2.505 L and a 103 mm stroke for S4Q2. The similar names do not establish a replacement match.\u003c\/p\u003e\u003ch3\u003eCan generator ratings identify this S4Q2 assembly?\u003c\/h3\u003e\u003cp\u003eOnly if its full specification matches the documented generator configuration. Mitsubishi publishes S4Q2-61SDB separately; this listing requires its actual suffix and duty rating before applying those figures.\u003c\/p\u003e\n\u003ch2\u003eConfirm your engine match\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSend the full S4Q2 specification code, serial number and equipment model.\u003c\/li\u003e\n\u003cli\u003eMatch governed speed, injection-pump setup, flywheel housing, sump, mounts and shutdown linkage.\u003c\/li\u003e\n\u003cli\u003eIndustrial and generator specifications differ; confirm the actual power rating and electrical equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor fitment checks, availability or a quote, email \u003ca href=\"mailto:info@nyengines.com\"\u003einfo@nyengines.com\u003c\/a\u003e with your engine data-plate photo, machine details and required assembly scope.\u003c\/p\u003e\n\u003ch2\u003eWarranty, core and delivery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1-year NY Engines warranty.\u003c\/li\u003e\n\u003cli\u003eNo core deposit. No return of your old engine is required.\u003c\/li\u003e\n\u003cli\u003eStandard DDP freight: USD 1,580 per engine; estimated shipping time 3–4 weeks.\u003c\/li\u003e\n\u003cli\u003eFaster DDP freight: USD 2,320 per engine; estimated shipping time 2–3 weeks.\u003c\/li\u003e\n\u003cli\u003eFreight is charged at checkout for each engine. Confirm destination coverage and availability before ordering.\u003c\/li\u003e\n\u003cli\u003ePayment by bank transfer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdetails\u003e\u003csummary\u003eTechnical references\u003c\/summary\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.mhi.com\/jp\/business\/products-services\/industrial-machinery\/engines-diesel-gas\/engine-output-range-chart\" target=\"_blank\" rel=\"noopener\"\u003eMitsubishi Heavy Industries — engine specification chart (SQ series)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/engine-genset.mhi.com\/industrial-engines-constant-speed\/s4q2-61sdb\" target=\"_blank\" rel=\"noopener\"\u003eMitsubishi S4Q2-61SDB — constant-speed industrial engine\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/details\u003e\u003ch2\u003eBrowse related engine options\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/mitsubishi-diesel-engines\"\u003eMitsubishi engines\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/new-diesel-engines\"\u003eNew diesel engines\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":67839962153065,"sku":"MITSUBISHI-S4Q2","price":5056.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/8505\/8665\/files\/S4Q2.png?v=1792787651"}],"url":"https:\/\/nyengines.com\/collections\/mitsubishi-diesel-engines.oembed","provider":"My Store 3","version":"1.0","type":"link"}