{"product_id":"honda-civic-2012-2015-1-8l-engine-r18a","title":"Honda Civic 2012-2015 1.8L Engine | R18A","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eLow-mileage Honda R18A 1.8L engine imported from Japan 🇯🇵. Compression-tested and ready for installation—designed as a JDM replacement option for compatible 2012–2015 Honda Civic models originally equipped with the North American R18Z1 engine.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eEngine code:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e R18A (JDM replacement option for select R18Z1 applications)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eConfiguration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Inline-4 SOHC 16-valve i-VTEC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDisplacement:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1.8L (1799 cc)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eFuel system:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Multi-point programmed fuel injection (PGM-FI)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eAspiration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Naturally aspirated\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eMileage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 45,000–65,000 miles (low-mileage JDM import)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCompression ratio:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 10.5:1 (JDM R18A factory specification; verified consistent compression across cylinders)\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFits:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHonda Civic Sedan 1.8L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (2012–2015)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHonda Civic Coupe 1.8L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (2012–2015)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect manual, automatic, and CVT applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eStandard gasoline models originally equipped with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eR18Z1 engine\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eR18A i-VTEC\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is known for its smooth power delivery, excellent fuel economy, low maintenance requirements, and dependable everyday operation. It is a practical OEM-style replacement option for compatible ninth-generation Honda Civic models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eNorth American 2012–2015 Civics were originally equipped with the R18Z1—not the R18A. The JDM R18A must be compared with the original engine before installation, as cylinder-head, intake, exhaust, sensor, emissions, and accessory configurations may differ.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eInstallation may require transferring the original USDM intake and exhaust components, throttle body, fuel rail and injectors, wiring harness, ECU, sensors, engine mounts and brackets, accessories, oil pan, valve cover, flywheel or flexplate, and other external components as needed.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThis engine does not fit Civic Si, Hybrid, or Natural Gas models. Fitment information is provided for reference only. Please confirm compatibility with a certified mechanic by verifying the engine configuration and vehicle VIN before purchasing, or contact us and we’ll help confirm fitment.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"JDM Calimotors Sports","offers":[{"title":"Default Title","offer_id":43827996098623,"sku":null,"price":995.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/jdmcali.com\/products\/honda-civic-2012-2015-1-8l-engine-r18a","provider":"JDM Calimotors Sports","version":"1.0","type":"link"}