{"product_id":"clevite-mazda-1324-1597-1840cc-1986-93-main-bearing-set","title":"Clevite A-Series Main Bearing Set (Standard) - NA\/NB Miata (90-05)","description":"\u003cp\u003eThe Clevite MS1802A is an A-Series crankshaft main bearing set in standard size for the 1990-1997 Mazda Miata (NA) and 1999-2005 Mazda Miata (NB). It is a full engine set; one set does one engine. Thrust washers are not included: Clevite's catalog states that this set requires a thrust washer set and names TW-472S.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFull engine main bearing set; one set per engine\u003c\/li\u003e\n\u003cli\u003eThrust washers NOT included. Clevite specifies thrust washer set TW-472S, sold separately\u003c\/li\u003e\n\u003cli\u003eSize: Standard. Standard shaft (main journal) diameter 1.9661-1.9668 in; housing bore 2.1260-2.1267 in\u003c\/li\u003e\n\u003cli\u003eMaximum wall thickness 0.0792 in; maximum length 0.6940 in; vertical oil clearance 0.0009-0.0017 in\u003c\/li\u003e\n\u003cli\u003eClevite A-Series, catalogued as OE Replacement grade; bearing material AL-3. Country of origin: Japan\u003c\/li\u003e\n\u003cli\u003eClevite also lists this set in 0.25 mm undersize (MS1802A25MM). Measure every journal with a micrometer and check assembled oil clearance before choosing a size\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Crankshaft main bearings. 1990-1997 Mazda Miata (NA) and 1999-2005 Mazda Miata (NB). Clevite's catalog lists this part number by year, make and model only, with no engine, trim or transmission split. Not listed for the 2006+ MX-5 Miata (NC\/ND).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart number:\u003c\/strong\u003e Clevite MS1802A\u003c\/p\u003e\u003cp\u003eThis Part Fits:\u003c\/p\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth align=\"left\" width=\"100\"\u003eYear\u003c\/th\u003e\n\u003cth align=\"left\" width=\"125\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\" width=\"150\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\" width=\"80\"\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1990-1997\u003c\/td\u003e\n\u003ctd\u003eMazda\u003c\/td\u003e\n\u003ctd\u003eMiata\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2005\u003c\/td\u003e\n\u003ctd\u003eMazda\u003c\/td\u003e\n\u003ctd\u003eMiata\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Clevite","offers":[{"title":"Default Title","offer_id":45995444764897,"sku":"CLEMS1802A","price":79.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/6849\/0465\/files\/c0e8f0e29d5634276d38b3dd2bcff7b2.jpg?v=1734270277","url":"https:\/\/www.garage-56.com\/products\/clevite-mazda-1324-1597-1840cc-1986-93-main-bearing-set","provider":"Garage 56 Engineering ","version":"1.0","type":"link"}