{"product_id":"acl-5m909hx-std-chevrolet-sbc-main-bearings-extra-001-clearance","title":"ACL 5M909HX-STD Chevrolet SBC Main Bearings | Extra .001″ Clearance","description":"\u003cp\u003eACL 5M909HX-STD Performance Race Series main bearing set for Chevrolet small-block engines. Tri-metal construction, 1\/2 groove, and .001 in. extra clearance. Sold as a set of 5.\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: ACL Race Series Performance Engine Bearings\u003c\/li\u003e\n\u003cli\u003eManufacturer's part number: 5M909HX-STD\u003c\/li\u003e\n\u003cli\u003ePart type: Main Bearings\u003c\/li\u003e\n\u003cli\u003eProduct line: ACL Performance Race Series Main Bearing Sets\u003c\/li\u003e\n\u003cli\u003eApplication: Chevrolet Small Block\u003c\/li\u003e\n\u003cli\u003eBearing usage: Performance\u003c\/li\u003e\n\u003cli\u003eEngine crankshaft undersize (in.): 0.001 in.\u003c\/li\u003e\n\u003cli\u003eEngine crankshaft undersize (mm): 0.025mm\u003c\/li\u003e\n\u003cli\u003eGrooved bearing: Yes\u003c\/li\u003e\n\u003cli\u003eGroove location: Upper\u003c\/li\u003e\n\u003cli\u003eGroove style: 1\/2\u003c\/li\u003e\n\u003cli\u003eThrust bearing oversize: Stock\u003c\/li\u003e\n\u003cli\u003eBearing material: Tri-metal, copper-lead alloy\u003c\/li\u003e\n\u003cli\u003eQuantity: Sold as a set of 5\u003c\/li\u003e\n\u003cli\u003eNotes: Fits engines with housing bores of 2.100 in.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRace Series Construction\u003c\/h2\u003e\n\u003cp\u003eMulti-layered tri-metal copper alloy construction combines high strength with seizure resistance. Precision manufacturing helps maintain consistent clearances. Design features include extended grooves, increased crush, bearing eccentricity, and enlarged inside-diameter chamfers.\u003c\/p\u003e\n\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\n\u003cp\u003eConfirm the part number, engine application, housing bore, journal dimensions, and required assembled clearance for your build. The supplied specifications above list both extra clearance and crankshaft undersize terminology; confirm the correct sizing with ACL before ordering. Extra oil clearance is not the same as a crankshaft undersize.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67716973986105,"sku":"ACL-5M909HX-STD","price":84.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/files\/aclmainbearingpic_b497cf7a-4caf-4b43-ab90-d02658536b84.png?v=1792429501","url":"https:\/\/3vperformance.com\/products\/acl-5m909hx-std-chevrolet-sbc-main-bearings-extra-001-clearance","provider":"3V Performance","version":"1.0","type":"link"}