{"title":"Chevrolet","description":null,"products":[{"product_id":"acl-performance-race-series-main-bearing-sets-5m909h-std","title":"ACL Performance Race Series Main Bearing Sets 5M909H-STD","description":"\u003cp\u003eACL Performance Race Series Main Bearing Sets\u003c\/p\u003e\n\u003cp\u003eMain Bearings, Race Series, Tri-Metal, 1\/2 Groove, Standard Size, Chevrolet, Small Block, Set of 5\u003c\/p\u003e\n\u003cp\u003eBrand:\u003cbr\u003eACL Race Series Performance Engine Bearings\u003cbr\u003eManufacturer's Part Number:\u003cbr\u003e5M909H-STD\u003cbr\u003ePart Type:\u003cbr\u003eMain Bearings\u003cbr\u003eProduct Line:\u003cbr\u003eACL Performance Race Series Main Bearing Sets\u003cbr\u003eBearing Usage:\u003cbr\u003ePerformance\u003cbr\u003eEngine Crankshaft Undersize (in.):\u003cbr\u003eStock\u003cbr\u003eEngine Crankshaft Undersize (mm):\u003cbr\u003eStock\u003cbr\u003eGrooved Bearing:\u003cbr\u003eYes\u003cbr\u003eGroove Location:\u003cbr\u003eUpper\u003cbr\u003eGroove Style:\u003cbr\u003e1\/2\u003cbr\u003eThrust Bearing Oversize:\u003cbr\u003eStock\u003cbr\u003eBearing Material:\u003cbr\u003eTri-metal, copper-lead alloy\u003cbr\u003eQuantity:\u003cbr\u003eSold as a set of 5.\u003cbr\u003eNotes:\u003cbr\u003eFits engines with housing bores of 2.100 in.\u003cbr\u003eACL Performance Race Series Main Bearing Sets\u003c\/p\u003e\n\u003cp\u003eACL Performance Race Series main bearing sets deliver everything performance bearings should be by utilizing design, metallurgy, engineering, precision quality control, and of course, years of knowledge and experience.\u003c\/p\u003e\n\u003cp\u003eMain bearings feature multi-layered tri-metal copper alloy construction that blends characteristics to provide high strength and excellent seizure resistance. They are manufactured to exact tolerances ensuring a reliable fit and helping to maintain consistent clearances. Main bearings are augmented with extended grooves, as well as other bearing enhancements, like increased crush, bearing eccentricity, and enlarged I.D. chamfers.\u003c\/p\u003e\n\u003cp\u003eACL Performance Race Series main bearing sets are produced in standard and extra clearance versions, with or without friction reducer coating, and with modifications to meet specific build requirements, such as narrowed bearings that permit additional edge clearance when running crankshafts with exceptionally large fillet radii.\u003c\/p\u003e\n\u003cp\u003eIn the heat of competition proven technology always comes through. The choice for your build should always be ACL Performance Race Series engine bearings. Choose the main bearing set designed for your vehicle.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67716808180025,"sku":"ACL-5M909H-STD","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/files\/aclmainbearingpic.png?v=1792424569"},{"product_id":"acl-5m429h-std-chevrolet-sbc-main-bearing-set","title":"ACL 5M429H-STD Chevrolet SBC Main Bearing Set | Standard","description":"\u003cp\u003eACL 5M429H-STD Race Series main bearing set for Chevrolet small-block engines. Standard-size bearings with tri-metal, copper-lead alloy construction, sold as a set of 5.\u003c\/p\u003e\n\u003ch2\u003eApplication\u003c\/h2\u003e\n\u003cp\u003eChevrolet Small Block Small Pin - 2.000\", 265, 283, 302, 327 ci V8.\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: 5M429H-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\u003eBearing usage: Performance\u003c\/li\u003e\n\u003cli\u003eSize: Standard\u003c\/li\u003e\n\u003cli\u003eEngine crankshaft undersize (in.): Stock\u003c\/li\u003e\n\u003cli\u003eEngine crankshaft undersize (mm): Stock\u003c\/li\u003e\n\u003cli\u003eGrooved bearing: Yes\u003c\/li\u003e\n\u003cli\u003eGroove location: Upper and lower\u003c\/li\u003e\n\u003cli\u003eGroove style: 3\/4\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\u003c\/ul\u003e\n\u003ch2\u003eRace Series Construction\u003c\/h2\u003e\n\u003cp\u003eMulti-layered tri-metal copper alloy construction combines strength with seizure resistance. Precision manufacturing helps maintain consistent clearances, while 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, journal dimensions, and required assembled clearance for your build. This listing is for the standard-size 5M429H-STD set. Extra oil clearance is not the same as a crankshaft undersize.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67716838850873,"sku":"ACL-5M429H-STD","price":104.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/files\/aclmainbearingpic_4c0c7135-3677-47d9-a52b-7b07dd3bf0cb.png?v=1792424986"},{"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"},{"product_id":"acl-5m909h-01-chevrolet-262-v8-main-bearings","title":"ACL 5M909H-01 Chevrolet 262ci V8 Main Bearings | .001 Undersize","description":"\u003cp\u003eACL 5M909H-01 Race Series main bearing set, .001 undersize, for the Chevrolet 262ci (4.3L) V8 OHV 2v application. Sold as a set of 5.\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: ACL\u003c\/li\u003e\n\u003cli\u003eManufacturer's part number: 5M909H-01\u003c\/li\u003e\n\u003cli\u003eProduct type: Race Main Bearing Set\u003c\/li\u003e\n\u003cli\u003eSize: .001 Undersize\u003c\/li\u003e\n\u003cli\u003eApplication: Chevrolet 262ci (4.3L) V8 OHV 2v\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 5\u003c\/li\u003e\n\u003cli\u003eGrade type: Performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWidth: 0.807 in.\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 2.6416 in.\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 2.6406 in.\u003c\/li\u003e\n\u003cli\u003eShaft Diameter: 2.4493 in.\u003c\/li\u003e\n\u003cli\u003eShaft Diameter: 2.4484 in.\u003c\/li\u003e\n\u003cli\u003eMaximum Wall Thickness: 0.0954 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 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, journal dimensions, and required assembled clearance for your build. This listing specifies a Chevrolet 262ci (4.3L) V8 application. Confirm compatibility rather than selecting by displacement alone. Extra oil clearance is not the same as a crankshaft undersize.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67716980572473,"sku":"ACL-5M909H-01","price":97.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/files\/aclmainbearingpic_d7402f65-a893-4a3a-8ecb-1c9eaacbadb6.png?v=1792429975"},{"product_id":"clevite-ms829hx-chevrolet-bbc-main-bearings","title":"Clevite MS829HX Chevrolet BBC Main Bearings | Extra .001″ Clearance","description":"\u003cp\u003eClevite MS829HX H-Series main bearing set for Chevrolet big-block engines. Tri-metal TM-77 construction with a 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: Clevite Engine Parts\u003c\/li\u003e\n\u003cli\u003eManufacturer's part number: MS829HX\u003c\/li\u003e\n\u003cli\u003eProduct line: Clevite H-Series Main Bearings\u003c\/li\u003e\n\u003cli\u003eApplication: Chevrolet Big Block\u003c\/li\u003e\n\u003cli\u003eBearing usage: Performance\u003c\/li\u003e\n\u003cli\u003eEngine crankshaft undersize (in.): Stock\u003c\/li\u003e\n\u003cli\u003eEngine crankshaft undersize (mm): Stock\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, TM-77\u003c\/li\u003e\n\u003cli\u003eQuantity: Sold as a set of 5\u003c\/li\u003e\n\u003cli\u003eClearance note: Thinner than standard for .001 in. extra clearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eH-Series Construction\u003c\/h2\u003e\n\u003cp\u003eDeveloped primarily for NASCAR racing, Clevite H-Series main bearings are also suited to other competition engines, especially those operating at medium-to-high revs. Steel backings, selected overlays, a high crush factor, and medium eccentricity support performance applications.\u003c\/p\u003e\n\u003cp\u003eEnlarged side chamfers provide crank-fillet clearance. The bearings are made without flash plating for better seating.\u003c\/p\u003e\n\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\n\u003cp\u003eConfirm the part number, engine application, journal dimensions, and required assembled clearance for your build. This MS829HX set provides .001 in. extra clearance; extra oil clearance is not the same as a crankshaft undersize.\u003c\/p\u003e","brand":"Clevite","offers":[{"title":"Default Title","offer_id":67717215387961,"sku":"CLE-MS829HX","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/products\/CLEVITE_240x240_bdadc4f4-4793-448c-baf7-cfcd6562c3a8.png?v=1570561254"},{"product_id":"acl-5m7298hxx-std-chevrolet-ls-main-bearings","title":"ACL 5M7298HXX-STD Chevrolet LS Main Bearings | Extra .002″ Clearance","description":"\u003cp\u003eACL 5M7298HXX-STD Race Series main bearing set for Chevrolet LS engines, with .002 in. extra clearance and tri-metal construction for performance engine applications.\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: ACL\u003c\/li\u003e\n\u003cli\u003eManufacturer's part number: 5M7298HXX-STD\u003c\/li\u003e\n\u003cli\u003eProduct type: Race Series Main Bearing Set\u003c\/li\u003e\n\u003cli\u003eApplication: Chevrolet LS\u003c\/li\u003e\n\u003cli\u003eExtra clearance: .002 in.\u003c\/li\u003e\n\u003cli\u003eConstruction: Tri-metal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRace Series Features\u003c\/h2\u003e\n\u003cp\u003eACL Race Series bearings combine design, metallurgy, and manufacturing processes to support high-performance and high-RPM engine operation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-strength overlay plate with reduced thickness for fatigue resistance\u003c\/li\u003e\n\u003cli\u003eIncreased bearing crush for housing retention\u003c\/li\u003e\n\u003cli\u003eNo flash plating on bearing backs, supporting heat transfer and housing grip\u003c\/li\u003e\n\u003cli\u003eIncreased eccentricity to compensate for bore distortion and support oil-film formation at high RPM\u003c\/li\u003e\n\u003cli\u003eTight, consistent wall tolerances for stable bearing clearances\u003c\/li\u003e\n\u003cli\u003eEnlarged inside-diameter chamfers to accommodate large-fillet-radius performance crankshafts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\n\u003cp\u003eConfirm the part number, engine application, groove specification, journal dimensions, and required assembled clearance for your build. This listing is for the 5M7298HXX-STD set with .002 in. extra clearance, not the HX version with .001 in. extra clearance. Extra oil clearance is not the same as a crankshaft undersize.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67717246091577,"sku":"ACL-5M7298HXX-STD","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/files\/aclmainbearingpic_5c2425ab-4fda-4bdf-b06c-75cb850a2fc2.png?v=1792434314"},{"product_id":"acl-performance-race-series-main-bearing-sets-5m7298h-01","title":"ACL 5M7298H-01 Chevrolet LS Main Bearings | .001″ Undersize","description":"\u003cp\u003eACL 5M7298H-01 Race Series main bearing set for Chevrolet LS engines. Tri-metal, copper-lead alloy construction with .001 in. crankshaft undersize. 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: 5M7298H-01\u003c\/li\u003e\n\u003cli\u003eProduct line: ACL Performance Race Series Main Bearing Sets\u003c\/li\u003e\n\u003cli\u003eApplication: Chevrolet LS\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: 3\/4\u003c\/li\u003e\n\u003cli\u003eNotes: Features a 270-degree groove\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\u003c\/ul\u003e\n\u003ch2\u003eRace Series Construction\u003c\/h2\u003e\n\u003cp\u003eMulti-layered tri-metal copper alloy construction combines 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, journal dimensions, groove specification, and required assembled clearance for your build. This listing specifies .001 in. crankshaft undersize, not .001 in. extra oil clearance. Choose bearings based on the crankshaft measurements and your build requirements.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67717248549177,"sku":"ACL-5M7298H-01","price":164.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0102\/9082\/3219\/files\/aclmainbearingpic_955a034c-2a80-4afb-a86d-d1e2f311d632.png?v=1792434690"}],"url":"https:\/\/3vperformance.com\/collections\/engine-make_chevrolet\/brg-type_main.oembed","provider":"3V Performance","version":"1.0","type":"link"}