{"product_id":"cfmi-hd-engine-crossmember-for-1973-1991-squarebody-chevy-and-gmc-k-series-trucks-blazers-and-suburbans","title":"CFMi - HD Engine Crossmember for 1973–1991 Squarebody Chevy and GMC K-Series Trucks, Blazers and Suburbans","description":"\u003ch2\u003eCFM Industries HD Engine Crossmember\u003c\/h2\u003e\n\n\u003cp\u003eStrengthen your Squarebody chassis with this \u003cstrong\u003eheavy-duty replacement engine crossmember\u003c\/strong\u003e designed for 1973–1987 Chevy and GMC K-Series trucks and 1991 Blazers, Jimmys, and Suburbans. Built as a complete replacement for the factory crossmember and motor mount support structure, this setup provides increased strength, improved clearance, and better support for serious off-road and drivetrain builds.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for everything from crossover steering conversions to LS and Duramax swaps, this crossmember offers significantly more capability than the factory setup while maintaining serviceability through a removable center section.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplete heavy-duty replacement engine crossmember\u003c\/li\u003e\n\u003cli\u003eReplaces factory crossmember and side motor mount support triangles\u003c\/li\u003e\n\u003cli\u003eDrop-out removable center section for oil pan access\u003c\/li\u003e\n\u003cli\u003eOptional track bar tabs for crossover steering conversions\u003c\/li\u003e\n\u003cli\u003eCompatible with LS swap oil pans and Duramax swaps\u003c\/li\u003e\n\u003cli\u003eImproved chassis strength over factory crossmember\u003c\/li\u003e\n\u003cli\u003eHigher-clearance center section design\u003c\/li\u003e\n\u003cli\u003eReversible center section for axle or oil pan clearance tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eFits \u003cstrong\u003e1973–1987 Chevy and GMC K-Series 4WD Squarebody trucks\u003c\/strong\u003e and \u003cstrong\u003e1991 Blazer, Jimmy, and Suburban models\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptional track bar tabs\u003c\/li\u003e\n\u003cli\u003e2WD to 4WD conversion compatibility\u003c\/li\u003e\n\u003cli\u003e1\/2-ton, 3\/4-ton, and 1-ton frame options\u003c\/li\u003e\n\u003cli\u003eMotor mount options available\u003c\/li\u003e\n\u003cli\u003eEngine-specific configuration options available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Fitment Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine must be lifted and supported during installation\u003c\/li\u003e\n\u003cli\u003eSome drilling may be required depending on frame application\u003c\/li\u003e\n\u003cli\u003eMinimum suspension lift required for axle clearance\u003c\/li\u003e\n\u003cli\u003eFactory GM 10-bolt axles typically require 2.5–3 inches of lift minimum\u003c\/li\u003e\n\u003cli\u003eDana 60 axle swaps generally require at least 4 inches of lift\u003c\/li\u003e\n\u003cli\u003eCenter section can be rotated for additional oil pan or axle clearance depending on application\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBolts into most existing factory rivet holes\u003c\/li\u003e\n\u003cli\u003eAdditional drilling may be required\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended for drivetrain and suspension builds\u003c\/li\u003e\n\u003cli\u003eIdeal for crossover steering, LS swaps, Duramax swaps, and custom suspension setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade to order\u003c\/li\u003e\n\u003cli\u003eTypical lead time: 1–2 weeks before shipping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy This Upgrade Works\u003c\/h3\u003e\n\u003cp\u003eThe factory Squarebody engine crossmember becomes a limitation once larger axles, crossover steering, or drivetrain swaps enter the picture. This HD replacement system improves clearance, increases chassis strength, and provides a much stronger foundation for serious off-road and custom builds.\u003c\/p\u003e\n","brand":"CFMi","offers":[{"title":"4wd \/ 1\/2 Ton \/ No","offer_id":46549136507079,"sku":null,"price":417.95,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 1\/2 Ton \/ Yes Small Block\/Big block (+ $197.95)","offer_id":46549136539847,"sku":null,"price":615.9,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 1\/2 Ton \/ Yes LS (+$208.95)","offer_id":46549136572615,"sku":null,"price":626.9,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 3\/4 Ton \/ No","offer_id":46549136605383,"sku":null,"price":417.95,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 3\/4 Ton \/ Yes Small Block\/Big block (+ $197.95)","offer_id":46549136638151,"sku":null,"price":615.9,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 3\/4 Ton \/ Yes LS (+$208.95)","offer_id":46549136670919,"sku":null,"price":626.9,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 1 Ton \/ No","offer_id":46549136703687,"sku":null,"price":417.95,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 1 Ton \/ Yes Small Block\/Big block (+ $197.95)","offer_id":46549136736455,"sku":null,"price":615.9,"currency_code":"USD","in_stock":true},{"title":"4wd \/ 1 Ton \/ Yes LS (+$208.95)","offer_id":46549136769223,"sku":null,"price":626.9,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 1\/2 Ton \/ No","offer_id":46549136801991,"sku":null,"price":417.95,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 1\/2 Ton \/ Yes Small Block\/Big block (+ $197.95)","offer_id":46549136834759,"sku":null,"price":615.9,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 1\/2 Ton \/ Yes LS (+$208.95)","offer_id":46549136867527,"sku":null,"price":626.9,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 3\/4 Ton \/ No","offer_id":46549136900295,"sku":null,"price":417.95,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 3\/4 Ton \/ Yes Small Block\/Big block (+ $197.95)","offer_id":46549136933063,"sku":null,"price":615.9,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 3\/4 Ton \/ Yes LS (+$208.95)","offer_id":46549136965831,"sku":null,"price":626.9,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 1 Ton \/ No","offer_id":46549136998599,"sku":null,"price":417.95,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 1 Ton \/ Yes Small Block\/Big block (+ $197.95)","offer_id":46549137031367,"sku":null,"price":615.9,"currency_code":"USD","in_stock":true},{"title":"2wd converting to 4wd \/ 1 Ton \/ Yes LS (+$208.95)","offer_id":46549137064135,"sku":null,"price":626.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/7275\/5399\/files\/Engine_crossmember.webp?v=1778820121","url":"https:\/\/blazinbiddlesoffroad.com\/products\/cfmi-hd-engine-crossmember-for-1973-1991-squarebody-chevy-and-gmc-k-series-trucks-blazers-and-suburbans","provider":"Blazin BIddles Off-Road","version":"1.0","type":"link"}