{"product_id":"rear-main-seal-set-with-o-ring-gasket-crankshaft-s","title":"Rear Main Seal Set With O Ring Gasket Crankshaft Seal For Chevrolet GMC Hummer Pontiac LS LSX LS1 LQ4 LQ9 LS2 LS3 LS7 4.8L 5.3L 5.7L 6.0L Oil Leak Prevention Replacement BS40640 That Stops Leaks Around Camshafts And Valves","description":"\u003cdiv\u003eLS Engine Rear Main Seal Kit with O-Ring Gasket (BS40640)\u003cbr\u003e\n✔️ Replaces BS40640, single kit for GM LS engines, seals around crank \u003cp\u003eThe rear main seal set with O-ring gasket is a replacement kit designed to stop oil leaks around the rear of the engine block, especially where the crankshaft interacts with the seal. It's commonly used on LS-family GM engines in Chevrolet, GMC, Hummer, Pontiac, Saab, and Isuzu models. This kit helps prevent oil seepage around camshafts, rockers, and valves by restoring a tight, reliable seal.\u003c\/p\u003e \u003cp\u003e✅ BS40640 rear main seal kit\u003cbr\u003e✅ O-ring gasket included for secure sealing around crank area\u003cbr\u003e✅ Fits GM 4.8L, 5.3L, 5.7L, 6.0L LS engines\u003cbr\u003e✅ Prevents engine oil leaks around camshafts, rockers, and valves\u003cbr\u003e✅ Compatible with Chevrolet, GMC, Hummer, Pontiac, Saab, Isuzu\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a rear main seal kit used for in engines?\u003cbr\u003eEngine seal kits help prevent oil leaks at the rear of the engine by sealing the crankshaft end and rear main cap.\u003cbr\u003e- Restores an effective seal around the crankcase\/rear main area\u003cbr\u003e- Includes gasket and seals suitable for LS-family GM engines\u003cbr\u003e- Handy fix to reduce oil loss and keep engines cleaner\u003cbr\u003e- Works with common GM brands in 4.8L-6.0L configurations\u003c\/p\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48203004739819,"sku":"VXB0D2952MNS","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61czOODBQUL.jpg?v=1778809010","url":"https:\/\/vxb.com\/products\/rear-main-seal-set-with-o-ring-gasket-crankshaft-s","provider":"VXB Bearings","version":"1.0","type":"link"}