{"product_id":"main-bearing-set-197","title":"Sealed Power 4294M30 Main Bearing Set 0.030 Undersize — Fits Oldsmobile V8 Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout Sealed Power\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eSealed Power engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Sealed Power lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRestore Your Oldsmobile V8 with High-Performance Main Bearings\u003c\/h2\u003e\u003cp\u003eEnsuring the longevity and smooth operation of your Oldsmobile V8 engine starts with superior internal components. The \u003cb\u003eSealed Power 4294M30 Main Bearing Set\u003c\/b\u003e is precisely engineered for Oldsmobile V8 applications, providing a critical 0.030 inch undersize for crankshafts that have been machined. This set forms the vital support system for your engine's rotating assembly, guaranteeing optimal oil film and reducing friction for dependable power delivery.\u003c\/p\u003e\u003ch3\u003eEngineered for Oldsmobile V8 Durability \u0026amp; Accuracy\u003c\/h3\u003e\u003cp\u003eSealed Power main bearings are recognized for their exceptional quality and precision, crucial for the demanding environment within an Oldsmobile V8. This 0.030 undersize set is meticulously crafted to provide the exact clearance needed for reconditioned Oldsmobile crankshafts, ensuring proper oil pressure and minimizing wear. The robust construction is designed to withstand the stresses of both street and performance applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eAccurate 0.030\" Undersize:\u003c\/b\u003e Perfectly suited for Oldsmobile V8 crankshafts requiring specific grinding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRobust Material Composition:\u003c\/b\u003e Built for enhanced durability and extended engine life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOptimized Lubrication:\u003c\/b\u003e Ensures consistent oil film for reduced friction and heat buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Bearing Set:\u003c\/b\u003e Provides all necessary main bearings for a thorough engine overhaul.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eExact Fitment \u0026amp; Specifications\u003c\/h3\u003e\u003cp\u003eThis essential main bearing set, identified by part number \u003cb\u003e4294M30\u003c\/b\u003e, is specifically designed for \u003cb\u003eOldsmobile V8 engines\u003c\/b\u003e (e.g., 350, 400, 455). The 0.030 inch undersize is a critical specification, ensuring accurate crankshaft-to-bearing clearance after the crankshaft has been reconditioned to this precise dimension. Trust Sealed Power to deliver the exact fitment and reliability your Olds V8 deserves.\u003c\/p\u003e\u003ch3\u003eThe Foundation of a Reliable Oldsmobile V8\u003c\/h3\u003e\u003cp\u003eFor Oldsmobile V8 engines, the main bearings are fundamental to maintaining engine health and performance. The Sealed Power 4294M30 set is crucial for supporting the crankshaft under heavy loads, maintaining consistent oil pressure, and preventing metal-to-metal contact. This precision engineering translates directly into a more reliable engine, reduced risk of premature wear, and sustained power output for your classic or performance Olds.\u003c\/p\u003e\u003ch3\u003eYour Trusted Source for Oldsmobile V8 Parts\u003c\/h3\u003e\u003cp\u003eGGCRACING is committed to providing the highest quality components for your automotive projects, including the Sealed Power 4294M30 Main Bearing Set. We understand the unique requirements of Oldsmobile V8 enthusiasts and offer parts that meet stringent quality standards. Invest in the best for your engine rebuild and experience the superior performance and peace of mind that only premium parts from GGCRACING can deliver.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular Sealed Power products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/speed-pro-performance-2015-x3009-r1006\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Speed Pro Performance Street Catalog – 2015 Edition\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/cam-bearing-set-36\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Cam Bearing Set Standard Journal — Fits Small Block Chevy V8\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/main-bearing-spacer-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Main Bearing Spacer Set Standard — Fits 351C Crank in SBF\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/rod-bearing-171\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power 1555CPA10 Connecting Rod Bearing - 0.010 in Undersize - Pontiac V8\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/rod-bearing-172\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Rod Bearing 0.020 Undersize — Fits Pontiac V8 Engines\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"Sealed Power 4294M30 Main Bearing Set 0.030 Undersize \\u2014 Fits Oldsmobile V8 Engines\",\"description\":\"Restore your Oldsmobile V8 engine with Sealed Power 4294M30 main bearings. Accurate 0.030 undersize for reliable, long-lasting performance. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for Sealed Power?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the Sealed Power 4294M30 Main Bearing Set 0.030 Undersize \\u2014 Fits Oldsmobile V8 Engin?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most plug-and-play LED upgrades take 15-30 minutes per side. Full retrofits or harness installs may require additional wiring.\"}}]}\u003c\/script\u003e","brand":"Sealed Power","offers":[{"title":"Default Title","offer_id":41013700788308,"sku":"BDBR_4294M30","price":158.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/SEA4294M30.jpg?v=1715888807","url":"https:\/\/ggcracing.com\/products\/main-bearing-set-197","provider":"GGCRACING INC","version":"1.0","type":"link"}