B&M 80820 Megashifter & Sportshifter Chrome Top Cover Replacement

B&M

<h3>B&M Racing & Performance: Seven Decades of Drivetrain Innovation</h3><p><strong>B&M Racing & Performance</strong> has been shaping the automotive aftermarket since the early 1950s, when founders Bob Spar and Mort Schuman combined their initials to create a brand that would redefine how performance enthusiasts interact with their vehicles. What began as a small operation focused on improving automatic transmission performance grew into one of the most decorated names in motorsport and street performance history.</p><p>From the very start, B&M operated on a simple philosophy: racers building products for racers. In the 1950s, the brand pioneered the use of a performance-reinforced Hydramatic transmission for racing. A decade later, B&M developed the automatic shifters that would become legendary on drag strips across the country, and soon after introduced race converters that helped push the sport forward. By 1965, a B&M-equipped automatic transmission was at the wheel of the first 200 mph Top Fuel run in history — a milestone that cemented the brand's place in racing lore.</p><p>Today, B&M's lineup spans a broad range of drivetrain performance products, all engineered around the same commitment to precision and durability that built the brand's reputation. The iconic <a href="/65-bm-manual-transmission-shifter-assembly-20988">manual transmission shifter assemblies</a> remain among B&M's most celebrated products, with models like the Ratchet Shifter and QuickSilver Shifter delivering positive mechanical gear engagement that serious drivers trust. Whether you're rowing through gears on a classic muscle car or piloting a modern performance build, B&M's shifters are engineered for zero ambiguity at every gear selection.</p><p>Beyond shifters, B&M is widely recognized for its cast deep aluminum <a href="/65-bm-automatic-transmission-oil-pan-8546">automatic transmission oil pans</a>, which increase fluid capacity to help manage heat during hard use — a critical consideration for towing, racing, or any high-stress application. The brand's <a href="/65-bm-differential-cover-2306">differential covers</a> follow the same design philosophy, offering added strength and improved fluid capacity for axle housings across a wide range of popular GM, Ford, and Chrysler platforms.</p><p>B&M is now part of the Holley family of brands, giving enthusiasts access to even more integration between B&M's drivetrain expertise and Holley's broader performance ecosystem. Through every era of automotive performance, B&M has remained at the forefront — not by chasing trends, but by setting them.</p><ul><li>Legendary Ratchet Shifters and QuickSilver automatic shifters</li><li>Precision manual shifters for street and race applications</li><li>Cast deep aluminum transmission pans for increased fluid capacity</li><li>Performance differential covers for GM, Ford, and Chrysler axles</li><li>Torque converters, shift kits, flexplates, and transmission coolers</li><li>Products engineered for street, strip, truck, Jeep, and off-road use</li></ul>