{"product_id":"polished-6-71-street-supercharger-kit","title":"Polished 6-71 Street Supercharger Kit","description":"The Weiand 7582P is a polished 6-71 street supercharger kit, offering a nostalgic styling with modern manufacturing. Engineered for 1955-1986 Small Block Chevrolet engines, this kit is CNC machined for precision and undergoes 100% boost testing to ensure optimal performance. It features matched gear sets for precise rotor alignment, ensuring smooth operation and consistent power delivery.\n\nThis supercharger kit includes a 34-tooth lower pulley and a 38-tooth upper pulley, providing an 11% underdrive for enhanced streetability. Weiand's 6-71 blower kits are designed to deliver significant increases in horsepower and torque across the RPM range, with some sources suggesting gains of 45-55% more streetable power, or 100-175+ horsepower and torque for heavy-duty applications.\n\nThe kit comes complete with essential components for installation, including a one-piece aluminum nose drive assembly, upper and lower drive pulleys, an idler pulley with bracket, and a dual V-belt accessory drive. It is designed to produce approximately 10-12 lbs of boost. Weiand's exclusive two-lobe rotors are incorporated for maximum boost at lower RPMs.","brand":"Weiand","offers":[{"title":"Default Title","offer_id":52664117297464,"sku":"7582P","price":4957.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687540338.jpg?v=1784333524","url":"https:\/\/store.motormia.co\/products\/polished-6-71-street-supercharger-kit","provider":"MOTORMIA","version":"1.0","type":"link"}