{"product_id":"mahle-ms-piston-set-for-gm-ls-408ci-with-4-030-inch-bore-and-4-inch-stroke-part-number-mhl930219530","title":"Mahle MS Piston Set for GM LS 408ci with 4.030-inch Bore and 4-inch Stroke - Part Number MHL930219530","description":"\u003cp\u003eThe Mahle MS Piston Set for GM LS engines is engineered to enhance performance and durability for 408 cubic inch displacement applications. Designed specifically for LS1, LS2, and LS6 style cathedral port heads, these pistons feature a 4.030-inch bore and a 4-inch stroke, making them suitable for high-performance rebuilds and custom engine builds. Constructed with precision and quality, each piston weighs approximately 426 grams and includes a 0.927-inch wrist pin bore, ensuring reliable operation under demanding conditions. The set boasts a compression ratio of 9.2:1 and a combustion chamber volume of -28.0cc, optimizing power output and efficiency. Features include a robust design tailored for increased durability and performance in high-stress environments, making these pistons ideal for enthusiasts and professional mechanics alike. Compatibility with specific LS engine configurations ensures a precise fit and seamless integration into your engine build. These pistons are not carb-approved and require carb acknowledgment, reflecting their specialized application for modern fuel injection systems. With a weight of about 0.46 pounds per piston, they are lightweight yet durable, supporting high RPMs and vigorous driving conditions. Suitable for enthusiasts seeking a reliable upgrade or rebuild for their LS engines, the Mahle MS Piston Set delivers quality and performance backed by Mahle’s reputation for excellence in automotive components.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for GM LS 408ci applications with 4.030-inch bore and 4-inch stroke\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with LS1\/2\/6 style cathedral port heads\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes a 0.927-inch wrist pin bore for secure piston assembly\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression ratio of 9.2:1 for balanced power and efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCombustion chamber volume of -28.0cc for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed for durability and high performance in demanding conditions\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLightweight design at approximately 426 grams per piston\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires carb acknowledgment; not carb approved\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for high-revving and performance engine builds\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart number MHL930219530, manufactured by Mahle\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":46982865486023,"sku":"mhl930219530","price":934.97,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/628353b485afeefee890fd0672edeba8_8abc80c2-d339-407c-a610-2a725777d603.jpg?v=1786499321","url":"https:\/\/mainstreeteshop.com\/products\/mahle-ms-piston-set-for-gm-ls-408ci-with-4-030-inch-bore-and-4-inch-stroke-part-number-mhl930219530","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}