{"product_id":"mahle-ms-piston-set-for-small-block-chevy-409cid-with-4-165-inch-bore-and-3-750-inch-stroke","title":"Mahle MS Piston Set for Small Block Chevy 409cid with 4.165-inch Bore and 3.750-inch Stroke","description":"\u003cp\u003eThe Mahle MS Piston Set for Small Block Chevy 409cid offers high-performance components designed for demanding engine builds. Crafted with precision from 4032 aluminum, these pistons feature a flat top design with a 4.165-inch bore, ideal for achieving optimal combustion efficiency and power output. The set includes eight pistons, each weighing approximately 492 grams, with a compression ratio of 11.7:1, making it suitable for performance applications. The pistons are engineered with a 0.927-inch pin diameter and a 5.700-inch connecting rod length to match a 3.750-inch stroke crankshaft, ensuring proper fitment and durability within the engine block.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial: 4032 aluminum for strength and thermal stability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBore Diameter: 4.165 inches for high-performance engine builds\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStroke: 3.750 inches providing optimal piston movement\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConnecting Rod Length: 5.700 inches for precise engine balancing\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePiston Pin Diameter: 0.927 inches for secure attachment\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression Ratio: 11.7:1 for increased power and efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFlat Top Design: Supports higher compression and improved airflow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWeight: Approximately 492 grams per piston for balanced engine operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: Mahle MS Piston Set SBC 408ci, model number mhl930200265\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: Suitable for custom engine builds, performance upgrades, and racing\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":46981370183879,"sku":"mhl930200265","price":760.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/a3916291e80a1fd9be68ac1e8e060c83_4be189f2-30be-4754-8637-e5cff170a0d1.jpg?v=1786471860","url":"https:\/\/mainstreeteshop.com\/products\/mahle-ms-piston-set-for-small-block-chevy-409cid-with-4-165-inch-bore-and-3-750-inch-stroke","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}