{"product_id":"mahle-ms-piston-set-for-small-block-chevrolet-407-cid-with-4-155-inch-bore","title":"Mahle MS Piston Set for Small Block Chevrolet 407 CID with 4.155 Inch Bore","description":"\u003cp\u003eThis Mahle MS piston set is engineered specifically for small block Chevrolet engines, offering a reliable solution for high-performance rebuilds and custom applications. Designed for a 407 cubic inch displacement, these pistons feature a bore diameter of 4.155 inches and a stroke of 3.750 inches, ensuring precise fit and optimal engine performance. The set includes eight pistons with a 6.125-inch connecting rod length and a 0.927-inch wrist pin diameter, providing balanced combustion and durability. Coated with phosphate and Grafal, these pistons are built to withstand high temperatures and reduce friction, contributing to longevity and consistent operation in demanding conditions. The compression ratio of 9.4:1 makes them suitable for a variety of performance builds, from street to track applications. They are not carb-approved and require carb acknowledgment, making them ideal for specialized engine setups. Weighing approximately 467 grams each, these pistons are lightweight yet robust, ensuring efficient power transfer and engine responsiveness.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBore size: 4.155 inches for precise fit in 407 CID small block Chevy engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStroke: 3.750 inches for optimal engine displacement and performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConnecting rod length: 6.125 inches for balanced combustion dynamics\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWrist pin diameter: 0.927 inches, designed for durability and smooth motion\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCoatings: Phosphate and Grafal to reduce friction and enhance heat resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression ratio: 9.4:1 suitable for a variety of performance builds\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngine compatibility: Chevrolet small block engines, 407 cubic inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSet includes: Eight pistons designed for high-performance engine assemblies\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":46977696891079,"sku":"mhl930211155","price":872.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/3307fd81aa46f65dee205dcd4708a4ef_730d926a-efeb-4c5d-873c-15bdbdf1d223.jpg?v=1786415440","url":"https:\/\/mainstreeteshop.com\/products\/mahle-ms-piston-set-for-small-block-chevrolet-407-cid-with-4-155-inch-bore","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}