{"product_id":"6728-3927-5-7-small-block-mopar-hemi-gen-iii-fx-series-9cc-dome-top-gen-iii-hemi-forged-piston-set-3-927-inch-bore-pin-dia-0-945-comp-height-1-21","title":"DSS Racing FX Series +9cc Dome Top Forged Piston Set: Fits Chrysler \/ Dodge \/ Jeep \/ Ram 5.7L Hemi","description":"\u003ch3\u003eDSS Racing FX Series +9cc Dome Top Forged Piston Set\u003c\/h3\u003e\u003cp\u003eFits Most Chrysler \/ Dodge \/ Jeep \/ Ram 5.7L Hemi Models\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6728-3927 \/ 2-6728-3927 \/ 3-6728-3927 \/ K1-6728-3927 \/ K2-6728-3927 \/ K3-6728-3927\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series +9cc Dome Top Forged Piston Set is engineered specifically for Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 5.7L Hemi engine. Designed to enhance engine performance and durability, these pistons are an ideal upgrade for enthusiasts seeking improved compression and combustion efficiency. Whether you're rebuilding your engine or upgrading for higher power output, this piston set offers a reliable foundation for performance builds.\u003c\/p\u003e\u003cp\u003eFeaturing a +9cc dome top design, these pistons increase the compression ratio, helping to optimize power delivery and throttle response. They are compatible with the 347 Small Block Mopar Hemi Gen III platform and built to exacting standards to ensure a precise fit and long-lasting performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese forged pistons incorporate advanced design elements and high-quality materials to meet the demands of high-performance applications:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e+9cc dome top for increased compression and improved combustion efficiency\u003c\/li\u003e\n\u003cli\u003eComp height of 1.21 inches for optimal piston-to-head clearance\u003c\/li\u003e\n\u003cli\u003e.945-inch pin diameter compatible with full-floating or press-fit configurations\u003c\/li\u003e\n\u003cli\u003eRing groove dimensions of 1.2mm\/1.2mm\/3mm for reliable ring sealing and durability\u003c\/li\u003e\n\u003cli\u003eDesigned for a 3.578-inch stroke and 6.243-inch connecting rod length\u003c\/li\u003e\n\u003cli\u003eApproximate compression ratios vary by combustion chamber volume: 65cc–12.12, 74cc–10.75, 85cc–9.47\u003c\/li\u003e\n\u003cli\u003eForged construction for superior strength and resistance to high stress\u003c\/li\u003e\n\u003cli\u003ePrecision machining ensures consistent performance and fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eManufactured from high-grade forged aluminum alloy, these pistons deliver exceptional strength-to-weight ratio, allowing them to withstand the rigors of high-performance and forced induction applications. The dome top design not only increases compression but also promotes efficient air-fuel mixture combustion, contributing to improved power and throttle response.\u003c\/p\u003e\u003cp\u003eThe pistons are CNC-machined to tight tolerances, ensuring precise ring groove dimensions and pin bore alignment. This attention to detail reduces friction and wear, enhancing engine longevity. The option for full-floating or press-fit wrist pins provides flexibility depending on your engine build preferences.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis piston set is designed to fit most Chrysler, Dodge, Jeep, and Ram 5.7L Hemi engines, specifically the 347 Small Block Mopar Hemi Gen III platform. Installation requires standard engine rebuild procedures, including proper ring end gap setting and piston orientation. Due to the +9cc dome volume, it is important to verify piston-to-valve clearance and combustion chamber volume to achieve the desired compression ratio and avoid interference.\u003c\/p\u003e\u003cp\u003eProfessional installation is recommended to ensure optimal performance and reliability. These pistons are compatible with stock and aftermarket components designed for the 5.7L Hemi engine.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSet of forged +9cc dome top pistons (quantity as per SKU)\u003c\/li\u003e\n\u003cli\u003eWrist pins (full-floating or press-fit depending on configuration)\u003c\/li\u003e\n\u003cli\u003eRing grooves machined to specified dimensions\u003c\/li\u003e\n\u003cli\u003eInstallation guidelines and specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis piston set is ideal for performance enthusiasts, engine builders, and professional shops looking to upgrade or rebuild Chrysler, Dodge, Jeep, or Ram 5.7L Hemi engines. It suits applications ranging from street performance to moderate racing builds where increased compression and durability are desired. These pistons provide a solid foundation for enhancing power output while maintaining engine reliability.\u003c\/p\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381031092436,"sku":"1-6728-3927","price":739.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381031125204,"sku":"2-6728-3927","price":769.95,"currency_code":"USD","in_stock":true},{"title":"FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs \/ Pistons - Pins and Locs Without Rings","offer_id":47381031157972,"sku":"3-6728-3927","price":959.95,"currency_code":"USD","in_stock":true},{"title":"FX-1 4032 Alloy \/ Pistons - Pins - Locs With DSS Racing Rings in a Kit","offer_id":47381031190740,"sku":"K1-6728-3927","price":937.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins - Locs With DSS Racing Rings in a Kit","offer_id":47381031223508,"sku":"K2-6728-3927","price":967.95,"currency_code":"USD","in_stock":true},{"title":"FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs \/ Pistons - Pins - Locs With DSS Racing Rings in a Kit","offer_id":47381031256276,"sku":"K3-6728-3927","price":1147.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002004_4_b97efa97-74e4-49a2-a7e3-13c4453c6d25.webp?v=1771666975","url":"https:\/\/fasthemis.com\/products\/6728-3927-5-7-small-block-mopar-hemi-gen-iii-fx-series-9cc-dome-top-gen-iii-hemi-forged-piston-set-3-927-inch-bore-pin-dia-0-945-comp-height-1-21","provider":"FastHemis","version":"1.0","type":"link"}