{"product_id":"6850-4100-6-2-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-100-inch-bore-pin-dia-0-945-comp-height-1-275","title":"DSS Racing FX Series Forged Flat Top Pistons Set: Fits Chrysler \/ Dodge \/ Jeep \/ Ram (11-24)","description":"\u003ch3\u003eDSS Racing FX Series Forged Flat Top Pistons\u003c\/h3\u003e\u003cp\u003eFits Most Chrysler \/ Dodge \/ Jeep \/ Ram 6.2L Hellcat \u0026amp; Trackhawk Models\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6850-4100 \/ 2-6850-4100 \/ 3-6850-4100 \/ K1-6850-4100 \/ K2-6850-4100 \/ K3-6850-4100\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series Forged Flat Top Pistons are engineered specifically for the 6.2L Gen III Hemi engines found in most Chrysler, Dodge, Jeep, and Ram Hellcat and Trackhawk models. Designed to replace factory pistons, these forged pistons offer enhanced strength and durability for high-performance applications. Whether you are building a street machine or a track-ready powerhouse, these pistons provide the reliability and precision needed to handle increased power and boost levels.\u003c\/p\u003e\u003cp\u003eWith a flat top design and a compact combustion chamber volume, these pistons help optimize compression ratios for improved combustion efficiency and power delivery. They are ideal for enthusiasts seeking to upgrade their engine internals for better performance and longevity under demanding conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series pistons combine advanced engineering with premium materials to deliver superior performance and durability. Key features include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eForged construction for maximum strength and resistance to high stress\u003c\/li\u003e\n\u003cli\u003eFlat top design with a -1.5cc dish for optimized combustion chamber volume\u003c\/li\u003e\n\u003cli\u003eComp height of 1.275\" for precise piston-to-head clearance\u003c\/li\u003e\n\u003cli\u003ePin diameter of .945\" available in full-floating or press-fit options\u003c\/li\u003e\n\u003cli\u003eRing groove dimensions of 1.2mm\/1.2mm\/3mm to accommodate high-performance piston rings\u003c\/li\u003e\n\u003cli\u003eCompatible with 3.578\" stroke and 6.2\" connecting rods typical of the 6.2L Gen III Hemi\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple combustion chamber volumes (65cc, 74cc, 85cc) to tailor compression ratios from 9.09:1 to 11.23:1\u003c\/li\u003e\n\u003cli\u003ePrecision CNC machining ensures tight tolerances and consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese pistons are crafted from high-grade forged aluminum alloy, providing an excellent balance of lightweight strength and thermal conductivity. The forging process enhances the grain structure of the metal, resulting in pistons that withstand extreme combustion pressures and temperatures without deformation.\u003c\/p\u003e\u003cp\u003eThe flat top design reduces quench distance and promotes efficient flame propagation, contributing to improved power output and fuel efficiency. The pistons are engineered to fit the 378 Small Block Mopar Hemi Gen III architecture, ensuring seamless integration with stock or upgraded components.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series pistons are designed as direct replacements for factory pistons in most Chrysler, Dodge, Jeep, and Ram 6.2L Hellcat and Trackhawk engines. Installation requires standard engine rebuild procedures, including proper ring end gap setting and clearance checks. Depending on the pin type selected—full-floating or press-fit—appropriate wrist pin installation techniques should be followed.\u003c\/p\u003e\u003cp\u003eThese pistons accommodate the factory 3.578\" stroke crankshaft and 6.2\" connecting rods, making them suitable for both stock and modified bottom ends. No major modifications to the engine block or cylinder heads are typically necessary, but professional installation is recommended to ensure optimal performance and reliability.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSet of 8 DSS Racing FX Series Forged Flat Top Pistons\u003c\/li\u003e\n\u003cli\u003eWrist pins (full-floating or press-fit depending on SKU)\u003c\/li\u003e\n\u003cli\u003ePiston rings compatible with 1.2\/1.2\/3mm groove dimensions\u003c\/li\u003e\n\u003cli\u003eInstallation instructions and technical specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese pistons are perfect for performance enthusiasts, engine builders, and racers upgrading their 6.2L Gen III Hemi engines. They are especially suited for applications involving forced induction, high compression builds, and extended durability requirements. Whether upgrading a Hellcat, Trackhawk, or other compatible Mopar 6.2L platforms, these pistons provide a solid foundation for increased horsepower and torque.\u003c\/p\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381001601236,"sku":"1-6850-4100","price":689.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381001634004,"sku":"2-6850-4100","price":719.95,"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":47381001666772,"sku":"3-6850-4100","price":899.95,"currency_code":"USD","in_stock":true},{"title":"FX-1 4032 Alloy \/ Pistons - Pins - Locs With DSS Racing Rings in a Kit","offer_id":47381001699540,"sku":"K1-6850-4100","price":867.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins - Locs With DSS Racing Rings in a Kit","offer_id":47381001732308,"sku":"K2-6850-4100","price":897.95,"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":47381001765076,"sku":"K3-6850-4100","price":1087.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002128_4_aed904d7-d185-441d-a7c7-8a991a947c45.webp?v=1771667027","url":"https:\/\/fasthemis.com\/products\/6850-4100-6-2-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-100-inch-bore-pin-dia-0-945-comp-height-1-275","provider":"FastHemis","version":"1.0","type":"link"}