{"product_id":"6810-4125-426-6-2-6-4-stroker-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-125-inch-bore-pin-dia-0-927-comp-height-1-12","title":"DSS Racing FX Series Forged Pistons Set 4.125\" Bore: Fits Chrysler \/ Dodge \/ Jeep \/ Ram (11-26)","description":"\u003ch3\u003eDSS Racing FX Series Forged Pistons\u003c\/h3\u003e\u003cp\u003eFits Chrysler \/ Dodge \/ Jeep \/ Ram 6.2L Hellcat \u0026amp; 6.4L 392 Models\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6810-4125 \/ 2-6810-4125 \/ 3-6810-4125 \/ K1-6810-4125 \/ K2-6810-4125 \/ K3-6810-4125\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series Forged Pistons are precision-engineered performance components designed specifically for Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 6.2L Hellcat and 6.4L 392 engines. These pistons are ideal for enthusiasts and professional builders seeking durable, high-strength pistons capable of handling increased power and demanding driving conditions. Crafted to exacting specifications, they provide excellent reliability and performance for both street and track applications.\u003c\/p\u003e\u003cp\u003eWith a 4.125\" bore size and compatibility with most 6.2L Hellcat and 6.4L 392 models, these pistons offer a direct fit solution that supports engine builds requiring forged internals. They are engineered to maintain optimal compression ratios and combustion efficiency, enhancing overall engine performance and longevity.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDesigned for high-performance Mopar HEMI engines, the DSS Racing FX Series Forged Pistons deliver a blend of strength, precision, and reliability. Key features include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eForged 4330 alloy construction for superior strength and durability\u003c\/li\u003e\n\u003cli\u003eCompensated piston height of 1.12\" for optimal deck clearance\u003c\/li\u003e\n\u003cli\u003e1.5cc flat top design to support various combustion chamber volumes\u003c\/li\u003e\n\u003cli\u003e.927\" wrist pin diameter with options for full-floating or press-fit configurations\u003c\/li\u003e\n\u003cli\u003eRing groove dimensions of 1.2mm \/ 1.2mm \/ 3mm for reliable ring sealing\u003c\/li\u003e\n\u003cli\u003eCompatible with 4.050\" stroke and 6.125\" connecting rods\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple combustion chamber volume options: 65cc, 74cc, and 85cc\u003c\/li\u003e\n\u003cli\u003eApproximate compression ratios ranging from 10.27:1 to 12.72:1 depending on chamber volume\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\u003eThe DSS Racing FX Series pistons are crafted from high-grade 4330 forged steel alloy, known for its exceptional strength-to-weight ratio and resistance to thermal and mechanical stress. This material choice ensures the pistons can withstand the extreme pressures and temperatures generated by high-output Hellcat and 392 engines.\u003c\/p\u003e\u003cp\u003eEach piston features a flat top design with a slight volume offset (-1.5cc) to optimize combustion efficiency and support various compression ratios. The wrist pin bore is engineered for either full-floating or press-fit installation, providing flexibility based on engine build preferences. Ring grooves are precisely cut to accommodate high-performance piston rings, ensuring excellent sealing and reduced blow-by.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese pistons are designed as direct replacements for most Chrysler, Dodge, Jeep, and Ram 6.2L Hellcat and 6.4L 392 engines, making installation straightforward for experienced engine builders. Proper engine assembly practices should be followed, including checking clearances and ring end gaps. Depending on the wrist pin configuration chosen, either full-floating or press-fit installation methods will be required.\u003c\/p\u003e\u003cp\u003eDue to the precision engineering and OEM compatibility, these pistons fit seamlessly into existing engine blocks without the need for extensive modifications, making them an excellent choice for performance upgrades or rebuilds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSet of forged pistons with 4.125\" bore size\u003c\/li\u003e\n\u003cli\u003eWrist pins (.927\") compatible with full-floating or press-fit installation\u003c\/li\u003e\n\u003cli\u003eDetailed specifications for combustion chamber volume and compression ratios\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese DSS Racing FX Series Forged Pistons are ideal for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePerformance enthusiasts upgrading their Hellcat or 392 engines\u003c\/li\u003e\n\u003cli\u003eEngine builders seeking durable forged pistons for high-boost or high-horsepower applications\u003c\/li\u003e\n\u003cli\u003eTrack and street performance vehicles requiring reliable, high-strength internals\u003c\/li\u003e\n\u003cli\u003eRebuild projects aiming to restore or enhance engine durability and efficiency\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381024899284,"sku":"1-6810-4125","price":689.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381024932052,"sku":"2-6810-4125","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":47381024964820,"sku":"3-6810-4125","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":47381024997588,"sku":"K1-6810-4125","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":47381025030356,"sku":"K2-6810-4125","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":47381025063124,"sku":"K3-6810-4125","price":1087.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002029_4_9e931afc-170a-4a9a-9803-04b995b6cdaa.webp?v=1771666986","url":"https:\/\/fasthemis.com\/products\/6810-4125-426-6-2-6-4-stroker-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-125-inch-bore-pin-dia-0-927-comp-height-1-12","provider":"FastHemis","version":"1.0","type":"link"}