{"product_id":"6847-4055-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-4cc-dome-top-gen-iii-hemi-forged-piston-set-4-055-inch-bore-pin-dia-0-927-comp-height-1-21","title":"DSS Racing FX Series Forged Piston Set: Fits Chrysler \/ Dodge \/ Jeep 6.1L SRT8 Gen III","description":"\u003ch3\u003eDSS Racing FX Series Forged Piston Set\u003c\/h3\u003e\u003cp\u003eFits Most Chrysler \/ Dodge \/ Jeep \/ Ram 6.1L SRT8 Models\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6847-4055 \/ 2-6847-4055 \/ 3-6847-4055 \/ K1-6847-4055 \/ K2-6847-4055 \/ K3-6847-4055\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing 6.1 Stroker Small Block Mopar Hemi Gen III FX Series Forged Piston Set is engineered for enthusiasts and professional builders seeking durable, high-performance pistons for their 6.1L SRT8 engines. Designed to fit most Chrysler, Dodge, Jeep, and Ram models equipped with the 6.1L Hemi, this piston set supports stroker builds with a 3.578\" stroke and offers enhanced strength and reliability under demanding conditions.\u003c\/p\u003e\u003cp\u003eThese forged pistons provide improved combustion efficiency and durability, making them ideal for high-output street, track, or racing applications. Whether upgrading a factory engine or building a custom stroker, this piston set delivers precision fitment and performance consistency.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBuilt with advanced engineering and quality materials, the DSS Racing FX Series pistons include the following key features:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with 6.1L Small Block Mopar Hemi Gen III engines\u003c\/li\u003e\n\u003cli\u003eComp height of 1.21\" for optimal piston-to-head clearance\u003c\/li\u003e\n\u003cli\u003e+4cc dome top design to enhance compression and combustion\u003c\/li\u003e\n\u003cli\u003e.927\" wrist pin diameter with options for full-floating or press-fit installation\u003c\/li\u003e\n\u003cli\u003eRing groove dimensions: 1.2mm top and second rings, 3mm oil ring for effective sealing\u003c\/li\u003e\n\u003cli\u003eDesigned for a 3.578\" stroke and 6.243\" connecting rod length\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple dome volumes (65cc, 74cc, 85cc) to tailor compression ratios from approximately 9.47:1 to 11.91:1\u003c\/li\u003e\n\u003cli\u003ePrecision forged for superior strength and fatigue resistance\u003c\/li\u003e\n\u003cli\u003eOptimized for high-performance stroker engine builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDSS Racing pistons are forged from premium-grade aluminum alloy, providing an excellent balance of lightweight construction and high tensile strength. The forging process enhances grain structure, resulting in pistons that withstand extreme combustion pressures and temperatures common in performance engines.\u003c\/p\u003e\u003cp\u003eThe dome top design with varying volumes allows builders to fine-tune compression ratios to match specific engine configurations and fuel requirements. The pistons feature carefully machined ring grooves and wrist pin bores to ensure tight sealing and smooth articulation with the connecting rods, whether using full-floating or press-fit pins.\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 vehicles equipped with the 6.1L SRT8 Small Block Mopar Hemi Gen III engine. Installation requires standard engine assembly procedures, with attention to proper ring end gap and wrist pin installation method based on the chosen pin type.\u003c\/p\u003e\u003cp\u003eBuilders upgrading to a stroker configuration with a 3.578\" stroke will benefit from the piston's compatible dimensions and dome volumes, ensuring optimal piston-to-cylinder head clearance and compression ratio. Professional installation is recommended to achieve precise tolerances and reliable engine performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSet of forged pistons (quantity as required for engine build)\u003c\/li\u003e\n\u003cli\u003eWrist pins (full-floating or press-fit options depending on SKU)\u003c\/li\u003e\n\u003cli\u003eRing grooves machined to specified dimensions\u003c\/li\u003e\n\u003cli\u003eTechnical specifications and installation guidelines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis DSS Racing forged piston set is ideal for performance enthusiasts, engine builders, and racers upgrading or rebuilding 6.1L SRT8 Mopar Hemi engines. It suits stroker builds, high-compression street engines, and track-focused applications where durability and precise combustion chamber control are critical.\u003c\/p\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381007368404,"sku":"1-6847-4055","price":739.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381007401172,"sku":"2-6847-4055","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":47381007433940,"sku":"3-6847-4055","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":47381007466708,"sku":"K1-6847-4055","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":47381007499476,"sku":"K2-6847-4055","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":47381007532244,"sku":"K3-6847-4055","price":1147.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002103_4_b5cd8b99-193b-4cb2-a07d-036057d163b6.webp?v=1771667017","url":"https:\/\/fasthemis.com\/products\/6847-4055-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-4cc-dome-top-gen-iii-hemi-forged-piston-set-4-055-inch-bore-pin-dia-0-927-comp-height-1-21","provider":"FastHemis","version":"1.0","type":"link"}