{"product_id":"6847-4100-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-4cc-dome-top-gen-iii-hemi-forged-piston-set-4-100-inch-bore-pin-dia-0-927-comp-height-1-21","title":"DSS Racing FX Series Forged Piston Set 4.100 Bore: Fits Chrysler \/ Dodge \/ Jeep 6.1L SRT8 (05-10)","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\u003e1-6847-4100 \/ 2-6847-4100 \/ 3-6847-4100 \/ K1-6847-4100 \/ K2-6847-4100 \/ K3-6847-4100\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing 6.1 Stroker Gen III Hemi FX Series Forged Piston Set is engineered specifically for high-performance applications in Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 6.1L SRT8 engine. Designed to accommodate a 4.100\" bore, these pistons are ideal for enthusiasts and builders looking to enhance engine durability and power output while maintaining reliable street and track performance.\u003c\/p\u003e\u003cp\u003eFeaturing a +4cc dome top design and a comp height of 1.21\", these pistons support increased compression ratios and improved combustion efficiency. Whether you are building a stroker motor or upgrading your factory components, this piston set delivers the strength and precision required for demanding Gen III Hemi builds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBuilt with performance and reliability in mind, the DSS Racing FX Series pistons offer the following key features:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with 4.100\" bore sizes for most Chrysler \/ Dodge \/ Jeep \/ Ram 6.1L SRT8 engines\u003c\/li\u003e\n\u003cli\u003eForged construction for superior strength and resistance to detonation\u003c\/li\u003e\n\u003cli\u003e+4cc dome top design to optimize compression and combustion\u003c\/li\u003e\n\u003cli\u003eComp height of 1.21\" for precise piston-to-deck clearance\u003c\/li\u003e\n\u003cli\u003ePin diameter of .927\" with options for full-floating or press-fit pins\u003c\/li\u003e\n\u003cli\u003eRing groove dimensions of 1.2\/1.2\/3mm for reliable ring sealing and reduced friction\u003c\/li\u003e\n\u003cli\u003eDesigned for a 3.578\" stroke and 6.243\" connecting rod length, ideal for stroker builds\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple dome volumes (65cc, 74cc, 85cc) to tailor compression ratios from 9.64 to 12.12\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eEach piston in the DSS Racing FX Series is crafted from high-grade forged aluminum alloy, providing an excellent balance of lightweight strength and thermal conductivity. The forging process enhances grain structure, resulting in pistons that withstand the extreme pressures and temperatures of high-performance Gen III Hemi engines.\u003c\/p\u003e\u003cp\u003eThe dome top design increases combustion chamber volume, allowing for higher compression ratios without sacrificing detonation resistance. Precision machining ensures tight tolerances for optimal ring fitment and piston-to-cylinder wall clearance, contributing to improved engine efficiency and longevity.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese pistons are designed to fit most Chrysler, Dodge, Jeep, and Ram 6.1L SRT8 models with a 4.100\" bore. Installation requires standard engine assembly procedures, with attention to proper ring end gap and pin installation based on the selected pin type (full-floating or press-fit). Builders should verify piston-to-valve clearance and deck height compatibility when assembling stroker configurations.\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 configuration)\u003c\/li\u003e\n\u003cli\u003ePiston pins (full-floating or press-fit options)\u003c\/li\u003e\n\u003cli\u003ePiston rings 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\u003eThis piston set is ideal for performance enthusiasts, engine builders, and racers upgrading or rebuilding 6.1L SRT8 Gen III Hemi engines. It suits applications ranging from street performance to competitive motorsports where increased displacement and compression are desired without compromising durability.\u003c\/p\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381004320980,"sku":"1-6847-4100","price":739.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381004353748,"sku":"2-6847-4100","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":47381004386516,"sku":"3-6847-4100","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":47381004419284,"sku":"K1-6847-4100","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":47381004452052,"sku":"K2-6847-4100","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":47381004484820,"sku":"K3-6847-4100","price":1147.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002118_4_f674defd-56c2-45ab-8d20-8ab408dbb956.webp?v=1771667023","url":"https:\/\/fasthemis.com\/products\/6847-4100-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-4cc-dome-top-gen-iii-hemi-forged-piston-set-4-100-inch-bore-pin-dia-0-927-comp-height-1-21","provider":"FastHemis","version":"1.0","type":"link"}