{"product_id":"6840-4075-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-075-inch-bore-pin-dia-0-927-comp-height-1-21","title":"DSS Racing FX Series Forged Flat Top Piston Set 4.075\" Bore: Fits Dodge \/ Chrysler \/ Jeep (03-23)","description":"\u003ch3\u003eDSS Racing FX Series Forged Flat Top Piston Set\u003c\/h3\u003e\u003cp\u003eChrysler \/ Dodge \/ Jeep \/ Ram 6.1L SRT8\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6840-4075 \/ 2-6840-4075 \/ 3-6840-4075 \/ K1-6840-4075 \/ K2-6840-4075 \/ K3-6840-4075\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 Piston Set is engineered specifically for the Chrysler, Dodge, Jeep, and Ram 6.1L SRT8 engines, including the 373 Small Block Mopar Hemi Gen III. Designed for enthusiasts and professional builders seeking enhanced durability and performance, these pistons offer a reliable upgrade over stock components. Their flat top design and precise specifications help optimize combustion efficiency and power output while maintaining engine reliability under demanding conditions.\u003c\/p\u003e\u003cp\u003eIdeal for high-performance street and track applications, this piston set supports increased compression ratios and improved engine response, making it a perfect choice for those looking to maximize the potential of their 6.1L SRT8 powerplants.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series pistons incorporate advanced engineering and quality materials to deliver superior performance and longevity. Key features include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chrysler, Dodge, Jeep, and Ram 6.1L SRT8 engines\u003c\/li\u003e\n\u003cli\u003e4.075\" bore size tailored for 373 Small Block Mopar Hemi Gen III\u003c\/li\u003e\n\u003cli\u003eFlat top piston design with -1.5cc volume for optimized combustion\u003c\/li\u003e\n\u003cli\u003eComp height of 1.21\" for precise deck clearance\u003c\/li\u003e\n\u003cli\u003e.927\" wrist pin diameter, available in full-floating or press-fit options\u003c\/li\u003e\n\u003cli\u003eRing groove dimensions: 1.2mm top and second rings, 3mm oil ring\u003c\/li\u003e\n\u003cli\u003eStroke compatibility of 3.578\" with 6.243\" connecting rods\u003c\/li\u003e\n\u003cli\u003eApproximate compression ratios ranging from 9.0 to 11.11 depending on combustion chamber volume\u003c\/li\u003e\n\u003cli\u003eForged construction for enhanced strength and durability under high stress\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-quality forged aluminum alloy, providing an excellent balance of strength, weight, and thermal conductivity. The flat top design reduces quench area and promotes efficient combustion, which can improve power delivery and throttle response. The pistons are engineered with precise tolerances to ensure optimal fitment and performance in the 6.1L SRT8 engine platform.\u003c\/p\u003e\u003cp\u003eThe wrist pins are available in both full-floating and press-fit configurations, allowing builders to select the best option for their application and durability requirements. The ring grooves are machined to exact specifications to accommodate standard ring sizes, ensuring proper sealing and oil control.\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 6.1L SRT8 models equipped with a 4.075\" bore. Installation requires standard engine assembly procedures and may involve measuring and verifying clearances to ensure proper piston-to-cylinder wall fitment. No major modifications are typically necessary when replacing stock pistons with this set, making it a straightforward upgrade for engine rebuilds or performance builds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSet of forged flat top pistons (quantity as required for engine)\u003c\/li\u003e\n\u003cli\u003eWrist pins (.927\" diameter), full-floating or press-fit options\u003c\/li\u003e\n\u003cli\u003eRing grooves pre-machined for 1.2\/1.2\/3mm piston rings (rings not included)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePerformance enthusiasts upgrading their 6.1L SRT8 engines\u003c\/li\u003e\n\u003cli\u003eEngine builders seeking durable forged pistons for street or track use\u003c\/li\u003e\n\u003cli\u003eRebuild projects requiring reliable, high-quality piston components\u003c\/li\u003e\n\u003cli\u003eApplications demanding improved compression and combustion 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":47381015527636,"sku":"1-6840-4075","price":689.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381015560404,"sku":"2-6840-4075","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":47381015593172,"sku":"3-6840-4075","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":47381015625940,"sku":"K1-6840-4075","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":47381015658708,"sku":"K2-6840-4075","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":47381015691476,"sku":"K3-6840-4075","price":1087.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002069_4_1d55fb3b-b7c7-4cab-81cf-a0976d3d1b20.webp?v=1771667003","url":"https:\/\/fasthemis.com\/products\/6840-4075-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-075-inch-bore-pin-dia-0-927-comp-height-1-21","provider":"FastHemis","version":"1.0","type":"link"}