{"product_id":"6845-4090-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-18cc-dish-top-gen-iii-hemi-forged-piston-set-4-090-inch-bore-pin-dia-0-927-comp-height-1-21","title":"DSS Racing FX Series Forged Piston Set: Fits Chrysler \/ Dodge \/ Jeep \/ Ram 6.1L SRT8 (05-10)","description":"\u003ch3\u003eDSS Racing FX Series Forged Piston Set\u003c\/h3\u003e\u003cp\u003eChrysler \/ Dodge \/ Jeep \/ Ram 6.1L SRT8\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6845-4090 \/ 2-6845-4090 \/ 3-6845-4090 \/ K1-6845-4090 \/ K2-6845-4090 \/ K3-6845-4090\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series Forged Piston Set is engineered specifically for the 6.1L Gen III Hemi engines found in most Chrysler, Dodge, Jeep, and Ram 6.1L SRT8 models. Designed to deliver exceptional strength and durability, these pistons are ideal for enthusiasts and professional builders seeking to enhance engine reliability and performance under demanding conditions. Whether you are upgrading for increased power output or replacing worn factory components, this piston set offers a precision fit and superior construction to support high-performance applications.\u003c\/p\u003e\u003cp\u003eWith a focus on maintaining factory-like dimensions while improving strength and heat resistance, the FX Series pistons provide a reliable foundation for both street and track use. Their forged design ensures they can withstand elevated combustion pressures and temperatures, making them a trusted choice for serious Mopar enthusiasts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThese DSS Racing pistons incorporate advanced engineering and materials to meet the rigorous demands of the 6.1L Hemi platform. Key features include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with 376 Small Block Mopar Hemi Gen III engines\u003c\/li\u003e\n\u003cli\u003eCompact height of 1.21 inches for optimal compression and clearance\u003c\/li\u003e\n\u003cli\u003e18cc dish top design to control compression ratio and combustion characteristics\u003c\/li\u003e\n\u003cli\u003e.927-inch 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 and durability\u003c\/li\u003e\n\u003cli\u003eDesigned to accommodate a 3.578-inch stroke and 6.243-inch connecting rods\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple compression ratios approximately 9.41:1 (65cc), 8.65:1 (74cc), and 7.9:1 (85cc) to suit various build goals\u003c\/li\u003e\n\u003cli\u003ePrecision forged construction for enhanced strength and fatigue resistance\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-quality forged aluminum alloy, providing an excellent balance of strength, weight, and thermal conductivity. The forging process refines the grain structure of the metal, resulting in pistons that resist cracking and deformation under high stress. The dish top design helps manage compression ratios and combustion chamber dynamics, optimizing power delivery and engine efficiency.\u003c\/p\u003e\u003cp\u003eEach piston is machined to tight tolerances to ensure a precise fit within the cylinder bore, minimizing friction and wear. The option for full-floating or press-fit wrist pins allows builders to tailor the assembly to their specific performance and durability requirements. Additionally, the ring grooves are engineered to maintain ring stability and sealing under extreme operating conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis piston set is designed as a direct fit replacement for most Chrysler, Dodge, Jeep, and Ram 6.1L SRT8 Gen III Hemi engines. Installation typically requires standard engine rebuild procedures, including proper honing of cylinder bores and careful assembly to manufacturer specifications. No major modifications are necessary, making these pistons an excellent upgrade for both OEM rebuilds and performance builds.\u003c\/p\u003e\u003cp\u003eBuilders should verify compatibility with their specific engine configuration and consider the selected compression ratio to match their intended fuel and tuning setup.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSet of forged pistons for the 6.1L Gen III Hemi\u003c\/li\u003e\n\u003cli\u003eWrist pins (full-floating or press-fit options depending on SKU)\u003c\/li\u003e\n\u003cli\u003eRing groove machining for standard piston rings\u003c\/li\u003e\n\u003cli\u003eInstallation guidelines and specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe DSS Racing FX Series Forged Piston Set is ideal for Mopar enthusiasts, engine builders, and performance tuners who demand reliable, high-strength components for their 6.1L SRT8 engines. Whether upgrading for increased horsepower, preparing for forced induction, or restoring a high-mileage engine, these pistons provide the durability and precision needed for serious performance applications.\u003c\/p\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381009039572,"sku":"1-6845-4090","price":689.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381009072340,"sku":"2-6845-4090","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":47381009105108,"sku":"3-6845-4090","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":47381009137876,"sku":"K1-6845-4090","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":47381009170644,"sku":"K2-6845-4090","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":47381009203412,"sku":"K3-6845-4090","price":1087.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002096_4_583d3ef9-48fd-419e-a5a4-ed1a29b1556d.webp?v=1771667014","url":"https:\/\/fasthemis.com\/products\/6845-4090-6-1-stroker-small-block-mopar-hemi-gen-iii-fx-series-18cc-dish-top-gen-iii-hemi-forged-piston-set-4-090-inch-bore-pin-dia-0-927-comp-height-1-21","provider":"FastHemis","version":"1.0","type":"link"}