{"product_id":"6810-4100-426-6-2-6-4-stroker-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-100-inch-bore-pin-dia-0-927-comp-height-1-12","title":"DSS Racing FX Series Forged Flat Top Piston Set 4.100\" Bore: Fits most Hemi Models","description":"\u003ch3\u003eDSS Racing FX Series Forged Flat Top Piston Set\u003c\/h3\u003e\u003cp\u003eFits Most Chrysler \/ Dodge \/ Jeep \/ Ram 6.2L-6.4L Gen III Hemi Models\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e1-6810-4100 \/ 2-6810-4100 \/ 3-6810-4100 \/ K1-6810-4100 \/ K2-6810-4100 \/ K3-6810-4100\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 for high-performance applications in Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 6.2L Hellcat, 6.4L 392, and Trackhawk Gen III Hemi engines. Designed to fit a 4.100\" bore, these pistons offer a perfect balance of strength, durability, and precision for enthusiasts and professional builders seeking to maximize engine output and reliability.\u003c\/p\u003e\u003cp\u003eThese pistons are ideal for those upgrading or rebuilding their small block Mopar Hemi engines, providing enhanced combustion efficiency and improved compression ratios. Whether you’re building a street performance engine or a race-ready powerplant, the DSS Racing FX Series pistons deliver consistent performance under demanding conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBuilt with advanced engineering and attention to detail, the FX Series pistons incorporate several features that optimize engine performance and longevity:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eForged construction for superior strength and resistance to high stress\u003c\/li\u003e\n\u003cli\u003eFlat top design with a -1.5cc dish for optimized combustion chamber shape\u003c\/li\u003e\n\u003cli\u003eComp height of 1.12\" for precise deck clearance and piston-to-head fitment\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 of 1.2mm top and second rings, and 3mm oil ring for effective sealing and oil control\u003c\/li\u003e\n\u003cli\u003eCompatible with 4.050\" stroke crankshafts and 6.125\" connecting rods\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple combustion chamber volumes (65cc, 74cc, 85cc) to tailor compression ratios from 10.16:1 to 12.58:1\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the Gen III Hemi architecture ensuring perfect fit and function\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 strength-to-weight ratio essential for high RPM and high load conditions. The forging process enhances the grain structure of the metal, resulting in pistons that resist cracking, scuffing, and thermal fatigue.\u003c\/p\u003e\u003cp\u003eThe flat top design with a slight dish (-1.5cc) optimizes combustion efficiency by promoting better flame propagation and reducing detonation risk. Precision machining ensures tight tolerances for piston-to-cylinder wall clearance and ring groove dimensions, contributing to improved 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 to fit most Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 6.2L Hellcat, 6.4L 392, and Trackhawk Gen III Hemi engines. Installation requires standard engine rebuild procedures, including proper ring installation and wrist pin fitting, whether using full-floating or press-fit pins.\u003c\/p\u003e\u003cp\u003eBuilders should verify bore size compatibility (4.100\") and ensure that connecting rods and crankshaft stroke match the piston specifications for optimal performance and reliability. No major modifications are typically necessary when replacing stock pistons with this set.\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 per engine requirements)\u003c\/li\u003e\n\u003cli\u003eWrist pins sized at .927\" diameter\u003c\/li\u003e\n\u003cli\u003eRing grooves pre-machined for 1.2mm top and second rings, 3mm oil ring\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 perfect for performance enthusiasts, engine builders, and racers upgrading or rebuilding Gen III Hemi engines in Chrysler, Dodge, Jeep, and Ram vehicles. It suits applications ranging from street performance to track and drag racing, offering enhanced durability and compression options to meet various power goals.\u003c\/p\u003e","brand":"DSS Racing","offers":[{"title":"FX-1 4032 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381025095892,"sku":"1-6810-4100","price":689.95,"currency_code":"USD","in_stock":true},{"title":"FX-2 2618 Alloy \/ Pistons - Pins and Locs Without Rings","offer_id":47381025128660,"sku":"2-6810-4100","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":47381025161428,"sku":"3-6810-4100","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":47381025194196,"sku":"K1-6810-4100","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":47381025226964,"sku":"K2-6810-4100","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":47381025259732,"sku":"K3-6810-4100","price":1087.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0002025_4_d25c3190-ae40-444f-9d9b-a045ac733394.webp?v=1771666985","url":"https:\/\/fasthemis.com\/products\/6810-4100-426-6-2-6-4-stroker-small-block-mopar-hemi-gen-iii-fx-series-1-5cc-flat-top-gen-iii-hemi-forged-piston-set-4-100-inch-bore-pin-dia-0-927-comp-height-1-12","provider":"FastHemis","version":"1.0","type":"link"}