![Load image into Gallery viewer, K3-2408-4125 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-SHCHR_82b5a774-9473-407a-8cd6-db9efd36c4ff_400x@2x.jpg?v=1718770153)
![Load image into Gallery viewer, K3-2408-4125 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/FX3_73ba138b-7712-422c-873f-7561c36ad465_400x@2x.jpg?v=1718770152)
![Load image into Gallery viewer, K3-2408-4125 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_a6621d4e-a80a-4c4e-9071-323eb1ab8227_400x@2x.jpg?v=1718770152)
![Load image into Gallery viewer, K3-2408-4125 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_c02c2a7d-d86e-43c8-b40d-2a0386a43694_400x@2x.png?v=1718770152)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.125 in , 104.693 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.125"
Pin Diameter: 0.927"
Connecting Rod Length: 6.000"
Crankshaft Stroke: 3.750"
Piston Series: 3 - FX 2618 Alloy Gas Ports, XP Pin Upgrade, Spiral Locks
Alloy: 2618 Alloy
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000"
Piston Top Aprox. Comp. Ratio:
Chamber | Comp Ratio |
---|---|
58 | 14.09 to 1 |
64 | 12.93 to 1 |
70 | 11.99 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.125 in , 104.693 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.125"
Pin Diameter: 0.927"
Connecting Rod Length: 6.000"
Crankshaft Stroke: 3.750"
Piston Series: 3 - FX 2618 Alloy Gas Ports, XP Pin Upgrade, Spiral Locks
Alloy: 2618 Alloy
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000"
Piston Top Aprox. Comp. Ratio:
Chamber | Comp Ratio |
---|---|
58 | 14.09 to 1 |
64 | 12.93 to 1 |
70 | 11.99 to 1 |
The DSS FX, X-Groove Feature
![](http://dssracing.com/cdn/shop/files/Screen_Shot_2023-02-02_at_12.58.44_PM_1780x_e2888a05-9892-4c89-88c1-e71433dd4633_750x.gif?v=1680360352)