![Load image into Gallery viewer, 2-2325-4040 383 Small Block Chevy 2 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-MLCMDHR_bb283ec5-bf97-48b3-b1f4-97db78d44ab9_400x@2x.jpg?v=1718761751)
![Load image into Gallery viewer, 2-2325-4040 383 Small Block Chevy 2 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/FX2_422695de-e67b-4827-9de3-df6f5a83b340_400x@2x.jpg?v=1718761751)
![Load image into Gallery viewer, 2-2325-4040 383 Small Block Chevy 2 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_f3b4e36e-5a27-41b6-8696-77d770f24c6b_400x@2x.jpg?v=1718761751)
![Load image into Gallery viewer, 2-2325-4040 383 Small Block Chevy 2 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_88d9cb4c-af2d-445f-aa56-c51f47ae55c9_400x@2x.png?v=1718761751)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.040 in , 102.535 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.400"
Pin Diameter: 0.927"
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.800"
Piston Series: 2 - FX 2618 Alloy
Alloy: 2618 Alloy
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000"
Piston Top Aprox. Comp. Ratio:
Chamber | Comp Ratio |
---|---|
58 | 10.15 to 1 |
64 | 9.55 to 1 |
70 | 9.03 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.040 in , 102.535 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.400"
Pin Diameter: 0.927"
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.800"
Piston Series: 2 - FX 2618 Alloy
Alloy: 2618 Alloy
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000"
Piston Top Aprox. Comp. Ratio:
Chamber | Comp Ratio |
---|---|
58 | 10.15 to 1 |
64 | 9.55 to 1 |
70 | 9.03 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)