![Load image into Gallery viewer, 2-2406-4000 383 Small Block Chevy 2 FX Series -28cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-SLCMDHR_66f8db72-bc4b-44a1-9bb6-65afda21c85a_400x@2x.jpg?v=1718761787)
![Load image into Gallery viewer, 2-2406-4000 383 Small Block Chevy 2 FX Series -28cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/FX2_cc13b238-8b16-4bda-80a6-fd32fd7b5b17_400x@2x.jpg?v=1718761786)
![Load image into Gallery viewer, 2-2406-4000 383 Small Block Chevy 2 FX Series -28cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_a2454192-16d8-438c-8aff-edc0b8a614a3_400x@2x.jpg?v=1718761786)
![Load image into Gallery viewer, 2-2406-4000 383 Small Block Chevy 2 FX Series -28cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_05d78fe3-b828-4877-8ca3-f325185d4056_400x@2x.png?v=1718761787)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.000 in , 101.520 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: 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 | 9.2 to 1 |
64 | 8.7 to 1 |
70 | 8.27 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.000 in , 101.520 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: 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 | 9.2 to 1 |
64 | 8.7 to 1 |
70 | 8.27 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)