![Load image into Gallery viewer, 2-2403-4000 383 Small Block Chevy 2 FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-SLCMDHR_5b8e7dd8-32f4-4871-ae6b-26b8f5a39704_400x@2x.jpg?v=1718761763)
![Load image into Gallery viewer, 2-2403-4000 383 Small Block Chevy 2 FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/FX2_d38cdfda-9a6d-46fe-ae26-7a81ba5050d5_400x@2x.jpg?v=1718761763)
![Load image into Gallery viewer, 2-2403-4000 383 Small Block Chevy 2 FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_8670eb0a-5950-4d30-a464-16368fd3cd74_400x@2x.jpg?v=1718761763)
![Load image into Gallery viewer, 2-2403-4000 383 Small Block Chevy 2 FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_70edf27f-57d3-4b19-9b9c-56407f375936_400x@2x.png?v=1718761764)
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 | 10.39 to 1 |
64 | 9.76 to 1 |
70 | 9.2 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 | 10.39 to 1 |
64 | 9.76 to 1 |
70 | 9.2 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)