![Load image into Gallery viewer, 2-2300-4040 383 Small Block Chevy 2 FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-MFTHR_fa324080-501a-44c1-84cd-a07b54f5788e_400x@2x.jpg?v=1718761678)
![Load image into Gallery viewer, 2-2300-4040 383 Small Block Chevy 2 FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/FX2_e9b6eeb1-c619-4435-a618-5b16340f3db3_400x@2x.jpg?v=1718761678)
![Load image into Gallery viewer, 2-2300-4040 383 Small Block Chevy 2 FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_6b190521-d645-47ac-be5a-5cc0852cc40f_400x@2x.jpg?v=1718761678)
![Load image into Gallery viewer, 2-2300-4040 383 Small Block Chevy 2 FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.040 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_165c1651-c6ae-4404-8539-b75c064fc17e_400x@2x.png?v=1718761678)
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: 1.425"
Pin Diameter: 0.927"
Connecting Rod Length: 5.700"
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 | 12.04 to 1 |
64 | 11.2 to 1 |
70 | 10.45 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: 1.425"
Pin Diameter: 0.927"
Connecting Rod Length: 5.700"
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 | 12.04 to 1 |
64 | 11.2 to 1 |
70 | 10.45 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)