![Load image into Gallery viewer, K3-2457-4030 396 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.030 bore](http://dssracing.com/cdn/shop/products/SBCFX-MHCHR_f243cfeb-27fb-4a36-b08a-e9383eb46ce3_400x@2x.jpg?v=1672407488)
![Load image into Gallery viewer, DISCONTINUED USE K3-2458-4030 396 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.030 bore](http://dssracing.com/cdn/shop/products/FX3_016f40ef-a465-4f70-b5c3-f64de9d8432a_400x@2x.jpg?v=1678081802)
![Load image into Gallery viewer, DISCONTINUED USE K3-2458-4030 396 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.030 bore](http://dssracing.com/cdn/shop/products/kbox_73e191c4-2f22-4b19-82d7-868310fd7b78_400x@2x.jpg?v=1678081802)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 396
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.030 in - 102.28 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.362"
Pin Diameter: .927
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.875"
Piston Series: 3-FX Series
Alloy: Forged 2618
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000
Piston Top Aprox. Comp. Ratio:
Chamber | Comp. Ratio |
---|---|
58cc | 13.98 to 1 |
64cc | 12.84 to 1 |
70cc | 11.88 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 396
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.030 in - 102.28 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.362"
Pin Diameter: .927
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.875"
Piston Series: 3-FX Series
Alloy: Forged 2618
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000
Piston Top Aprox. Comp. Ratio:
Chamber | Comp. Ratio |
---|---|
58cc | 13.98 to 1 |
64cc | 12.84 to 1 |
70cc | 11.88 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)