![Load image into Gallery viewer, 2-2457-4030 396 Small Block Chevy 2-FX Series +4cc Dome Top Forged Piston Set. 4.030 bore](http://dssracing.com/cdn/shop/products/SBCFX-MHCHR_430a57b6-1c39-439f-bb2a-ede007fd1866_400x@2x.jpg?v=1672344778)
![Load image into Gallery viewer, DISCONTINUED USE 2-2458-4030 396 Small Block Chevy 2-FX Series +4cc Dome Top Forged Piston Set. 4.030 bore](http://dssracing.com/cdn/shop/products/FX2_12587c46-0243-402e-ade6-e7c57f91e310_400x@2x.jpg?v=1678076087)
![Load image into Gallery viewer, DISCONTINUED USE 2-2458-4030 396 Small Block Chevy 2-FX Series +4cc Dome Top Forged Piston Set. 4.030 bore](http://dssracing.com/cdn/shop/products/pistonbox_dad172d0-fcb1-46fc-890f-511fa25a2484_400x@2x.jpg?v=1678076087)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 396
With/Without Rings: Without 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: 2-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: Without 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: 2-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)