![Load image into Gallery viewer, K3-2712-4155 434 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.155 bore](http://dssracing.com/cdn/shop/products/SBCFX-SHCHR_612132ff-e631-4525-88d4-21eed1468208_400x@2x.jpg?v=1672407696)
![Load image into Gallery viewer, DISCONTINUED USE K3-2478-4155 434 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.155 bore](http://dssracing.com/cdn/shop/products/FX3_0d8a39ca-843b-414d-b3ee-8e2ca0cfd2da_400x@2x.jpg?v=1678081893)
![Load image into Gallery viewer, DISCONTINUED USE K3-2478-4155 434 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.155 bore](http://dssracing.com/cdn/shop/products/kbox_3c4d8f47-3bcb-48ba-96c8-014e896884ba_400x@2x.jpg?v=1678081893)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 434
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.155 in - 105.46 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.000"
Pin Diameter: .927
Connecting Rod Length: 6.000"
Crankshaft Stroke: 4.000"
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 | 15.14 to 1 |
64cc | 13.91 to 1 |
70cc | 12.87 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 434
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.155 in - 105.46 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.000"
Pin Diameter: .927
Connecting Rod Length: 6.000"
Crankshaft Stroke: 4.000"
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 | 15.14 to 1 |
64cc | 13.91 to 1 |
70cc | 12.87 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)