![Load image into Gallery viewer, K3-2312-4060 383 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.060 bore](http://dssracing.com/cdn/shop/products/SBCFX-MHCHR_adde530b-ef80-4a84-8ff4-5e4ecbe0de80_400x@2x.jpg?v=1672407253)
![Load image into Gallery viewer, DISCONTINUED USE K3-2308-4060 383 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.060 bore](http://dssracing.com/cdn/shop/products/FX3_39917766-32fb-423a-8e34-c62aea7a2949_400x@2x.jpg?v=1678081698)
![Load image into Gallery viewer, DISCONTINUED USE K3-2308-4060 383 Small Block Chevy K3-FX Series +4cc Dome Top Forged Piston Set. 4.060 bore](http://dssracing.com/cdn/shop/products/kbox_e0386f68-2353-4a74-80c6-e4e42dcfcc91_400x@2x.jpg?v=1678081698)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.060 in - 103.05 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.425"
Pin Diameter: .927
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.750"
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 | 13.72 to 1 |
64cc | 12.61 to 1 |
70cc | 11.67 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.060 in - 103.05 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.425"
Pin Diameter: .927
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.750"
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 | 13.72 to 1 |
64cc | 12.61 to 1 |
70cc | 11.67 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)