![Load image into Gallery viewer, K3-2408-4165 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.165 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-SHCHR_2184cba0-1426-43af-892b-e21e407a265a_400x@2x.jpg?v=1718770155)
![Load image into Gallery viewer, K3-2408-4165 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.165 inch bore](http://dssracing.com/cdn/shop/files/FX3_336f4834-8a2e-4c41-8ac9-7a3dc36113db_400x@2x.jpg?v=1718770155)
![Load image into Gallery viewer, K3-2408-4165 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.165 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_c761a260-fc6e-4ff9-89af-388e23c13b33_400x@2x.jpg?v=1718770155)
![Load image into Gallery viewer, K3-2408-4165 383 Small Block Chevy K3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.165 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_a5b3fad0-726a-4e9e-8750-afe7bc18a27e_400x@2x.png?v=1718770155)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.165 in , 105.708 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.125"
Pin Diameter: 0.927"
Connecting Rod Length: 6.000"
Crankshaft Stroke: 3.750"
Piston Series: 3 - FX 2618 Alloy Gas Ports, XP Pin Upgrade, Spiral Locks
Alloy: 2618 Alloy
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000"
Piston Top Aprox. Comp. Ratio:
Chamber | Comp Ratio |
---|---|
58 | 14.31 to 1 |
64 | 13.14 to 1 |
70 | 12.19 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Includes Rings
Cylinder Bore Size: 4.165 in , 105.708 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.125"
Pin Diameter: 0.927"
Connecting Rod Length: 6.000"
Crankshaft Stroke: 3.750"
Piston Series: 3 - FX 2618 Alloy Gas Ports, XP Pin Upgrade, Spiral Locks
Alloy: 2618 Alloy
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.000"
Piston Top Aprox. Comp. Ratio:
Chamber | Comp Ratio |
---|---|
58 | 14.31 to 1 |
64 | 13.14 to 1 |
70 | 12.19 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)