![Load image into Gallery viewer, 3-2308-4000 383 Small Block Chevy 3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-MHCHR_7e5c1ff4-3334-4f46-b39b-d6ddbc526271_400x@2x.jpg?v=1718763468)
![Load image into Gallery viewer, 3-2308-4000 383 Small Block Chevy 3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/FX3_e5b8eb79-2ba5-454f-868f-9e082ac6015c_400x@2x.jpg?v=1718763469)
![Load image into Gallery viewer, 3-2308-4000 383 Small Block Chevy 3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_ad519159-b278-4c8f-8fc8-1d8fb8d4e5b6_400x@2x.jpg?v=1718763469)
![Load image into Gallery viewer, 3-2308-4000 383 Small Block Chevy 3 FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.000 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_e11564bf-6777-4149-9b67-29a5f7a682b1_400x@2x.png?v=1718763469)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.000 in , 101.520 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.425"
Pin Diameter: 0.927"
Connecting Rod Length: 5.700"
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 | 13.4 to 1 |
64 | 12.33 to 1 |
70 | 11.4 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.000 in , 101.520 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.425"
Pin Diameter: 0.927"
Connecting Rod Length: 5.700"
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 | 13.4 to 1 |
64 | 12.33 to 1 |
70 | 11.4 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)