![Load image into Gallery viewer, 3-2305-4125 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-MLCMDHR_9202fc8c-8549-44e2-bcab-fe62dafdef68_400x@2x.jpg?v=1718763451)
![Load image into Gallery viewer, 3-2305-4125 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/FX3_d84209dd-e09f-4fae-9d5c-bb1849e5d484_400x@2x.jpg?v=1718763450)
![Load image into Gallery viewer, 3-2305-4125 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_c721286d-1bb5-4414-91bb-765a430650f1_400x@2x.jpg?v=1718763451)
![Load image into Gallery viewer, 3-2305-4125 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.125 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_342cf9c0-4720-4fc0-bd43-e2765bedb674_400x@2x.png?v=1718763450)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.125 in , 104.693 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 | 10.35 to 1 |
64 | 9.76 to 1 |
70 | 9.23 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.125 in , 104.693 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 | 10.35 to 1 |
64 | 9.76 to 1 |
70 | 9.23 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)