![Load image into Gallery viewer, 3-2305-4030 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.030 inch bore](http://dssracing.com/cdn/shop/files/SBCFX-MLCMDHR_f1eb5da2-8366-4ee9-ae98-d297307f93cd_400x@2x.jpg?v=1718763444)
![Load image into Gallery viewer, 3-2305-4030 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.030 inch bore](http://dssracing.com/cdn/shop/files/FX3_1a89d394-4771-4cf9-9b30-3504fde688e4_400x@2x.jpg?v=1718763443)
![Load image into Gallery viewer, 3-2305-4030 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.030 inch bore](http://dssracing.com/cdn/shop/files/pistonbox_baa4e7ff-c8a1-4f69-8b15-a671f772ca41_400x@2x.jpg?v=1718763444)
![Load image into Gallery viewer, 3-2305-4030 383 Small Block Chevy 3 FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.030 inch bore](http://dssracing.com/cdn/shop/files/FXKKitBlack_1aaa6d8a-8e7f-41e6-a4af-b8ff508f8caa_400x@2x.png?v=1718763444)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.030 in , 102.281 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 | 9.98 to 1 |
64 | 9.4 to 1 |
70 | 8.9 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 383
With/Without Rings: Without Rings
Cylinder Bore Size: 4.030 in , 102.281 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 | 9.98 to 1 |
64 | 9.4 to 1 |
70 | 8.9 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)