![Load image into Gallery viewer, 3-2405-4125 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-SLCMDHR_24aafc96-d119-4c24-b832-153fd40280a2_400x@2x.jpg?v=1718763528)
![Load image into Gallery viewer, 3-2405-4125 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_57aeb200-378c-467a-aefa-5ce5cfe5755d_400x@2x.jpg?v=1718763528)
![Load image into Gallery viewer, 3-2405-4125 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_5ff59001-d0f9-4dfa-b2d5-d0c1539bdab5_400x@2x.jpg?v=1718763528)
![Load image into Gallery viewer, 3-2405-4125 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_d2b4baf9-a77a-4928-bb64-22d5b03ce52f_400x@2x.png?v=1718763529)
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: 1.125"
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 | 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: 1.125"
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 | 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)