![Load image into Gallery viewer, 3-2072-3766 305 Small Block Chevy 3-FX Series +4cc Dome Top Forged Piston Set. 3.766 bore](http://dssracing.com/cdn/shop/products/SBCFX-MHCHR_40501552-1f0b-42ce-883c-8807c344103b_400x@2x.jpg?v=1672425781)
![Load image into Gallery viewer, DISCONTINUED USE 3-2068-3766 305 Small Block Chevy 3-FX Series +4cc Dome Top Forged Piston Set. 3.766 bore](http://dssracing.com/cdn/shop/products/FX3_e6a66dc3-40e5-497d-b061-f68455ad1bcc_400x@2x.jpg?v=1678079398)
![Load image into Gallery viewer, DISCONTINUED USE 3-2068-3766 305 Small Block Chevy 3-FX Series +4cc Dome Top Forged Piston Set. 3.766 bore](http://dssracing.com/cdn/shop/products/pistonbox_78de492b-4ee6-404a-b7b6-c8b443a9a1ae_400x@2x.jpg?v=1678079398)
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 305
With/Without Rings: Without Rings
Cylinder Bore Size: 3.766 in - 95.58 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.560"
Pin Diameter: .927
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.500"
Piston Series: 3-FX Series
Alloy: Forged 2618
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.010
Piston Top Aprox. Comp. Ratio:
Chamber | Comp. Ratio |
---|---|
58cc | 11.43 to 1 |
64cc | 10.50 to 1 |
70cc | 9.72 to 1 |
Engine Brand: Chevy
Engine Family: Small Block Chevy
Engine Size: 305
With/Without Rings: Without Rings
Cylinder Bore Size: 3.766 in - 95.58 mm
Ring Width: 1.2/1.2/3MM
Compression Height: 1.560"
Pin Diameter: .927
Connecting Rod Length: 5.700"
Crankshaft Stroke: 3.500"
Piston Series: 3-FX Series
Alloy: Forged 2618
Cylinder Head: SBC 23 Degree
TDC Assembly Height: 9.010
Piston Top Aprox. Comp. Ratio:
Chamber | Comp. Ratio |
---|---|
58cc | 11.43 to 1 |
64cc | 10.50 to 1 |
70cc | 9.72 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)