Mercury Custom Offenhauser Flathead 4-Ring Piston Sets Parts

Piston Style:

Flat Top

Piston Material:

Cast Aluminum

Wrist Pin Included:

Yes

Piston Style:

Flat Top

Piston Material:

Cast Aluminum

Wrist Pin Included:

Yes

Piston Ring Diameter:

3.248"

Top Ring Material:

Cast Iron

Sold in Quantity:

Set

Piston Ring Diameter:

3.313"

Oil Ring Tension:

Standard Tension

Sold in Quantity:

Set