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Diamond 40511 Big Block Ford 385 Race Series Flat Top Pistons -3.25cc, 4.390" Bore, 4.300" Stroke, 6.605" Rod, 1.540" CD, .990" x 2.930 Pin
* Whole number only
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Manufacturer: Diamond Racing Products
Part No.: 40511
Compression Ratios
68cc
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70cc
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72cc
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13.5:1
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13.2:1
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12.9:1
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Part Number
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40511
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Bore
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4.390"
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Stroke
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4.300"
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Rod Length
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6.605"
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Comp. Height
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1.540"
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Wrist Pin
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.990" x 2.930"
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Top Ring Down
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.285"
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Piston Material
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2618 Alloy
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Piston Style
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Flat Top
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Volume
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-3.25cc
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Ring Stack
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1/16" x 1/16" x 3/16"
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Available Options
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