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Diamond 12239 Big Block Chevrolet - Street / Strip - Dome Pistons, 20.0cc, 4.600" Bore, 4.000" Stroke, 6.135" Rod, 1.655" CD, .990" x 2.930" Pin
* Whole number only
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Manufacturer: Diamond Racing Products
Part No.: 12239
Compression Ratios
112cc
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118cc
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124cc
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11.2:1
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10.6:1
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10.1:1
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Part Number
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12239
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Bore
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4.600"
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Stroke
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4.000"
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Rod Length
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6.135"
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Comp. Height
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1.655"
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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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.280"
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Piston Material
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2618 Alloy
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Piston Style
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Dome
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Volume
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20.0cc
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Ring Stack
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1/16" x 1/16" x 3/16"
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Available Options
Recommended Piston Ring Set- 09024600
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