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Diamond 40813 Big Block Ford 429 Series Race Flat Top Pistons -7.0cc, 4.390" Bore, 4.300" Stroke, 6.800" Rod, 1.345" CD, .990" x 2.930 Pin
* Whole number only
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Manufacturer: Diamond Racing Products
Part No.: 40813
Compression Ratios
Semi 84cc
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Full 100cc
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11.2:1
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10.6:1
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* Includes Oil Rail Supports
Part Number
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40813
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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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6.800"
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Comp. Height
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1.345"
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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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.375"
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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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-7.0cc
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Ring Stack
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1/16" x 1/16" x 3/16"
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Available Options
- Moly Skirt Coating
- Ceramic Dome Coating
- Hard Anodized Coating
- Double Diamond Coating (Hard Anodized and Moly Skirt)
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4130 Chrome Moly Wrist Pins 0.155" Wall
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9310 Endurance Alloy Wrist Pins 0.145" Wall
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9310 Endurance Alloy Wrist Pins 0.155" Wall
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9310 Endurance Alloy Wrist Pins 0.165" Wall
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9310 Endurance Alloy Wrist Pins 0.185" Wall
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H-13 Tool Steel Wrist Pins 0.145" Wall
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H-13 Tool Steel Wrist Pins 0.155" Wall
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H-13 Tool Steel Wrist Pins 0.165" Wall
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H-13 Tool Steel Wrist Pins 0.175" Wall
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H-13 Tool Steel Wrist Pins 0.185" Wall
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H-13 Tool Steel Wrist Pins 0.195" Wall
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H-13 Tool Steel Wrist Pins 0.200" Wall
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H-13 Tool Steel Wrist Pins 0.205" Wall
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H-13 Tool Steel Wrist Pins 0.215" Wall
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H-13 Tool Steel Wrist Pins 0.220" Wall
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H-13 Tool Steel Wrist Pins 0.225" Wall
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H-13 Tool Steel Wrist Pins 0.250" Wall
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H-13 Tool Steel Wrist Pins 0.165" Wall DLC Coated
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