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CP Pistons / Manley H-Tuff Connecting Rods Package - Subaru EJ257
CP Pistons and Manley Performance are among the biggest names in high performance engine components. For building a EJ257 race car on a budget, or just upgrading factory internals, this package is a great place to start. Each package features forged CP Pistons that are designed to support additional modifications such as high lift camshafts and 1mm oversized valves. The pistons are matched with a set of forged Manley H-Tuff Connecting Rods that include ARP2000 rod bolts. This set is excellent when used for high boost applications and can support up to 750 horsepower with the upgraded wrist pins option. Package includes complete ring set and standard 5100 wrist pins.
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Piston Specifications available
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Part Number
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Bore
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Size
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CH
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CR
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Applications*
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SC7420
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99.50mm
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1.208
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8.2:1
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SC7422
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99.75mm
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1.208
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8.2:1
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SC7421
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100.0mm
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1.208
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8.2:1
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SC7423
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100.5mm
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1.208
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8.2:1
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SC7425
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99.50mm
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1.208
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9.0:1
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SC7426
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99.75mm
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1.208
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9.0:1
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SC7427
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100.0mm
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1.208
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9.0:1
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SC7428
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100.5mm
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1.208
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9.0:1
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SC7415
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99.50mm
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1.208
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10.0:1
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SC7416
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99.75mm
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1.208
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10.0:1
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SC7417
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100.0mm
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1.208
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10.0:1
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SC7418
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100.5mm
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1.208
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10.0:1
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*Application Codes:
1: Turbo or Supercharger,
2: Nitrous,
3: Naturally Aspirated,
4: Works w/ B16A / B18A / B18B / B18C Head,
5: Must Sleeve Block,
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6: 5SFE Block with 3SGTE Head,
7: CR with KA24DE is 9.0:1, KA24E is 8.0:1,
8: CR with 89mm stroke & B16A head,
9: No locks supplied, use factory lock
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Rod Specifications
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Part Number
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Bolt
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Length (in.)
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BE Bore (in.)
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BE width (in.)
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Pin Bore (in.)
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Pin Dia (in.)
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Weight(g)
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Notes
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15024-4
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3/8" ARP2000
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5.137"
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2.165"
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.840"
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.9063"
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.9055"
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560g
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N/A
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