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Product detailed specification |
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Model number |
BMIVN-1040S |
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Head diameter |
35.00mm |
|
Stem diameter |
5.97mm |
|
Length |
117.50mm |
|
Material |
Black nitrited stainless steel |
|
Fits for |
BMW M3 E46 - 3.2 (S54B32) |

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Product detailed specification |
|
|
Bore size |
92.50mm |
|
Stroke |
75.00mm |
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JE Pistons compression ratio (CR) |
8.5:1 |
|
OEM compression ratio (CR) |
8.0:1 |
|
Dome volume (CC) |
-11.7cm3 |
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Compression height (CH) |
32.70mm |
|
Pin diameter |
23mm |
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Features |
Accepts Turbo and Nitrous; FSR series Skirt |
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Fits for |
Subaru Impreza WRX STI - 2.0 16V (EJ20, EJ205, EJ207) |

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Product detailed specification |
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|
Bore size |
86.50mm |
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Stroke |
85.80mm |
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JE Pistons compression ratio (CR) |
9.0:1 |
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OEM compression ratio (CR) |
10.8:1 |
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Dome volume (CC) |
-22.80cm3 |
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Compression height (CH) |
31.62mm |
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Pin diameter |
21mm |
|
Features |
Accepts Turbo and Nitrous; FSR series skirt |
|
Fits for |
BMW M3 E36 S50B30 |


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|||||||
| Quantity | 4 | ||||||
| Crankshaft | 51.999 / 51.989 | ||||||
| Housing | 54.999 / 55.019 | ||||||
| Max Wall | 1.491 | ||||||
| Max Length | 19.969 |

Spring data:
Seat pressure 70lbs@33.50mm
Max lift. 14.00mm
Rate 10.00lbs/mm
Spring coil bind 19.50mm
Outer spring outer diameter: 29.05mm
Outer spring inner diameter: 21.85mm
Inner spring outer diameter: 20.50mm
Inner spring inner diameter: 15.50mm
Set includes:
Dual springs: 16 pcs. SPR-H1002D
Titanium retainers: 16 pcs. RET-K20A2/T2
Seat locator: OEM seats or SEAT-H1002D (sold separately)

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Product detailed specification |
|
|
Model number |
NIVN-1030 |
|
Head diameter |
34.65mm |
|
Stem diameter |
5.97mm |
|
Length |
102.30mm |
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Material |
Black nitrided stainless steel |
|
Fits for |
Nissan Skyline - 2.6 24V (RB26DETT) |


