

Athena Racing 330 serijos Cooper Ring cilindrų galvos tarpinė.
Šios tarpinės yra su nerūdijančio plieno INOX žiedais, šis technologinis sprendimas gerokai lenkia Fire Ring tarpinių technologiją.
Cooper Ring tarpinės yra taip pat tinkamos pirmam, antram variklio remontui.
Prekės kodas 330021R
Tarpinės storis: 2.00mm
Cilindro diametras: 95.00mm
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Tarpinės kodo pradžia 330 |
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Athena privalumai |
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Sustiprinta medžiaga |
OE patvirtinta - tarpinėms gaminti nenaudojamas asbestas |
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Nerūdijančio plieno žiedai (AISI304) |
Atskiri nerūdijančio plieno žiedai užtikrina maksimalų sandarumą aplink cilindrų angas varikliams, dirbantiems ekstremaliomis sąlygomis, taip pat turintiems NOS sistemą ir/ar turbokompresorių, kai MLS tarpinė nebepajėgi užsandarinti degimo kameros. Cilindrų galvos ir variklio bloko nereikia specialiai apdirbti. |
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Silikoninis sandarinimas |
Silikoninis sandarinimas yra taikomas svarbiose vietose siekiant pagerinti sandarinimą aplink visas aušinimo ir tepimo angas. |

Detali informacija
BMW M3 E30 - 2.3 2.5 (S14B23, S14B25)



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| ENGINE BEARINGS | ||
![]() |
CON ROD BEARING SET |
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| Part# | ||
| 4B1568H |
4B1568HX |
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| Sizes | STD, .025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
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| Min Std Shaft Size |
1.8888in / 47.975mm |
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| Max Std Shaft Size |
1.8894in / 47.9911mm |
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| Min Std Tunnel Size |
2.0472in / 52.000mm |
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| Max Std Tunnel Size |
2.0478in / 52.015mm |
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| Max Wall at Crown |
0.0785in / 1.993mm |
0.0780in / 1.980mm |
| Max Overall Length |
0.787in / 20.00mm |
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| Notes | .. | |
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Diagram |
![]() |
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Engines BMW 2.0 2.3 2.5 (S14B20, S14B23, S14B25)

| ENGINE BEARINGS | ||
![]() |
CON ROD BEARING SET |
|
| Part# | ||
| 4B1568H |
4B1568HX |
|
| Sizes | STD, .025, .25 | STD |
| Oil Clearance | Standard | + 0.001" Extra |
| Half Type | Identical Halves | |
| Material |
Tri-metal Hardened steel backs |
|
| Min Std Shaft Size |
1.8888in / 47.975mm |
|
| Max Std Shaft Size |
1.8894in / 47.9911mm |
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| Min Std Tunnel Size |
2.0472in / 52.000mm |
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| Max Std Tunnel Size |
2.0478in / 52.015mm |
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| Max Wall at Crown |
0.0785in / 1.993mm |
0.0780in / 1.980mm |
| Max Overall Length |
0.787in / 20.00mm |
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| Notes | .. | |
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Diagram |
![]() |
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Engines BMW 2.0 2.3 2.5 (S14B20, S14B23, S14B25)

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Product detailed specification |
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Model number |
BMEVI-1006/L |
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Head diameter |
32.00mm |
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Stem diameter |
6.95mm |
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Length |
125.00mm |
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Material |
Inconel 751 / Nimonic |
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Fits for |
BMW M3, M5 - 2.3, 2.5, 3.6, 3.8 (S14B23, S14B25, S38B36, S38B38) |

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Product detailed specification |
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Model number |
BMIVN-1006/L |
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Head diameter |
37.00mm |
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Stem diameter |
6.98mm |
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Length |
123.00mm |
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Material |
Black nitrided stainless steel |
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Fits for |
BMW M3, M5 - 2.3, 2.5, 3.6, 3.8 (S14B23, S14B25, S38B36, S38B38) |


Spring data:
Seat pressure - 90lbs @ 35.5mm
Open (lift) pressure - 230lbs @ 13.0mm
Spring coil bind - 21.50mm
Max lift - 14.80mm
Rate - 11.50mm
Outer spring outer diameter - 29.65mm
Outer spring inner diameter - 21.85mm
Inner spring outer diameter - 20.50mm
Inner spring inner diameter - 15.50mm
Set includes:
Double springs - 24 pcs. SPR-H1005D-S14
Titanium retainers - 24 pcs. RET-BMS14-T1
Seats - 24 pcs. SEAT-H1002-S14