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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 - 75lbs @ 36.50mm
Open (lift) pressure - 155lbs @ 10.00mm
Spring coil bind - 23.20mm
Max lift - 12mm
Rate - 8 lbs./mm
Wide end spring outer diameter - 24.40mm
Wide end spring inner diameter - 17.60mm
Narrow end spring outer diameter - 21.00mm
Narrow end spring inner diameter - 14.30mm
Kit includes:
Single springs - 24 pcs. SPR-FE20N54-BE
Retainers - 12 pcs. RET-BMN54-TI (5mm)
Retainers - 12 pcs. RET-BMN54-TE (6mm)

Подробная спецификация продукта:
Производитель: FCP Engineering
Модель: FCPRHBS63B44
Профиль: профиль H
С на С: 138.2mm
Диаметр пальца: 22mm
Количество: 8 шт., 16 шт. ARP2000 3/8" болты
Made of: forged steel 4340 EN24er
Максимальная рекомендуемая мощность: 1200HP (8 cylinder)
Mаксимальные обороты RPM: 9000RPM
BMW M5 F10 - 4.4 V8 (S63B44)






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Part number starting with 330 |
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Athena advantages |
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Reinforced material |
Asbestos free composite raw material OE approved |
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Stainless steel ring (AISI304) |
Separate stainless steel rings assure maximum sealing around cylinder bore also on NOS and/or turbo charged engine where boost is over 2 bars. No head and block machining required |
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Silicon beading |
Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages |

