EURORELIC

99610517157 · 996 105 171 57 · 996-105-171-57

996 105 171 57 Timing Chain Tensioner Guide O-Ring

Available newchecked 2026-10-13source: fcpeuro.commarket: US

Yes: Porsche 996 105 171 57 was listed as available new (US) on 2026-10-13 at fcpeuro.com.

Porsche part number 996 105 171 57 (99610517157) is the Timing Chain Tensioner Guide O-Ring, an engine part catalogued for the 996 (911 Carrera, 911 Carrera 4, 911 Carrera 4S), 997 (911 Carrera, 911 Carrera S, 911 Carrera 4), 987 (Boxster, Boxster S, Boxster RS), 986 (Boxster, Boxster Roadster, Boxster Roadster S). As of our last check (2026-10-13, fcpeuro.com), it is still available new from Porsche. Also catalogued as 99610517155, 99610517154, 99610517753, 99610517752.

  1. 1 New from BMW
    Listed as orderable new by the status source.
  2. 2 Aftermarket new
    No sourced aftermarket equivalent yet
  3. 3 Used / NOS
    Search live listings on eBay US/DE.
  4. 4 Interchange
    No cross-model match in our data
  5. 5 Kit / reman
    None recorded yet
  6. 6 Community fix
    No forum workaround recorded yet
  7. 7 DIY guide
    No guide yet
  8. 8 Paid hunt
    We search dealers, breakers and forums for you.

Buy new

Listed as orderable new at fcpeuro.com when checked.

  • 🇺🇸 USAvailable newGenuine part listed for sale new at FCP Eurofcpeuro.com
View 99610517157 at fcpeuro.com

Aftermarket options (0)

No sourced aftermarket equivalent recorded yet. We only list brand numbers that a brand catalog or vendor page explicitly cross-references to this BMW number.

Where to buy

Every link opens 99610517157 at that seller: “View” = the part’s own page, “Look up” = the seller’s part-number page, “Search” = the seller’s search pre-filled with the number. You can order from either region.

United States

Europe (DE · UK · DK)

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“Ships internationally” is shown only where we read it on the vendor’s own shipping page (checked 2026-09-28); otherwise check with the vendor. Import duties and taxes are the buyer’s responsibility. Amazon links carry our Associates tag, so we may earn a commission; other seller links are not affiliate links today.

Used & NOS listings

Cross-model interchange (0)

No interchange recorded. That doesn't prove there isn't one; it means we have no sourced match yet.

Listed directly for 996 and 997 and 987 and 986 in our data (see Fits). Models below are other listings of the same number.

Community fixes (0)

No forum workaround recorded yet. If you know a thread, the hunt team wants to hear about it.

Kits, reman & retrofits (0)

No kit or reman service recorded yet.

DIY

No DIY route recorded yet.

Repair guides & how-tos (0)

No repair write-up or video linked for this part yet.

Notes & sources

OE number sources: 99610517157, 99610517155, 99610517154: listed as OE number(s) on fcpeuro.com 99610517157, 99610517155, 99610517154, 99610517753, 99610517752, 99610517054, 99610517053, 99610517052, 90012314730, 99610517353, 99610516651, 99610516555, 99610516554, 99610518054, 99610518053, 99610518057, 90007548601, 90023404001, 90004100401, 99610516252, 99610506201, 99610518602, 99610517955, 99610517958, 99610518600, 99610517954, 99610517957, 99610518601, 99610518802, 99610518800, 99610518801, 99610517651, 99970164740, 99610525300, 99610525301, 007603027101: listed as OE number(s) on fcpeuro.com 99610525300, 99610525301, 99970164740: listed as OE number(s) on fcpeuro.com 99610517753, 99610517752: listed as OE number(s) on fcpeuro.com 99610517054, 99610517053, 99610517052: listed as OE number(s) on fcpeuro.com 99610518802, 99610518800, 99610518801, 99610517651: listed as OE number(s) on fcpeuro.com 99610518602, 99610517955, 99610517958, 99610518600, 99610517954, 99610517957, 99610518601: listed as OE number(s) on fcpeuro.com 99610517157, 99610517155, 99610517154: listed as OE number(s) on fcpeuro.com

SourceUsed forChecked
FCP Euro: Porsche Timing Chain Tensioner Guide Kit - Genuine Porsche 99610525301KTavailability status2026-10-13
FCP Euro: Porsche Engine Timing Chain - IWIS 50034371part number / notes2026-10-13
FCP Euro: Porsche Timing Chain Kit - FCP Euro 996TIMINGKTpart number / notes2026-10-13
FCP Euro: Porsche Timing Chain Tensioner Guide Kit - Genuine Porsche 99610525301KTpart number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain - IWIS 50035791part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain - IWIS 50027067part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Tensioner - Genuine Porsche 99610518802part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Tensioner - Genuine Porsche 99610518602part number / notes2026-10-13
FCP Euro: Porsche Timing Chain - Genuine Porsche 99610517157part number / notes2026-10-13
FCP Euro: Porsche Timing Chain Tensioner Guide Set - Genuine Porsche 99610525301part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Guide - Genuine Porsche 99610516651part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Tensioner Guide - Genuine Porsche 99610516555part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Guide Bolt - Genuine Porsche 90007548601part number / notes2026-10-13
FCP Euro: Porsche Timing Chain Tensioner Guide O-Ring - Genuine Porsche 99970164740part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Guide Bolt - Genuine Porsche 9A700836500part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Kit - FCP Euro 996TIMINGKT2part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Kit - FCP Euro 996TIMINGKT1part number / notes2026-10-13
FCP Euro: BMW Porsche Engine Timing Chain - IWIS 50026971part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Tensioner - Genuine Porsche 99610518058part number / notes2026-10-13
FCP Euro: Porsche Engine Timing Chain Tensioner Guide- Genuine Porsche 99610515801part number / notes2026-10-13