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Overview
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Part #: BT5139
Melling timing chain tensioner guides are provided for most domestic and import vehicle applications. Melling timing chain tensioner guides are manufactured using the highest quality designs, materials and workmanship. From budget to performance build, Melling timing chain tensioners offer you the coverage and choices you desire.
Stock Replacement Chain Tensioner Guide
Vehicle Symptoms
- Rattling noise from front of engine
- Engine misfire or rough idle
- Check engine light on
- Timing chain rattle on cold start
- Loss of engine power or hesitation
Diagnostic Codes
- P0340 – Cam Pos Snsr A Ckt (B1 or Single Snsr)
- P0341 – Cam Pos Snsr A Ckt Range/Perf
- P0300 – Random or multiple cylinder misfire Det
Relevant Conversations
- Toyota Camry rattling noise from engine
- Lexus ES300 timing chain guide replacement
- Melling BT5139 timing chain guide review
- P0340 Toyota Camry 2.4L fix
- timing chain tensioner guide symptoms
- 2008 Toyota Camry timing chain rattle
- Scion tC engine noise after cold start
- P0341 and P0300 codes on Lexus
- replacing timing chain guide on 2013 Lexus ES300h
- BT5139 vs OEM timing chain guide
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Melling |
| Part Number | M00L BT5139 |
Videos
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About MOTORMIA
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
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