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966903 Serpentine Alternator Belt for Volvo Penta 2001 2001AG 2001B 2001BG 2002B 2002BG 2003B 2003B-SOLAS 2003BG 2003TB | JLM Marine
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Serpentine Alternator Belt for Volvo Penta 2001, 2001AG, 2001B, 2001BG, 2002B, 2002BG, 2003B, 2003B-SOLAS, 2003BG, 2003TB – Part #966903
This serpentine alternator belt is engineered to fit a wide range of Volvo Penta marine diesel engines, including the 2001, 2001AG, 2001B, 2001BG, 2002B, 2002BG, 2003B, 2003B-SOLAS, 2003BG, and 2003TB models. Designed for reliable power transmission, this belt ensures your alternator operates smoothly for consistent charging performance.
This part directly replaces Volvo Penta OEM part number 966903 and Orbitrade part number ORB18003, offering a quality aftermarket solution for your engine's belt replacement needs.
- Precision length of 863 mm for exact fitment
- Direct replacement for OEM and aftermarket part numbers
- Suitable for Volvo Penta 2001–2003 series diesel engines
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| Volvo Penta | 966903 |
| Orbitrade | ORB18003 |
Compatible Engine Models
Confirm your engine model/year in the table below.
| Brand | Model |
|---|---|
| Volvo Penta | 2001 |
| Volvo Penta | 2001AG |
| Volvo Penta | 2001B |
| Volvo Penta | 2001BG |
| Volvo Penta | 2002B |
| Volvo Penta | 2002BG |
| Volvo Penta | 2003B |
| Volvo Penta | 2003B-SOLAS |
| Volvo Penta | 2003BG |
| Volvo Penta | 2003TB |
Technical Specifications
| Specification | Value |
|---|---|
| OEM Number | 966903 |
| Length | 863 mm |
| Type | Serpentine Alternator Belt (V-Belt) |
Package Contents
Your package includes:
- 1 × Serpentine Alternator Belt (Part #966903)
Installation Guide
- Disconnect the battery negative terminal to ensure safety during installation.
- Locate the alternator belt on your Volvo Penta engine and inspect the current belt routing path.
- Loosen the alternator mounting bolts to create slack in the old belt.
- Remove the old serpentine belt from the pulleys, noting the routing pattern for reference.
- Position the new 966903 belt around the crankshaft and alternator pulleys following the correct routing path.
- Adjust the alternator position to achieve proper belt tension—the belt should deflect approximately 10–15 mm when pressed firmly at the midpoint.
- Tighten the alternator mounting bolts securely once proper tension is achieved.
- Reconnect the battery negative terminal and start the engine to verify smooth belt operation.
- Inspect the belt after the first few hours of operation and re-tension if necessary.
Troubleshooting & FAQ
Q: How do I confirm this belt fits my Volvo Penta engine?
A: Check the compatible engine models table above to verify your engine series (2001–2003 models). You can also compare the OEM part number 966903 with your current belt or consult your engine's service manual.
Q: How often should I replace the alternator belt?
A: Inspect your belt every 100 operating hours or annually. Replace it if you notice cracking, glazing, fraying, or excessive wear. Most belts require replacement every 2–3 years under normal operating conditions.
Q: What are the signs that my alternator belt is failing?
A: Common symptoms include squealing noises during engine operation, visible cracks or wear on the belt surface, battery warning lights on the dashboard, or insufficient charging voltage. Replace the belt immediately if any of these signs appear.
Q: How tight should the belt be after installation?
A: The belt should have a deflection of approximately 10–15 mm when pressed firmly at the longest span between pulleys. Over-tightening can damage bearings; under-tightening can cause slippage and reduced charging efficiency.
Q: Is this an OEM or aftermarket belt?
A: This listing is an aftermarket replacement part. We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
- Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
- Fast Global Shipping: Free delivery worldwide in 5–15 days.
- Direct from Manufacturer: Competitive pricing without compromising quality.
Мы осуществляем доставку практически по любому адресу в мире, при этом для большинства регионов доступна бесплатная доставка.
Для наших типичных клиентов из США и Канады сроки доставки следующие:
- Amazon FBA : заказы будут доставлены в течение 1–5 рабочих дней после размещения заказа (в определенные особые периоды, такие как крупные акции, Рождество и т. д., время доставки Amazon FBA может быть изменено).
- Доставка со склада в США : заказы будут доставлены в течение 7 дней после размещения заказа.
- Доставка со склада в Китае : заказы будут доставлены примерно через 12 дней после размещения заказа.
Когда вы размещаете заказ, мы оценим даты отправки и доставки для вас на основе доступности ваших товаров и выбранных вами вариантов доставки. В зависимости от выбранного вами поставщика услуг доставки, предполагаемые даты доставки могут отображаться на странице расценок на доставку.
Также обратите внимание, что стоимость доставки многих товаров, которые мы продаем, основана на весе. Вес любого такого товара можно найти на странице с его подробностями. Чтобы отразить политику транспортных компаний, с которыми мы работаем, все веса будут округлены до следующего целого фунта.
Основанная в 2002 году, компания JLM Marine зарекомендовала себя как специализированный производитель высококачественных морских деталей, базирующийся в Китае. Наша приверженность совершенству в производстве заслужила нам доверие ведущих мировых морских брендов.
Как прямой поставщик, мы обходим посредников, что позволяет нам предлагать конкурентоспособные цены без ущерба качеству. Такой подход не только поддерживает экономическую эффективность, но и гарантирует, что наши клиенты получают наилучшую ценность напрямую от источника.
Мы рады расширить свое присутствие через розничные каналы, предлагая наш опыт и приверженность качеству непосредственно владельцам и любителям лодок по всему миру.
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