OE Quality
60-Day Returns

GMB 470-8330 Engine Timing Idler
Reliable Engine Timing Idler for Toyota Camry and Corolla
The GMB 470-8330 engine timing idler is designed to maintain proper tension and alignment of serpentine and V-belts in Toyota Camry and Corolla models. Engineered with a durable metal pulley, this component supports efficient engine timing and belt operation.
Key Features of GMB 470-8330 Engine Timing Idler
- Compatible with Toyota Camry and Corolla vehicles
- Metal pulley construction for enhanced durability
- Single groove pulley designed for serpentine and V-belt systems
- Drive belt pulley diameter of 1 mm for precise fitment
- Part number 470-8330 ensures exact replacement
Detailed Description of the Engine Timing Idler
The GMB 470-8330 engine timing idler is a critical valve train component that helps maintain the correct tension on the drive belts, preventing slippage and ensuring smooth engine operation. Featuring a metal pulley with a single groove, it is compatible with both serpentine and V-belt configurations commonly found in Toyota Camry and Corolla engines. The precise 1 mm pulley diameter supports accurate belt tracking and longevity, contributing to overall engine reliability.
Common Applications and Issues Addressed
- Prevents belt slippage and misalignment in Toyota Camry and Corolla engines
- Reduces noise caused by worn or damaged idler pulleys
- Helps avoid premature belt wear and potential engine timing issues
- Supports proper valve train function by maintaining belt tension
- Replaces faulty or worn engine timing idler components
Installation Notes and Tips
When installing the GMB 470-8330 engine timing idler, ensure the belt tension is adjusted according to manufacturer specifications. Inspect the serpentine and V-belts for wear and replace if necessary to maximize performance. Proper alignment of the pulley groove with the belt is essential to prevent premature wear and maintain engine timing accuracy.
Quality Assurance and Warranty
GMB manufactures the 470-8330 engine timing idler to meet strict quality standards, using durable metal materials for long-lasting performance. While specific warranty details are not provided, GMB products typically undergo rigorous testing to ensure reliability and fitment for Toyota Camry and Corolla models.
| Brand | GMB |
| Part Number | 470-8330 |
| Drive Belt Pulley Diameter (1) (mm) | 1 |
| Pulley / Belt Type | Serpentine & v-belt |
| Pulley Groove Quantity (1) | 1 |
| Pulley Material (1) | Metal |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1986 | Toyota | Camry | 1.8L | L4 | N/A | ||
| 1986 | Toyota | Camry | 2.0L | L4 | DIESEL | N/A | |
| 1985 | Toyota | Camry | 1.8L | L4 | N/A | ||
| 1985 | Toyota | Corolla | 1.8L | L4 | N/A | ||
| 1984 | Toyota | Camry | 1.8L | L4 | N/A | ||
| 1984 | Toyota | Corolla | 1.8L | L4 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.