HomeEngine > Valve Train ComponentsGMB 448-8990 Engine Timing Belt Tensioner
Part #: 448-8990

GMB 448-8990 Engine Timing Belt Tensioner

⚙️ 3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mitsubishi, Mirage
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Reliable Engine Timing Belt Tensioner for Mitsubishi Mirage

The GMB 448-8990 engine timing belt tensioner is designed specifically for Mitsubishi Mirage models, ensuring precise tension control for serpentine and V-belt systems. This metal pulley tensioner supports optimal engine timing and belt performance.

  • Compatible with Mitsubishi Mirage vehicles
  • Engine timing belt tensioner with metal pulley construction
  • Supports serpentine and V-belt pulley types
  • Single groove pulley design for accurate belt alignment
  • Drive belt pulley diameter: 1 mm

Durable Metal Pulley for Consistent Performance

The GMB 448-8990 features a robust metal pulley that provides durability and resistance to wear under continuous engine operation. Its single groove design accommodates both serpentine and V-belt types, making it suitable for the specific belt configurations found in Mitsubishi Mirage engines. The precise 1 mm drive belt pulley diameter ensures proper belt tension and alignment, which is critical for maintaining engine timing and preventing belt slippage.

Purpose and Common Applications

  • Maintains correct tension on the timing belt to prevent engine timing issues
  • Reduces belt noise and vibration caused by improper tension
  • Prevents premature belt wear and potential engine damage
  • Ensures smooth operation of serpentine and V-belt driven components
  • Addresses issues related to belt misalignment or slack in Mitsubishi Mirage engines

Installation Notes and Tips

When installing the GMB 448-8990 timing belt tensioner, ensure the belt is properly aligned within the single groove pulley. Verify that the tensioner is securely mounted and that the belt tension meets manufacturer specifications for the Mitsubishi Mirage. It is recommended to inspect the belt and related components for wear during installation to maintain optimal engine performance.

Quality Assurance and Warranty

GMB manufactures the 448-8990 timing belt tensioner to meet OEM standards for fit and function on Mitsubishi Mirage vehicles. The metal pulley construction is engineered for durability and consistent performance. While specific warranty details are not provided, GMB products typically adhere to industry quality standards to support reliable engine operation.

BrandGMB
Part Number448-8990
Drive Belt Pulley Diameter (1) (mm)1
Pulley / Belt TypeSerpentine & v-belt
Pulley Groove Quantity (1)1
Pulley Material (1)Metal

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1999MitsubishiMirage1.5LL4N/A
1998MitsubishiMirage1.5LL4N/A
1997MitsubishiMirage1.5LL4N/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:

448899084098MD329976T41211

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.