OEM Standard Radiator Cap with Metal Construction and Rubber Seal for Isuzu TL 4JA1 Engine
Key Attributes
Product Summary
Radiator Cap 5-21450005-1 for Isuzu TL 4JA1 engine. Direct OEM replacement with precision pressure valve and durable metal construction. Maintains proper cooling system pressure to prevent overheating and coolant loss.
Product Details
OEM radiator cap for Isuzu TL 4JA1
,Metal radiator cap with rubber seal
,Isuzu truck radiator cap OEM
| Part Number | 5-21450005-1, 5214500051 |
| Product Name | Radiator Cap / Coolant Cap |
| Car Model | ISUZU TL |
| Engine Model | ISUZU 4JA1 (2.5L Diesel) |
| Condition | 100% Brand New |
| Material | High-strength aluminum alloy & precision bearings |
| Warranty | 6 Months |
- OE Quality: Manufactured to Isuzu specifiions for perfect fit and reliable sealing
- Precision Pressure Valve: Maintains correct cooling system pressure to prevent overheating
- Dual Valve Design: Pressure relief and vacuum valve for coolant return
- Durable Construction: Metal housing with corrosion-resistant coating
- Restores Cooling System Performance: Eliminates coolant loss and overheating
- Direct Replacement: Simple twist-on installation - matches OE cap
- Cost-Effective: Affordable alternative to genuine OEM caps
Primary Appliion: ISUZU TL light-duty truck with 4JA1 engine
Engine Specifiion: 4-Cylinder, Inline Diesel, 2.5L (2499cc) displacement
May also fit other Isuzu models with same radiator cap specifiion - verifiion recommended.
- Ensure engine is completely cool before starting
- Remove old radiator cap by pressing down and turning counterclockwise
- Inspect radiator filler neck for damage or debris
- Clean the sealing surface on the filler neck
- Install new cap by pressing down and turning clockwise until it clicks
- Start engine and check for leaks
- Check coolant level after engine cools down
- Pressure Test: Each cap tested for correct opening pressure
- Vacuum Test: Vacuum valve function verified
- Dimensional Inspection: Diameter, height, and sealing surface verified
- Visual Inspection: 100% checked for defects
- Safe Packaging: Sealed in plastic bag, boxed with foam protection
Neutral export packing or customized packaging available. Carton or wooden case for safe transportation. Fast delivery for stock items via Express Air or Sea shipping.
For pricing, availability, or bulk purchase of the Radiator Cap 5-21450005-1, please contact our sales team for competitive quotes and expert technical support.
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