1021090FD020A Timing Chain Tensioner Engine Timing Chain Adjuster Replacement For HFC4DB2-1D JAC Light Truck Engine Spare Parts
Product Details
| OEM: | 1021090FD020A | Vehicle Model: | HFC4DB2-1D |
|---|---|---|---|
| Classification: | Engine Parts | Type: | Engine |
| Highlight |
1021090FD020A Timing Chain Tensioner,Light Truck Timing Chain Tensioner,1021090FD020A |
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Product Description
Product Introduction 1021090FD020A Timing Chain Tensioner is an essential regulating component for HFC4DB2-1D engine timing drive system. It automatically applies proper pressure to the timing chain, compensating chain elongation to maintain stable tension and prevent chain slack, jumping or excessive vibration. This aftermarket replacement tensioner fixes rattling noise, timing deviation and chain skipping risk caused by internal spring fatigue, oil leakage or stuck piston of original tensioners, ensuring accurate synchronization between crankshaft and camshaft and avoiding severe valve collision damage for light commercial vehicles.
Product Advantages Adopts precision hydraulic piston structure with stable response to engine oil pressure. High-performance internal spring maintains sustained preload under temperature fluctuation. Reinforced housing resists oil pressure impact and engine vibration. Each finished tensioner undergoes hydraulic performance testing before shipment, effectively reducing timing chain wear and lowering the chance of catastrophic engine failure.
| Item | Parameter |
|---|---|
| Part Number | 1021090FD020A |
| Product Name | Timing Chain Tensioner |
| Matching Engine | HFC4DB2-1D |
| Housing Material | Alloy Steel |
| Feature | Hydraulic Auto Adjustment, Anti-backlash |
| MOQ | Negotiable |
| Application | Engine Timing Chain Drive System |
Applicable Models Suitable for JAC light trucks equipped with HFC4DB2-1D engine, widely deployed for urban logistics and short-distance cargo delivery vehicles.
FAQ
Q1: What noise will a faulty timing chain tensioner produce?
A1: Persistent rattling noise from engine front cover, especially audible during cold startup.
Q2: Should I replace tensioner together with timing chain and guides?
A2: Yes, it is recommended to replace the whole timing kit during disassembly for best reliability.
Q3: Can low engine oil pressure affect the function of hydraulic tensioner?
A3: Yes, insufficient oil pressure will make tensioner lose adjusting ability and cause chain slack.
Q4: What will happen if the timing chain jumps teeth?
A4: Valve timing disorder, engine misfire, and may lead to piston-valve collision.
Product Highlights
Product Introduction 1021090FD020A Timing Chain Tensioner is an essential regulating component for HFC4DB2-1D engine timing drive system. It automatically applies proper pressure to the timing chain, compensating chain elongation to maintain stable tension and prevent chain slack, jumping or ...
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