13142AA007 Subaru TENSIONER-CHAIN, Price: 47.47$, Weight: 0.24kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Subaru |
13142AA007 |
TENSIONER-CHAIN |
0 |
0.24 |
7-10 |
47.47$ |
| Not Available | ||||||
Originals
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
TENSIONER-CHAIN
|
0 |
0.276
|
-
|
45.60$
|
Not Available |
Substitutions
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
13142AA006
|
TENSIONER-CHAIN
|
0 |
0.255
|
-
|
50.28$
|
Not Available |
Compatibility
| Body | Engine | Vehicle Grade | Market | Model Year From | Model Year To | Suspension | Diagram |
|---|---|---|---|---|---|---|---|
| WAGON | 3000CC EMPI DOHC NA | OUT BACK FLAT6-S | USA | 02.2003 | 02.2004 | NORMAL SUSPENSION | View |
Engine Timing Chain Tensioner (for Subaru)
This component is a key part of the timing system. Its job is to keep the timing chain tight so the crankshaft and camshafts stay perfectly synchronized. When the chain is held at the correct tension, valve timing remains accurate, the engine runs smooth, and cold starts are quieter. ✅
Why This Part Is Needed
Timing chains naturally stretch over time, and engine oil pressure changes with RPM and temperature. The tensioning unit compensates for that movement, preventing chain slack that can cause rattling and poor performance. 🛠️
How It Works
Inside the housing is a spring-loaded plunger, often assisted by oil pressure. It pushes against the chain guide to maintain steady pressure on the chain. A locking/ratchet mechanism helps stop the plunger from backing off when oil pressure drops. ⚙️
If It Fails or Wears Out
A worn unit may cause start-up chain rattle, rough idle, misfire codes, or loss of power. In severe cases the chain can jump timing, leading to bent valves and major engine damage. Replace early to protect the whole timing system. 🚗