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OE Quality
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INAPart #: ZT-9-5323
INA ZT-9-5323 Engine Timing Chain Tensioner
⚙️ 94 vehicles fit this part
Select your vehicle to confirm fitment
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, Lincoln, and Mercury, Capri, Continental, Cougar, E-150 Econoline, E-150 Econoline Club Wagon, E-250 Econoline, F-150, Freestar, LTD, Marquis, Mustang, Sable, Taurus, Thunderbird, and Windstar
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Not what you need? Click here for all Engine Timing Chain Tensioner options
Engine Timing Chain Tensioner for Ford and Mercury
INA ZT-9-5323 is an engine timing chain tensioner for a wide range of Ford, Lincoln, and Mercury applications. It supports proper timing drive operation by maintaining chain tension for consistent gear ratio control and reliable power transfer.
- Engine timing chain tensioner for select Ford, Lincoln, and Mercury vehicles
- OE-style replacement for timing drive service and repair
- Helps maintain correct chain tension in the valve train
- Built for dependable operation with low maintenance requirements
- Cross-reference part number: 5510391100
Fitment Details
Compatible With 2004-2007 Ford Freestar, N/A; 1994-2004 Ford Mustang, N/A; 1983-1986 Ford Mustang, N/A; 1995-2003 Ford Windstar, N/A; 1997-1999 Ford E-150 Econoline, N/A; 1997-1999 Ford E-150 Econoline Club Wagon, N/A; 1997-1999 Ford E-250 Econoline, N/A; 1997-1999 Ford F-150, N/A; 1990-1997 Mercury Cougar, N/A; 1982-1987 Mercury Cougar, N/A; 1990-1995 Ford Taurus, N/A; 1989-1995 Ford Thunderbird, N/A; 1990-1995 Mercury Sable, N/A; 1988-1994 Lincoln Continental, N/A; 1982 Lincoln Continental, N/A; 1983-1986 Ford LTD, N/A; 1983-1986 Mercury Capri, N/A; and 1983-1986 Mercury Marquis, N/A.
What This Part Helps Address
- Timing chain slack or inconsistent chain tension
- Noise from a worn timing drive system
- Incorrect valve timing caused by tension loss
- Timing drive wear during engine service
- Restoration needs for Ford Mustang, Ford Windstar, and Mercury Cougar timing systems
Installation Notes
Install during timing drive service and inspect related chain components, guides, and sprockets before reassembly. Verify application by year, make, model, and engine configuration before ordering. For Ford Mustang, Ford Freestar, and Mercury Sable timing repairs, confirm the existing tensioner design matches the listed application.
Quality Assurance
INA positions this part within its timing drive repair solutions for chain and belt components, with an emphasis on correct gear ratios, reliable operation, and low maintenance cost.
This part fits 94 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Ford | Freestar | 3.9L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2006 | Ford | Freestar | 3.9L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2005 | Ford | Freestar | 3.9L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2004 | Ford | Freestar | 3.9L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2004 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 2004 | Ford | Mustang | 3.9L | V6 | N/A | INA Global Number 551 0391 100 |
| 2003 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 2003 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2002 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 2002 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2001 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 2001 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 2000 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 2000 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1999 | Ford | E-150 Econoline | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1999 | Ford | E-250 Econoline | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1999 | Ford | F-150 | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1999 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1999 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1998 | Ford | E-150 Econoline | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1998 | Ford | E-250 Econoline | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1998 | Ford | F-150 | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1998 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1998 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1997 | Ford | E-150 Econoline | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1997 | Ford | E-250 Econoline | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1997 | Ford | F-150 | 4.2L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1997 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1997 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1997 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1996 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1996 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1996 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1995 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1995 | Ford | Taurus | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1995 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1995 | Ford | Windstar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1995 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1995 | Mercury | Sable | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1994 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1994 | Ford | Taurus | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1994 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1994 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1994 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1994 | Mercury | Sable | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1993 | Ford | Taurus | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1993 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1993 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1993 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1993 | Mercury | Sable | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1992 | Ford | Taurus | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1992 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1992 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1992 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1992 | Mercury | Sable | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1991 | Ford | Taurus | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1991 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1991 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1991 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1991 | Mercury | Sable | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1990 | Ford | Taurus | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1990 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1990 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1990 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1990 | Mercury | Sable | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1989 | Ford | Thunderbird | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1989 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1988 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1987 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1986 | Ford | LTD | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1986 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1986 | Mercury | Capri | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1986 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1986 | Mercury | Marquis | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1985 | Ford | LTD | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1985 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1985 | Mercury | Capri | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1985 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1985 | Mercury | Marquis | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1984 | Ford | LTD | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1984 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1984 | Mercury | Capri | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1984 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1984 | Mercury | Marquis | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1983 | Ford | LTD | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1983 | Ford | Mustang | 3.8L | V6 | N/A | INA Global Number 551 0391 100 |
| 1983 | Mercury | Capri | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1983 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1983 | Mercury | Marquis | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1982 | Lincoln | Continental | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
| 1982 | Mercury | Cougar | 3.8L | V6 | N/A | INA Global Number 551 0391 100; Tensioner |
* 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:
5510391100
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.