How to remove and clean the expansion tank in a cooling system on Ford Mustang?

First of all, the cooling system should be drained. Then, you can disconnect the coolant reservoir's upper and lower hoses, together with the coolant reservoir bolts on both sides and the upper hose. To prevent leakage, plug the hoses. By using soapy water and a brush, clean out any deposits inside the tank. Carefully examine the reservoir for cracks. If it has a crack on it, change it. The installation is in reversed order of removal.

Genuine Ford Mustang Coolant Reservoir

Coolant Tank Reservoir

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25 Coolant Reservoirs found

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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 4R3Z-8A080-AA
- Other Name: Tank Assy - Radiator Overflow; Expansion Tank, Recovery Tank, Reservoir
$70.51 MSRP: $103.08
You Save: $32.57 (32%)

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Fits the following Vehicles:
2005-2010 Ford Mustang | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 5-Speed Automatic Transmission 5R55S, 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission (T56), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: FR3Z-8A080-A
- Other Name: Tank Assy - Radiator Overflow; Expansion Tank, Reservoir
$60.16 MSRP: $87.95
You Save: $27.79 (32%)

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Fits the following Vehicles:
2015-2019 Ford Mustang | 4 Cyl 2.3L TIVCT DI TC, 6 Cyl 3.7L PFI NA, 8 Cyl 5.0L DOHC EFI Modular, 8 Cyl 5.0L MOD DOHC SEFI NA, 8 Cyl 5.2L | 10-Speed Automatic Transmission (10R80), 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 3R3Z-8A080-AC
- Other Name: Tank Assy - Radiator Overflow; Recovery Tank
- Replaces: 1R3Z-8A080-AB
$98.83 MSRP: $144.48
You Save: $45.65 (32%)

Add to Cart
More Info
Fits the following Vehicles:
2001-2004 Ford Mustang | 8 Cyl 4.6L DOHC EFI, 8 Cyl 4.6L DOHC EFI S/C, 8 Cyl 4.6L SOHC EFI | 4-Speed Automatic Transmission 4R70W (AODE), 4AT 4R75W, 5-Speed Manual Transmission (T450D), 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission Tremec T56, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: BR3Z-8A080-C
- Other Name: Tank Assy - Radiator Overflow; Reservoir
$74.27 MSRP: $108.58
You Save: $34.31 (32%)

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Fits the following Vehicles:
2011-2014 Ford Mustang | 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 3R3Z-8A080-AB
- Other Name: Tank Assy - Radiator Overflow; Recovery Tank
- Replaces: 3R3Z-8A080-AA
$237.25 MSRP: $329.58
You Save: $92.33 (29%)

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Fits the following Vehicles:
2003-2004 Ford Mustang | 8 Cyl 4.6L DOHC EFI S/C | 4-Speed Automatic Transmission 4R70W (AODE), 4AT 4R75W, 5-Speed Manual Transmission (T450D), 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission Tremec T56, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: YR3Z-8A080-BA
- Other Name: Tank Assy - Radiator Overflow; Recovery Tank
- Manufacturer Note: #YR33 8A080-A* - includes sensor - not serviced separately
- Replaces: F7ZZ-8A080-AB
$114.97 MSRP: $168.08
You Save: $53.11 (32%)

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Fits the following Vehicles:
1997-2000 Ford Mustang | 8 Cyl 4.6L | 4AT 4R70W, 5MT
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: BR3Z-8A080-B
- Other Name: Tank Assy - Radiator Overflow; Expansion Tank, Reservoir
$77.78 MSRP: $113.72
You Save: $35.94 (32%)

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More Info
Fits the following Vehicles:
2011-2014 Ford Mustang | 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: CR3Z-8A080-A
- Other Name: Tank Assy - Radiator Overflow; Expansion Tank, Reservoir
- Replaces: BR3Z-8A080-A, BR3Z-8A080-E
$96.02 MSRP: $140.38
You Save: $44.36 (32%)

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Fits the following Vehicles:
2011-2014 Ford Mustang | 6 Cyl 3.7L PFI NA, 8 Cyl 5.0L DOHC EFI Modular, 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 2R3Z-8A080-AC
- Other Name: Recovery Tank
$76.73 MSRP: $112.18
You Save: $35.45 (32%)

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Fits the following Vehicles:
2001-2004 Ford Mustang | 6 Cyl 3.8L OHV EFI, 6 Cyl 3.9L OHV EFI NA | 4AT 4R75W, 4-Speed Automatic Transmission 4R70W (AODE), 5-Speed Manual Transmission (T450D), 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission Tremec T56, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator
Part Number: BR3Z-8A080-E
- Other Name: Tank Assy - Radiator Overflow
- Replaced by: CR3Z-8A080-A
$96.02 MSRP: $140.38
You Save: $44.36 (32%)

Add to Cart
More Info
Fits the following Vehicles:
2011-2012 Ford Mustang | 6 Cyl 3.7L PFI NA, 8 Cyl 5.0L DOHC EFI Modular, 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: F6ZZ-8A080-BJ
- Other Name: Tank Assy - Radiator Overflow; Recovery Tank
- Manufacturer Note: Sensor not serviced separately
$173.28 MSRP: $240.71
You Save: $67.43 (29%)

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More Info
Fits the following Vehicles:
1996 Ford Mustang | 8 Cyl 4.6L | 4AT 4R70W, 5MT
Less Info
View related parts
Ford Mustang Tank Assembly - Radiator
Part Number: BR3Z-8A080-A
- Other Name: Tank Assy - Radiator Overflow
- Replaced by: CR3Z-8A080-A
$96.02 MSRP: $140.38
You Save: $44.36 (32%)

Add to Cart
More Info
Fits the following Vehicles:
2011 Ford Mustang | 6 Cyl 3.7L PFI NA, 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
Less Info
View related parts
Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 1R3Z-8A080-AB
- Other Name: Tank Assy - Radiator Overflow
- Replaced by: 3R3Z-8A080-AC
$98.83 MSRP: $144.48
You Save: $45.65 (32%)

Add to Cart
More Info
Fits the following Vehicles:
2001-2002 Ford Mustang | 8 Cyl 4.6L DOHC EFI, 8 Cyl 4.6L DOHC EFI S/C, 8 Cyl 4.6L SOHC EFI | 4AT 4R75W, 4-Speed Automatic Transmission 4R70W (AODE), 5-Speed Manual Transmission (T450D), 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission Tremec T56, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
Less Info
View related parts
Ford Mustang Tank Assembly - Radiator Overflow
Part Number: F7ZZ-8A080-AB
- Other Name: Tank Assy - Radiator Overflow
- Manufacturer Note: Includes sensor - not serviced separately
- Replaced by: YR3Z-8A080-BA
$114.97 MSRP: $168.08
You Save: $53.11 (32%)

Add to Cart
More Info
Fits the following Vehicles:
1997-2000 Ford Mustang | 8 Cyl 4.6L | 4AT 4R70W, 5MT
Less Info
View related parts
Ford Mustang Tank Assembly Radiator Over
Part Number: F7ZZ8054BA
- Other Name: Tank Assy - Radiator Overflow
$38.26 MSRP: $53.14
You Save: $14.88 (29%)

Add to Cart
More Info
Fits the following Vehicles:
1997 Ford Mustang | 8 Cyl 4.6L | 4AT 4R70W, 5MT
Less Info
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Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 7R3Z-8A080-A
- Other Name: Tank Assy - Radiator Overflow; Reservoir
- Manufacturer Note: Intercooler Reservoir
More Info
Fits the following Vehicles:
2007-2010 Ford Mustang | 8 Cyl 5.4L DOHC EFI S/C ALUM | 5-Speed Automatic Transmission 5R55S, 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission (T56), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
Less Info
View related parts
Ford Mustang Tank Assembly - Radiator Overflow
Part Number: 3R3Z-8A080-AA
- Other Name: Tank Assy - Radiator Overflow
- Replaced by: 3R3Z-8A080-AB
More Info
Fits the following Vehicles:
2003 Ford Mustang | 8 Cyl 4.6L DOHC EFI S/C | 4AT 4R75W, 4-Speed Automatic Transmission 4R70W (AODE), 5-Speed Manual Transmission (T450D), 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission Tremec T56, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
Less Info
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Ford Mustang Tank Assembly - Radiator
Part Number: E7ZZ-8A080-B
- Other Name: TANK ASY - RADIATOR
- Manufacturer Note: #E7ZE 8C045-BA, BEFORE 5/92
$0.00
More Info
Fits the following Vehicles:
1990-1992 Ford Mustang | 4 Cyl 2.3L | 4AT A4LD, 4AT AOD, 5MT
Less Info
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Ford Mustang Tank Assembly - Radiator
Part Number: F2ZZ-8A080-A
- Other Name: Tank Assy - Radiator Overflow; Recovery Tank
- Manufacturer Note: FROM 5/92
More Info
Fits the following Vehicles:
1992-1993 Ford Mustang | 4 Cyl 2.3L | 4AT A4LD, 4AT AOD, 5MT
1987-1989 Ford Mustang | 4 Cyl 2.3L, 8 Cyl 5.0L | 4AT A4LD, 4AT AOD, 5MT
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Ford Mustang Tank Assembly - Radiator
Part Number: F4ZZ-8A080-A
- Other Name: Tank Assy - Radiator Overflow; Recovery Tank
More Info
Fits the following Vehicles:
1994-1996 Ford Mustang | 6 Cyl 3.8L | 4AT 4R70W, 4AT AOD-E, 5MT
Less Info

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Ford Mustang Coolant Reservoir Parts Questions & Answers

Tank Assembly - Radiator Overflow
4R3Z-8A080-AA
Q: How to remove and clean the expansion tank in a cooling system on Ford Mustang?
A: First of all, the cooling system should be drained. Then, you can disconnect the coolant reservoir's upper and lower hoses, together with the coolant reservoir bolts on both sides and the upper hose. To prevent leakage, plug the hoses. By using soapy water and a brush, clean out any deposits inside the tank. Carefully examine the reservoir for cracks. If it has a crack on it, change it. The installation is in reversed order of removal.