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Ford Thunderbird

Maintenance specs for 3 variants of the Ford Thunderbird — from 1985 to 2005.

19851997 Ford Thunderbird

3.8L V6 (Essex 3.8L) · RWD

140 hp / 215 lb-ft

Engine Oil

Weight5W-30
Capacity5 qt
FilterFL-400S

Transmission

Type4-Speed Automatic (AOD/AODE)
FluidMercon
Drain & fill5.5 qt
Full capacity13.9 qt

Coolant

TypeFord Green (Ethylene Glycol)
Capacity12 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidMercon ATF
Capacity16 oz

Differentials

Rear fluid80W-90 GL-5
Rear capacity3.25 qt

Fuel

Tank18 gal
TypeRegular 87

Tires

Size205/70R15
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 205/70R15 tires

Battery

Group size58R
CCA540 A
Shop group 58R battery

Spark Plugs

Gap0.054 in
Shop spark plugs

Wiper Blades

Driver18"
Passenger18"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi

19891997 Ford Thunderbird

3.8L V6 Supercharged (Essex 3.8L SC) · RWD

230 hp / 330 lb-ft

Engine Oil

Weight5W-30
Capacity5 qt
FilterFL-400S

Transmission

Type4-Speed Automatic (4R70W)
FluidMercon V
Drain & fill5.5 qt
Full capacity13.9 qt

Coolant

TypeFord Green (Ethylene Glycol)
Capacity13 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidMercon ATF
Capacity16 oz

Differentials

Rear fluid80W-90 GL-5
Rear capacity3.25 qt

Fuel

Tank18 gal
TypePremium 91

Tires

Size225/60R16
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 225/60R16 tires

Battery

Group size58R
CCA540 A
Shop group 58R battery

Spark Plugs

Gap0.054 in
Shop spark plugs

Wiper Blades

Driver18"
Passenger18"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter15,000 mi
Drive belt60,000 mi

20022005 Ford Thunderbird

3.9L V8 DOHC (3.9L InTech) · RWD

280 hp / 286 lb-ft

Engine Oil

Weight5W-20
Capacity6 qt
FilterFL-820S

Transmission

Type5-Speed Automatic (5R55S)
FluidMercon V
Drain & fill5.5 qt
Full capacity13.5 qt

Coolant

TypeMotorcraft Gold (Prediluted)
Capacity12.5 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidMercon V
Capacity18 oz

Differentials

Rear fluid75W-140 Synthetic
Rear capacity2.5 qt

Fuel

Tank18 gal
TypePremium 91

Tires

Size235/50R17
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 235/50R17 tires

Battery

Group size96R
CCA590 A
Shop group 96R battery

Spark Plugs

Gap0.054 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service30,000 mi
Coolant flush45,000 mi
Brake fluid30,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi