'79-'85 Carbureted Mustang Specifications

Year

1979

1982

1983

1984

1985

SAE net Horsepower

140 hp @ 3400 rpm

157 hp @ 4200 rpm

175 hp @ 4200 rpm

c/o

210 hp @ 4400 rpm

Torque

250 ft-lb @ 1800 rpm

240 ft-lb @ 2400 rpm

245 ft-lb @ 2400 rpm

c/o

270 ft-lb @ 3200 rpm

Induction System Fuel Management

2V Motorcraft carb.

2V Motorcraft carb.

4V Holley 600 cfm

4V Holley 600 cfm

4V Holley 600 cfm

311 cfm

369 cfm

E3ZE-9510-BGA

E4ZE-9510-YA

E5ZE-9510-GA

?" bore

1.56" bore

1.09" venturi

1.21" venturi

Air Intake

Single snorkel, low lid air cleaner

Dual snorkel, high lid air cleaner

Dual snorkel "460" air cleaner

c/o

c/o

Fuel Pump (pressure)

6.5 psi

8.5 psi

c/o

c/o

c/o

Camshaft

D6OE-6250-AA

D3OE-6250-AA

c/o

c/o

E5ZE-6250-AA

Type

base car

2V marine

Steel cam, roller lift

I.O./I.C./Lift

16°/45°/0.237

15°/65°/0.260

17°/69°/0.278

E.O./E.C./Lift

57°/19°/0.247

68°/26°/0.278

67°/19°/0.278

Duration - Int/Exh

241°/256°

260°/274°

266°/266°

Valve Lift - Int./Exh. (1.6 rocker arm ratio)

0.379"/0.395"

0.416"/0.444"

0.444"/0.444"

Overlap

35°

41°

36°

Firing Order

15426378

13726548

c/o

Camshaft Drive

Silent chain

Roller Chain

c/o

c/o

c/o

Piston

D9OE-6110-AA

c/o

c/o

c/o

E4ZE-6110-SB

(8.4:1 cr) sand cast

(8.4:1 cr) forged, thin/low tension rings, thicker ring lands

Cylinder Head

C94E-6049-AA

c/o

c/o

c/o

E5AE-6049-CA revised for service removal of tappets

Water Pump (aluminum)

D9ZE-8501-AC

E2ZE-8501-DA

c/o

E4ZE-8501-AA

E4ZE-8501-BA

3" impeller

3.25" impeller

3.5" impeller

4.40" impeller with curved blades, improved capacity and bank-to-bank distribution

Spark Plug

ASF-52

ASF-42

c/o

c/o

c/o

Gap

0.044"

0.044"

c/o

c/o

c/o

Initial Timing

12°BTC

12°BTC

10°BTC

10°BTC

12°BTC

Centrifugal Advance

0° @ 1250 rpm

0° @ 1200 rpm

0° @ 1400 rpm

0° @ 1400 rpm

0° @ 1300 rpm

8° @ 2150 rpm

10° @ 2000 rpm

9° @ 2000 rpm

11.5° @ 2200 rpm

11° @ 2000 rpm

14.5° @ 5000 rpm

19° @ 5000 rpm

18° @ 5000 rpm

19.5 @ 5000 rpm

20° @ 5000 rpm

Vacuum Advance

0° @ 3.5" Hg

0° @ 3.5" Hg

0° @ 4.5" Hg

0° @ 4.5" Hg

0° @ 4.5" Hg

14° @ 8" Hg

14° @ 8" Hg

11° @ 8" Hg

10.5° @ 8" Hg

11.5° @ 8" Hg

24° @ 13" Hg

24° @ 13" Hg

24° @ 12.5" Hg

20° @ 12.5" Hg

20° @ 12.5" Hg

Ignition Coil

33 kV output voltage

c/o

c/o

c/o

c/o

Cylinder Block

D8VE-6010-AA

E0AE-6010-DD

E2AE-6010-KA

c/o

E5AE-6010-DC

(135 lbs.)

(120 lbs.)

(120 lbs.) revised for one piece rear seal @ 83-1/2

(122 lbs.) revised for roller tappets

Exhaust - Exhaust Manifold

Cast Iron

Cast Iron

Cast Iron

Cast Iron

Stainless Steel Tubular

Manifold Gasket

None

None

None

None

E4ZE-9448-AA

Exhaust Inlet Pipe

"Y" pipe 2.0" inlet 2.0" outlet

"Y" pipe 2.0" inlet 2.0" outlet

"Y" pipe 2.0" inlet 2.25" outlet

c/o

"Y" pipe 2.5" inlet 2.5" outlet

transverse Catalyst

transverse Catalyst

inline Catalyst

inline Catalyst

Muffler / Tailpipe

Single w/ dual outlet

Single w/ dual outlet

Single w/ 2.5" tube dia. to dual outlet

c/o

Dual mufflers & Dual tailpipes 2.25"

Crankshaft

D9TE-6303-EA

E1AE-6303-AA

c/o

c/o

c/o

Flywheel

C7ZE-6375-B

E1ZR-6375-AA

c/o

c/o

c/o

Flywheel Unbalance

28 oz-in.

50 oz-in.

Damper

D6ZE-6316-AA

E1TE-6316-BA

c/o

c/o

c/o

Damper Unbalance

28 oz-in.

32 oz-in.

 '86-'95 Fuel Injected Mustang Specifications

Year

1986

1987-88

1989-93

1993 Cobra

1994-95

SAE net Horsepower

200 hp @ 4000 rpm

225 hp @ 4000 rpm

225 hp @ 4000 rpm (89-92)

245 hp @ 5000 rpm

215 hp @ 4200 rpm

205 hp @ 4200 rpm (93)

Torque

285 ft-lb @ 3000 rpm

285 ft-lb @ 3000 rpm

300 ft-lb @ 3200 rpm (89-92)

290 ft-lb @ 4000 rpm

285 ft-lb @ 3400 rpm

280 ft-lb @ 3400 rpm (93)

Induction / EEC System

Single Throttle Body, 58mm bore, 540 cfm, sequential electronic fuel injection, 19 lb-hr injectors, Tuned Length Aluminum intake manifold, EEC-IV engine control, Speed Density

Throttle body bore increased from 58mm to 60mm; Throttle shaft needle bearings replaced with ball bearings

c/o Fuel Control, Mass Airflow Sensor

65mm Throttle body, 24lb/hr fuel injectors

60mm throttle body,

1988 California Only - Mass Airflow Sensor

FFRP Cobra intake

revised intake to clear hood similar to T-bird intake

Air Intake

Remote low-restriction air cleaner

c/o

c/o

c/o

c/o

Fuel Pump (pressure)

Electric In-tank Pump, 39 psi

c/o

c/o

c/o

c/o

Camshaft

E5ZE-6250-AA

c/o

E8ZE-6250-CA (88-90)

F3ZE-6250-CA

F1ZE-6250-AA (94)

F1ZE-6250-AA (91-93)

F4ZE-6250-DA (95)

Type

Steel cam, roller lift

Steel cam, roller lift

Steel cam, roller lift

Steel cam, roller lift

I.O./I.C./Lift

17°/69°/0.278

20°/76°/0.278

19°/71°/0.282

20°/76°/0.278

E.O./E.C./Lift

67°/19°/0.278

67°/19°/0.278

75.5°/14.5°/0.282

67°/19°/0.278

Duration - Int/Exh

266°/266°

276°/266°

270°/270°

276°/266°

Valve Lift - Int./Exh. (1.6 rocker arm ratio)

0.444"/0.444"

0.444"/0.444"

0.479"/0.479"
(1.7:1 Rocker Ratio)

0.444"/0.444"

Overlap

36°

39°

33.5°

39°

Firing Order

13726548

c/o

c/o

c/o

Camshaft Drive

Roller Chain

c/o

c/o

c/o

c/o

Piston

E6ZE-6110-BA

E7ZA-6110-CA

c/o

c/o

c/o

(9.2:1 cr) forged, ring thickness and ring tension reduced; 30% on upper comp. ring & 35% on oil control ring

(9.0:1 cr) forged, 0.030 dish & eyebrows, c/o rings

90- change to moly rings

93- change to hypereutectic pistons (9.0:1 cr)

Cylinder Head

E6AE-6049-AA

E7TE-6049-AB

c/o

F3ZE-6049-AA

E7TE-6049-AB

common with 5.0L passenger car

common with 5.0L truck

GT-40

Water Pump (aluminum)

E6AE-8501-CA

c/o

c/o

c/o

c/o

Pump efficiency improved. New 3.5" impeller and housing with exit scroll

Spark Plug

AWSF-44

ASF-42

c/o

c/o

c/o

Gap

0.050"

0.052"-0.056"

Initial Timing

10°BTC

10°BTC

Timing Advance

Spark advance controlled by EEC-IV computer

c/o

Ignition Coil

E core 38 kV output voltage