mustang water pump

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BADAZZDAVE31
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  • 1 POST
How do you change the water pump in a 86 mustang the engine is carb 4bbl dont know if it is a 5.0 or a 351 numbers are worn off the engine so i cant tell I need some help here
Nov 17, 2007 at 1:06 AM
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FAIRRACING31
  • ✓Experienced Mechanic
  • 150 POSTS
1. Drain cooling system. 2. Disconnect neg. battery cable. 3. Remove power steering belt. 4. If equipped with A/C, remove the idler pulley bracket and A/C belt. 5. On engines with thermactor air pump remove belt. 6. Disconnect the lower radiator hose and heater hose from water pump. 7. Remove the retaining screws and position the fan shroud rearward. 8. Remove fan, fan clutch and spacer from engine. 9. Remove the pulley attaching bolts, and pulley from the water pump hub. 10. On the 4-140 engine, remove the cam belt outer cover. 11. On vehicles equipped with the water pump mounted alternator, loosen the alternator mounting bolts, remove alternator belt and remove alternator adjusting arm bracket from water pump. If interference is encountered, remove air pump pulley and pivot bolts. Remove air pump adjusting bracket. Swing the upper bracket aside. Detach the A/C compressor and lay aside. Do not disconnect A/C lines. Remove any accessory mounting brackets from water pump. 12. Loosen the bypass hose at the water pump if equipped. 13. Remove the water pump retaining bolts and remove water pump from engine.


https://images.2carpros.com/forum/automotive_pictures/103836_must_1_1.jpg

After removing the drive belt, loosen the water pump pulley's bolts.


https://images.2carpros.com/forum/automotive_pictures/103836_must_2_1.jpg

Remove the pulley attaching bolts.


https://images.2carpros.com/forum/automotive_pictures/103836_must_3_1.jpg

Remove spacer if equipped


https://images.2carpros.com/forum/automotive_pictures/103836_must_4_1.jpg

Remove pulley


https://images.2carpros.com/forum/automotive_pictures/103836_must_5_1.jpg

Loosen hose clamp and remove lower hose


https://images.2carpros.com/forum/automotive_pictures/103836_must_6_1.jpg

Inspect hose replace if needed


https://images.2carpros.com/forum/automotive_pictures/103836_must_7_1.jpg

Loosen and remove water pump bolts


https://images.2carpros.com/forum/automotive_pictures/103836_must_8_1.jpg

Remove water pump Sorry, photo's from 4cylinder it's the only photo's I have but should give you a good ideal. If I find 8cylinder photos I will post them later. Hope this help's. Fairracing31 A 5.0L is a 302, 5.8L is a 351. I believe your Mustang is a 5.0L
Nov 17, 2007 at 5:21 AM
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