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1967 - 1972 F-100 & Larger F-Series Trucks Discuss the Bumpsides Ford Truck

Water pump differance

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Old Nov 23, 2015 | 09:06 AM
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Water pump differance

Morning all i have a 1971 351w dropped in a 65 f100 now i was told that the passanger side water pump inlet models have different diameter crank pulley and i believe water pump pulley can anyone shed some light on this statement
 
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Old Nov 23, 2015 | 04:42 PM
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Since it was up in the 80s before a 351W was installed in a truck, it shouldn't be a concern.


John
 
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Old Nov 23, 2015 | 06:16 PM
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Originally Posted by Carmax
Morning all i have a 1971 351w dropped in a 65 f100 now i was told that the passanger side water pump inlet models have different diameter crank pulley and i believe water pump pulley can anyone shed some light on this statement
I have no idea what you are asking. Can you explain it better?
 
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Old Nov 23, 2015 | 06:27 PM
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From my understanding the crank pulley ford used was .3" shorter with a passenger side inlet water pump
 
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Old Nov 23, 2015 | 07:24 PM
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Like John said, if the belts are straight it doesn't matter.
 
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