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#1 Posted : Wednesday, 3 October 2007 1:49:12 AM(UTC)
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are all 202 water pumps the same ? i heard the 3.3 blue pump is a better pump cheers
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Dr Terry Offline
#2 Posted : Wednesday, 3 October 2007 2:25:23 AM(UTC)
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Hi Guys.

I've cut & pasted this from another forum, where I answered a similar question a while ago.


Many parts catalogues don’t list these pumps properly.

There are actually 4 different water pumps for the Holden Red/Blue/Black 6.

1. EH to
If at first you don't succeed, just call it Version 1.0
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Dr Terry Offline
#3 Posted : Wednesday, 3 October 2007 2:25:23 AM(UTC)
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Hi Guys.

Ive cut & pasted this from another forum, where I answered a similar question a while ago.


Many parts catalogues don’t list these pumps properly.

There are actually 4 different water pumps for the Holden Red/Blue/Black 6.

1. EH to H
If at first you don't succeed, just call it Version 1.0
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#4 Posted : Wednesday, 3 October 2007 2:42:01 AM(UTC)
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thanks dr terry so the jumbo pump w815 would be best for cooling right ? cheers ps if thats not a dumb statement
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Dr Terry Offline
#5 Posted : Wednesday, 3 October 2007 2:48:19 AM(UTC)
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Hi john.

AFAIK they all pump the same volume in factory form. I don't think a Jumbo pump would pump any more water than an EH/HK pump, but it does have a bigger (stronger ??) bearing.

It does appear however, that some aftermarket pumps with pressed
If at first you don't succeed, just call it Version 1.0
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Dr Terry Offline
#6 Posted : Wednesday, 3 October 2007 2:48:19 AM(UTC)
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Hi john.

AFAIK they all pump the same volume in factory form. I dont think a Jumbo pump would pump any more water than an EH/HK pump, but it does have a bigger (stronger ??) bearing.

It does appear however, that some aftermarket pumps with pressed s
If at first you don't succeed, just call it Version 1.0
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adam PERTH Offline
#7 Posted : Wednesday, 3 October 2007 9:33:53 AM(UTC)
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"faster flow DOES NOT = better cooling."
SOURCE: Smokey Yuknik Chev power secrets.

slower is better to achieve the latent heat transfer.

hi reving motors actually gear down the water pump pulley.




A1 Bogan.
Old holdens brought on the spot, quick decision, cash paid.
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Dr Terry Offline
#8 Posted : Wednesday, 3 October 2007 5:45:55 PM(UTC)
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quote:
Originally posted by adam PERTH
"faster flow DOES NOT = better cooling."
SOURCE: Smokey Yuknik Chev power secrets.

If at first you don't succeed, just call it Version 1.0
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adam PERTH Offline
#9 Posted : Thursday, 4 October 2007 7:45:08 AM(UTC)
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My point was that the STD GM stuff is "a OK"
ok up to 2 HP : 1 Cubic inch.

A1 Bogan.
Old holdens brought on the spot, quick decision, cash paid.
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HK1837 Online
#10 Posted : Thursday, 4 October 2007 4:16:39 PM(UTC)
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I'd have to agree totally with Terry on the uselessness of the pressed stell impellers. My Overlander's red 308 had an aftermarket pump on it with the cheap impeller. When I changed it to a later model pump with the bigger bearing it had the cast iron bar
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HK1837 Online
#11 Posted : Thursday, 4 October 2007 4:16:39 PM(UTC)
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Id have to agree totally with Terry on the uselessness of the pressed stell impellers. My Overlanders red 308 had an aftermarket pump on it with the cheap impeller. When I changed it to a later model pump with the bigger bearing it had the cast iron barre
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If we all had the same (good) taste, who would buy all the Fords?
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