Engine cooling - Std Bravo lower unit pickup vs transom mount water pickup

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07-24-2019 | 03:24 PM

#21

89Force235

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Joined: Nov 2015

Posts: 207

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Quote:

Originally Posted by Griff

Running only 28* of timing will create more heat as well.

What do you think I should be running at 6 or 7 lbs of boost on a 8:1 static 454 with aluminum heads? I didn't see any performance gains going to up 2 degrees so I figured less was safer...

07-24-2019 | 04:28 PM

#22

green lightning

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Joined: Jan 2010

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From: syracuse ny

Quote:

Originally Posted by 89Force235

Thank you for the post! Why did you add the two stage pumps? Not enough volume to cool the boat?

When I built my intercoolers I put 2 #12 lines that just dump water out the side of the boat , I could never get anyone to tell me if the stock type pump would handle it so I thought it would be safer with a 2 stage pump