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geezer#99 · 10-14-2019, 11:48 PM

You got it!
It’s not for cooling it’s for flow.
Vortec heads need good flow thru them so no hot pockets are created that might crack the heads.

10-14-2019, 11:48 PM	#6
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,776	Re: Correct Heater House Routing - Vortec 350 You got it! It’s not for cooling it’s for flow. Vortec heads need good flow thru them so no hot pockets are created that might crack the heads.