Thought on added heat exchanger?

philbullet

Petty Officer 1st Class
Joined
Aug 14, 2014
Messages
241
About to add a heat exchanger yo a new build 4.3 lx vortec.
This heat exchanger came off a 5.7, i preasure tested it cleaned and painted.
? Is can I run it on full system with exhaust manitfold s with out a sea pump?
Out drive pump only?
Can I test first and watch temperature?
What y'all thoughts.
I'll try to put pics of the marine power heat exchanger
 
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