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Greetings all - I'm in a bit of a bind as I recently installed a replacement 5.7 however it was built using flat tappets despite the block being an '86+ (has the bosses in the lifter valley for the 'spider', etc).
The issue is that I encountered ignition issues/timing when trying to fire it to...
Greetings all - got a rebuilt 350 in and am installing a mildly used San Juan heat exchanger (half system). My question pertains to the inlet/outlets of the HE - does the hot coolant from the engine go to the side of the HE where the seawater comes in or where it exits? Also, since it's a half...
Hi all, I'm doing a 5.7 repower and would like to install a half closed loop system as I plan to use the boat in salt/brackish as well as in fresh water. I've been told to use the belt driven sea water pump to cool the heat exchanger; others say that the Alpha 1 Gen2 water pump is sufficient -...
Greetings - new to the forum; thinking this is the correct site to post my questions.
I'm about to install a new Merc 5.7 in my 19' bowrider and would like to install a half closed loop cooling system. I've read in several areas that I will need to use the belt driven sea water pump in lieu of...
