i have a 7.4 bravo 1 ...I need to know how to adjust the idle air screws @ front of the carb the 2 screws @ the base i beleive its running rich on one side i have black smuck and carbon on one side of my boat and plugs wires are good....thanks
just finished my side exit exhaust everything looks good but i used the thin wall 4" hose where it connects to my tips it has a slight crimp due to the bend my ? is the crimp is from top to bottom not side to side will this be ok i fired it up and ran great plenty of water exiting just wanting...
just finished my side exhaust im wondering if i can put a 454 magnum cam in my 7.4L i know that to much of a lift cam will hurt due to water reversion any suggestions my engine #0F590108
I have 95 7.4 bravo 1 wanting to install side exhaust due to not enough room to go out the back can i
just 45* (elbow) out each riser then to the side tips?
I got a 95 reinell with a 7.4bravo 1 putting thru hull exhaust on it and wanting to put a different cam in it to give it a better sound any suggestions?
Just bought a 95 brxl 226 with a 7.4 bravo 1 wanting to put a bench seat in place of the 2 seats in rear anyone done this if so got any pics and are the brxl good boats thinking on trib tabs also....
I just got done rebuilding my 4.3 and fixing to do carb got the number off the side and its a 5.0 2bar. carb not the 4.3 is this a big difference between the 2....The motor is a 95 non vortec
Well going to put a reman 4.3 in my boat going with the vortec is there a good place to purchase a engine from that is reliable.Should i go with a 2 or 4 barrel carb is there a big difference in performance and what is the real hp rating not what the engine builders say.Its a 19"6 bowrider...
Well spun a rod bearing sat. on the 4.3 merc then come to find out i
have the wrong drive on the boat its a 1.98 ratio.I have little money in the boat what should i do sell the drive or re-gear it for the v6 or go v8 since ill have to get a new drive anyways and it was origanlly a v8
Took my boat to a mech for not running wot popping out the carb his conclusion is that timing is correct,carb working fine.He replaced gimble and told me that i have a 1.50 ratio which is for a V8 i have a 4.3 he said to reprop it and it should stop the popping i find it hard to believe it has a...
Got a 4.3 gm out of a truck done compression check the other day 180 all the way across except for 170 is that high it has dome top pistons in it now the boat is popping at wot pull back to about 3/4 it runs fine?
Just got done doing comp check and setting timing to spec 24 degrees at 4000 rpm now at full throttle its popping have to back out 3/4 throttle to get it to stop runs fine there any suggestions?
