Serial num. OF28921 1993
4 barrel Carburator
counter balanc shaft.
vortex
ordered a replacment distributor because old one had some slack and may have been causing some timing issues/ backfiring.
received it but its different from original one and wont work with this module i belive.
no...
Hello all. It's been a while sence I've been on here with a busy life but boating and fishing goes on.
I also have gotten really busy with a side hobby make Boat covers and motor cover,( upholstery work) it's been crazy.
anyway!
I have been having a lil trouble with my 21' chris craft...
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...
I have to pull the v6 out for major repairs after all the trial and error's it's done kick the bucket.lol
Thinking about putt my 470 back it witch it in another boat a the moment.
My front mount is still iny boat but I was wondering about the transom mount of a 470 if it woukd mount to a v6...
Just a curious question and may try.
Wondering if anyone one has tryed this or thinks it would or not work?
Taking 2 - 3" 470 heat exchangers and hooking in series for a 4.3 v6 ?
The reason I ask is because I have 2 of these and also a thermostat housing with a radiator cap that would work.
I...
Having trouble finding the correct exhaust shutters .
I know there not the A3's
I don't have ss nums. From eng. Block because it was swapped out, I have some numbers from transom assembly but there hard to read. 05543828
I'll try to post pics.
Ok I ran into some problems.
1st. Was I had a stuck valve and water in oil, after leak down test and investigation found a pin hole under intake mantifold so i need a new one.aluminum or iron and best prices?
2nd may have gotten water from exhaust , backing up in rough water trawling with no...
Hey guys, iam use to removing lower units on big motor.lol
I have a 25 hp evenrude that I need to change water pump on and have trouble removing lower unit, I think there's a shift Linkage rod or something I need to unhook?
I the unit all unbolted except for the back nut is just loose and hung...
So i have this scratches from a screw that was sticking out a bit from fender protection, there not deep and all on the black gel coat.
What would be the best way to repair and material need?
I have some experience but mostly structure fI berg lass repair.
I do know know to buff , polish, and...
This is a resent rebuild we did.
After a 20-30 hour give or take of mostly 1900 rpm to 3500 on step.
I've notice a ticking from Port rear side and motor backfiring sometimes when getting on step and gust not running a smooth as it was.
So I decided to pull port exhaust elbow off because I...
