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No Title ok, so spent $100 at harbor freight to get an electric die grinder, a speed control, a polishing kit, etc......the die grinder lasted under 120 seconds. it started to smoke 20 seconds after I turned on the switch. have some spectacular video of smoke pouring out... what $100 at harbor...

Finishing up the motor.....valve covers and intake.....polish them and seal them, or black wrinkle paint? then the second question....tall valve covers, or a spacer under the stockers.....

No Title More pics Shimming the head Heads installed, rockers installed and adjusted. Motor masked and primered Wrinkle paint installed

No Title A bit of progress....then a step back....then a bit more progress found a creative piston stop to find dead center degreed in the cam, required borrowing a set of dial indicator points from the machinists at work had the heads on the motor just before Irma, just about to...

looks like the caribbean is getting hit. predicted to have Irma take a right turn after hitting Cuba and come right up the middle of the FL penninusla will be working from home on the 8th https://www.nrlmry.navy.mil/TC.html

Picking up a 20hp merc (1973 per the serial number) Getting it for a reasonable price to use vs the 12hp gale on the fishing boat. I know the shafts are not stainless. Anyone know how long the motor will last running in brine? For the price, this is a disposable motor, so short of a new...

No Title So, here are some pics my setup for filing rings.....not fancy..... time consuming....mind numbingly time consuming top rings gaped to .022, 2nd rings gaped to .024, oil rings gaped to .016 today's motor building shirt (something dad picked up last time he was at the flea...

No Title on the front page of the iBoats forums, upper right hand corner.......Forum Member Discount

No Title Been a while, need to get back to this. been doing some interior work (see link in signature) in between working on the motor and other projects. had to do a timing belt kit for Zack's car as he heads back to college Thursday. had to wait a week for the cam sensor to come in @#$%@#$...

No Title Well, back to the boat. in the middle of the motor build http://forums.iboats.com/forum/engin...ll-the-admiral I am also working on the interior prior owner had the interior re-done just before i bought the boat. used regular staples and never redid the wood. all the staples are...

This was sent from my buddy Austin on the new heritage trimmed boats. (Austin is in white) https://www.youtube.com/watch?v=phZiAU7jYE4 Al and the guys at TDS like the additional work just down the srteet

You would be cheaper off buying two complete long-tail setups from control handle to prop vs trying ro resurect the two drives and the 470 motors. If you deside to resurect the 470s, you had better get a bunch of this

thrust plate is the cam retaining plate. the nose of the cam should be relieved for the retaining plate the retaining plate should be a few thousandths thinner than the relief

So, finally getting back to the project swapped use of some tools with a co-worker. he needed my spring compressor and degree wheel, i needed his bore gauge. First, dig out the motor then dig out the measuring tools then start at cylinder #1, check the bore at the top, middle, bottom, and...

or this...

how is this.....

talked to Johny at Yows, and that should be fine. spec is .0020-.0025 motor is capable of high RPM's. the only thing keeping the RPM's below 6300 is the cam and carb peter out. here are some pics that I took today

apparently android phones have a security setting that if you use a PIN to unlock your phone, and there are 10 failed attempts to access the phone, the phone resets and deletes all data, including anything on the SD card. apparently if the log-in screen is active in your pocket and you are...

thought I would post the complete history of the 4.3 liter that I could find. These are links and articles that I have bookmarked for my own use, however they should help many people. it may help some people when looking for parts or sourcing a salvage yard motor or a reman. keep in mind that...

....or any other "mechanic in a can" thought I would share the quick story as summer and hot temps are quickly here co-worker had a mid 90's GM 3/4 ton van that developed a coolant leak. so instead of fixing the issue correctly by pulling the radiator and replacing it (aluminum core, plastic...