Exhaust theory is quite an interesting read. Mark the pipe with the heat stick and where the heat stick didn’t burn off install a crossover. Next was to use one size larger pipe after the mufflers. I think the theory is as the gas cools it slows down so going to a larger pipe allows it to...
Re: Notching cylinder for 4” merc crank in a 221
Would not that effect how far the pistons travel up the bore from one side to other or would the different not be very much?
Are all v8s designed that way.
I learn new things all the time on the Ford Barn.
Re: Notching cylinder for 4” merc crank in a 221
Thanks Matt good idea.
If the length of the cylinder is the same as the 59AB block and the bore is the same, there is a good chance it will not make contact. A 221 block would 1/8 or 1/16 smaller on each side.
Are the later rods beefier than...
Re: Notching cylinder for 4” merc crank in a 221
I don’t have the pistons yet and nothing that will fit 3-3/16 except maybe 221 pistons. I think Walt mentioned 1/16 x 1” and I was wondering what it would look like. That notch in the video looks pretty big. It is only on one side where the...
Notching cylinder for 4” merc crank in a 221
I have a 40 221 24 stud block that’s has been bored 3-3/16”. Plan to use 4” Merc crank. I have gathered up almost everything I need for assembly.
It was noted there might be interference between the rods and bottom of the cylinder. I would need...
The slot would have to be indexed correctly.
Want to build a short engine with what we have, plus a have a restored crab distributor.
I do have one mercury cam, marked 8CM 2.
Also have 5 earlier cams. 91A ; 17 ; 59t ; 2 ; 21A.
Which is the best cam to use?
Which is the best mercury cam?