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Search: Posts Made By: J and M Machine
Forum: Model A (1928-31) 07-29-2020, 08:33 AM
Replies: 22
Views: 1,298
Posted By J and M Machine
Re: Rear Block Babbitt

Yes: That is an issue as it will leak out of the engine through that area.
The babbitt on rear main is only secured by lag holes it is not fused to the metal.
Get a hardening sealer and...
Forum: Model A (1928-31) 07-18-2020, 08:48 AM
Replies: 22
Views: 1,298
Posted By J and M Machine
Re: Rear Block Babbitt

Where the crank is rubbing the new slinger did the crank come in contact with the original one? How much end play do you have? Model A is .004-.006" if the babbitt was done correctly. Model A will...
Forum: Model A (1928-31) 06-27-2020, 11:43 AM
Replies: 12
Views: 1,039
Posted By J and M Machine
Re: Crank grinding

Updraught: Thanks for posting my video. I get lots of calls from people that view it. Along with other machine shops asking how to straighten cranks, someone is watching it.
Forum: Model A (1928-31) 04-02-2020, 05:13 PM
Replies: 7
Views: 888
Posted By J and M Machine
Re: One inch wide insert bearings

426097

These were from an H&H engine
Forum: Model A (1928-31) 03-19-2020, 08:48 AM
Replies: 11
Views: 1,027
Posted By J and M Machine
Re: Running out old babbit

Reading your post this morning, If what you say is true above then you're going to the wrong place.!
You need to take the engine to a machine shop that can do the whole job and understand what a...
Forum: Model A (1928-31) 02-26-2020, 08:47 AM
Replies: 28
Views: 1,948
Posted By J and M Machine
Re: When going for SCAT crank should you lighten flywheel? If so, how much?

This makes no sense to us.

We have plenty of engines using the Scat crank or the Counterweighted Ford crank and never have we had to lighten a flywheel for what people are trying to explain. ...
Forum: Model A (1928-31) 02-04-2020, 08:22 AM
Replies: 11
Views: 791
Posted By J and M Machine
Re: Freeze plug or ? on my NOV 1929 motor

That is the casting wire to hold the molds together when the iron is poured. The excess gets cut off and this is what is left behind. I would recommend getting the block pressure tested as most often...
Forum: Model A (1928-31) 01-27-2020, 06:10 PM
Replies: 30
Views: 1,599
Posted By J and M Machine
Re: Exhaust port crack.... need help!

I would be weary of brazing a Model A as the iron is an uneven thickness and you will end up doing more damage than the initial crack you're trying to repair. The pictures I have posted represent a...
Forum: Model A (1928-31) 01-27-2020, 06:02 PM
Replies: 27
Views: 2,440
Posted By J and M Machine
Re: King pin fit

Hello Rich:
The pin fit should just slide in: to quote a "Perfect fit"
Any machine shop that has a Sunnen hone can do them for you to achieve the perfect fit.
Forum: Model A (1928-31) 12-18-2019, 08:53 AM
Replies: 3
Views: 1,109
Posted By J and M Machine
Re: J & M crack repair / Also Lifter use

That's their method and as you've mentioned expensive. Though theirs is also a 120 degree pitch thread that pulls metal together.
You won't have that advantage using your screws. That's why i...
Forum: Model A (1928-31) 12-18-2019, 08:49 AM
Replies: 7
Views: 844
Posted By J and M Machine
Re: Oil Pump Question

No: Because the oil doesn't need to pass through the bushings as it passes through the holes at top of pump. The new bronze bushings are some what random size so i would check before pressing them...
Forum: Model A (1928-31) 12-17-2019, 09:45 AM
Replies: 3
Views: 1,109
Posted By J and M Machine
Re: J & M crack repair / Also Lifter use

Hello Russ: I don't come on Ford barn everyday ,just once a week when I have free time. Sorry about not getting back to you.
The way that the crack repair is done, is the threaded pins are...
Forum: Model A (1928-31) 12-12-2019, 06:29 PM
Replies: 22
Views: 2,178
Posted By J and M Machine
Re: That "Opportunity Knocks" Engine

Thank you for your compliment.

You can see it in these pictures as it is the core wire. . If you look close the factory ground it off. They are of centered over the crotch of the cylinders and...
Forum: Model A (1928-31) 12-12-2019, 09:31 AM
Replies: 22
Views: 2,178
Posted By J and M Machine
Re: That "Opportunity Knocks" Engine

It is far from a fatal crack but one that will keep growing if not repaired properly. It's common for Model A' engines to crack in that spot.
I would also recommend pressure testing as there is a...
Forum: Model A (1928-31) 12-10-2019, 08:31 AM
Replies: 17
Views: 1,743
Posted By J and M Machine
Re: Babbit woes

Correct: You do Not peen the front/center steel caps as they are tinned and the babbitt is fused to the tin does not need to be "peened" as Herman has mentioned.

If the Babbitt broke away on the...
Forum: Early V8 (1932-53) 11-24-2019, 05:09 PM
Replies: 15
Views: 909
Posted By J and M Machine
Re: 1937 Cam Regrinding

We like the Isky 77B cam grind.
Forum: Early V8 (1932-53) 11-24-2019, 05:08 PM
Replies: 25
Views: 2,209
Posted By J and M Machine
Re: For those with machining experience. Sleeve fitting??

Depends on how proficient you are with the boring bar?
It's not hard to "Fit" a sleeve but the machine has to be accurate to produce the press fit you are trying to achieve and you need to leave...
Forum: Model A (1928-31) 11-23-2019, 10:02 AM
Replies: 10
Views: 1,255
Posted By J and M Machine
Re: Proper crankshaft grinding

The most common thing I see when we regrind a Model A crank is that the previous shop didn't indicate off the true centers of the crank; the flange and crank gear surface. Other most common thing I...
Forum: Model A (1928-31) 11-23-2019, 09:39 AM
Replies: 58
Views: 6,961
Posted By J and M Machine
Re: Cracked Block

This is the reason I posted the pictures. To Both Werner and yourself.
Everyone thinks the blocks are straightforward to weld, only way to do it properly would be to furnace weld it if you chose...
Forum: Model A (1928-31) 11-16-2019, 08:58 AM
Replies: 58
Views: 6,961
Posted By J and M Machine
Re: Cracked Block

I guess you didn't see the pictures I had posted to you regarding crack in same area. it is repairable if you could find someone in Germany to do so.
I hope they know how to preheat the block and...
Forum: Model A (1928-31) 11-10-2019, 09:55 AM
Replies: 58
Views: 6,961
Posted By J and M Machine
Re: Cracked Block

Hello Werner:
That is stress crack we see often , It also can be repaired by metal stitching.
Forum: Model A (1928-31) 11-10-2019, 09:50 AM
Replies: 58
Views: 6,961
Posted By J and M Machine
Re: Cracked Block

History:
That's a common place for it to crack from ice damage, I would also look on drivers side of block as well. It can be fixed permenantly through metal stitching....
Forum: Early V8 (1932-53) 10-14-2019, 09:59 AM
Replies: 7
Views: 633
Posted By J and M Machine
Re: 8BA/EAB Flathead Rebuilder Northeast?

https://www.facebook.com/pg/J-and-M-Machine-Co-Inc-270076059772640/photos/?tab=album&album_id=632464000200509&ref=page_internal

Seeing this link, I wanted to add our name to it.
We do metal...
Forum: Model A (1928-31) 06-08-2019, 08:48 AM
Replies: 9
Views: 1,298
Posted By J and M Machine
Re: block cleaning

We do this to every engine that will need a rebuild.
It's the only way to get it cleaned,rather than acid dipping or hot tanking or jet wash. The blocks just don't get cleaned throughly, "washing...
Forum: Model A (1928-31) 05-18-2019, 09:37 AM
Replies: 11
Views: 1,360
Posted By J and M Machine
Re: Repair of Police (B) Head..

Wow: I guess we'll have to call this customer with Pierce Arrow and tell him to throw the head away we've repaired.
Because stitching doesn't work?

Actually stitching is the best means to...
Showing results 1 to 25 of 318

 
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