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Everything posted by Joseph Cummings
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My buddy bought a brand new 359 Pete that had both. He hauled out of G & R Cat and at first he worked right out of their yard. I drove the truck a couple times when it was older and he told me something was wrong with the brakesaver, so I didn't mess with it. I wasn't going far and the Jake was plenty
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I 100% agree. Cab swaps don't work out like they do in youtube videos. And those video guys never show how much of their poorly engineered modifications break when they are actually driven. The only thing I have a different opinion on is, Leave the end673 in it. Put some fuel to it and even though it's a 9 millimeter pump, it will make all the power you'll ever need
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You know when I started somewhere around 1980, we didn't really have Jake Brakes on anything. All the tractors were pretty bare bones ex Chemical Leaman and Matlack, 237, 5 speed, no power steering or AC. The dumps and roll off trucks were all DM600 227 6 speed, 55 rears and bare bones too. I really never had anything with a Jake until I was working as an O/O for McHugh Brothers and I had to move some stuff I needed their 4 axle Autocar for
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Yeah I never use my jake much either. I have a little hill in front of my shop, maybe 1000 feet long at most, guys jake down it with straight pipes all day long. Yeah it's a business district, but the speed limit is only 25. Me and the rest of the old timers here on the hill just shake our heads. They even jake down it empty. That being said, you can install a Jake on an END673, or even a Mack Dynatard if you change the cam
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What do you pull with this tractor? A car trailer?
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You know a 237 Maxidyne only needs 5 gears. Why not just put a TRL107 Maxitorque in it? Unless your rear is real low and you need an overdrive. 237 Maxidynes only came with either a 5 or a 6 speed from the factory
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MythBusters 18 Wheelers, Can Exploding Tires Kill?
Joseph Cummings replied to 70mackMB's topic in Odds and Ends
I had a float come apart on the steering axle of a boom truck on the Jersey Pike. It tore pretty much the whole right front fender off, ripped the brake hose, and it bent something I had to fix back at the shop, but I forget what. I wouldn't want to get hit by one Years later my buddy the same truck on the TP in Ohio and blew a float and he rolled the truck, Tore the Simon -RO 23.5 ton boom right off the truck. He had to kick the windshield out to escape. It was late at night and the first thing he does is call me with his adrenaline pumped through the roof, talking fast as hell in his Jamaican accent. Lots of Bloodclaat and pussyclaat lol -
Yeah I don't have much experience with locomotives other than some little 44 ton units, and were all HB600 Cummins or Detroit diesel powered. Truck engines really. My old employer had a thing for short lines. The "M" in SMS is for McHugh. I use to move a lot of MOW equipment and Car movers like trackmobiles with my Trail King trailer
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I think the depths are the same , but I can't be positive about that. I haven't had a mack with a single plate clutch apart in like 40 years. Do you have the transmission you want to use yet? I've put roadrangers in macks that had double plate pull clutches like a spicer angle spring with the 2 inch input shaft. I know on one of them I got the parts from Tony DeSandro at Ace Auto Parts in Bensalem Pa. I know he knows what parts fit what. There is a guy Herman at US truck parts right outside of hazleton who is pretty good too, but english is his 2nd language so I do better just going to his place and talking in person. Both those guys are exporters so they deal with a lot of mack stuff
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It was bought new by George Racho/South Tamaqua Coal Pockets with V8 mack power and being it was the early V8 they had problems with it. It went back to Craig Motors the Mack dealer across the street and somehow they agreed to repower it with a 1693 Cat. Sometime after George died, it got sold to Joe LaTona of Pittston. Joe passed a few years ago and the truck was sold again, but I don't know who bought it. The picture of it where it's red is actually in my back yard (I bought George's shop) the green picture is after Joe Latona restored it
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Yeah for the CL50 clutch. The clutch brake was on the countershaft. You had to adjust that clutch by taking out shims when it wore down, then adjust the linkage, and then there was an adjustment bolt for the clutch brake. I had two like that that were 1960s One had a TRL107 trans and the other a TRXXL107 the two stick with the super low first. You found them in mixers a lot, they were great for doing curb pours. Both those clutches held up really well
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Yeah, I seem to remember working on sixties stuff that were 3/8
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I'm new to this thread. But why are you putting yourself through all this aggravation? Why not just fix whatever is wrong with your triplex?
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Well if you are going to charge a one megawatt hour capacity battery pack in one hour, you need one megawatt of supply. If you want to do it in 2 hours you need 500 kilowatts. And I'm not even figuring on losses. Basically a 1200 amp 480 volt three phase circuit to every charger. And the damn chargers must have a transformer in them, so now you have a problem with "low lagging power factor". And they also have to have rectification to turn the AC into DC. so there is going to be a problem with harmonics. Just like the problems with harmonics we are having in the plants now that all the motors are on VFDs. It distorts the sign wave all to hell. Large data centers have the same problem because of the rectification in the computer power supplies. It's a dam expensive problem to fix. And it's not a problem that is contained in your facility. It gets so bad that it affects the power company's distribution circuits. You might be causing a harmonic problem, and I'm 1/4 mile down the road, and all of a sudden my electric motors start overheating. There are just too many problems, and we are talking on a huge scale
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