The 340 is the biggest POS V8 Chrysler ever made.

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what was the deal with that? why were they less reliable than a regular wedge V-8 car?
The guy I know that had one in the 70's had to rebuild it 3 times... kept spinning either crank or rod bearings. Sold it after the third time. Now he kicks himself daily over that. With reportedly no warranty on them it seems Chryco was savvy to that fact. Its almost like they were just giving you a collection of really good parts that you could make something really cool out of.
 
On the street,there was no way to make Polyglass GTs to stick, with stock suspension.

I was grudge racing at Fremont Raceway in my parents new '71 383 auto Road Runner with open rear end (3.23) and factory G60-15 Polyglas GT tires (did low 15's ET). Of course, without sure-grip and punching the throttle at the green light, we had some tire spin.

Then someone walked over to me and suggested I over-inflate the tires for more traction (don't remember, maybe 40 PSI, maybe more). Well, I went to the on-site air hose at the track, but it was only for low-pressure filling of slicks. Drove outside to a gas station, where I pumped the tires up like the guy said. After that, no more wheel spin at take off. Had to bleed the air out before driving home (80 miles one way).

tire.jpg
 
A friend of mine's father had a Hemi Road Runner. Drove that sucker to work everyday. Never had a lick of trouble with it. Ultimate sleeper, that cream yellow of the late 60s, bench seat, column shift, hub caps, only way you could tell it had something going on was the Dana, the 2 1/2" duals and the tiny Hemi bogus sideways fake hood scoops. He sold it and bought a /6 Dart. I was heartbroke. I didn't even know he was selling it and I had the cash to buy it. "Ah Alex, you didn't want that gas guzzler". :rofl:He was 70, I was 18. :rofl:
 
That's what some dumbass schooled me on at the last car show I went to. :D

He says they were the most gutless unreliable POS ever made.

I didn't contest his opinion, because what would be the point?
It's times like that I wish I were about 6'6", 250 pounds and solid muscle. I am not at ALL a violent man, but when complete strangers say rude, obnoxious things like that, I would just love to pick them up by the scruff of the neck with one hand, hold them about a foot off the ground and give them 10 seconds to apologize OR ELSE. LOL, oh well, dream on.
 
A built 283? Seriously? With 283ish cubes? Normally aspirated? In an ElCamino?
That would take about 1.3plus hp/cube,right?
Doable I suppose, but why.............

Back in the 60's and 70's I saw many 283/292/301's at the track tearing stuff up. One of the first engines available from the factory with 1 HP per CI. By the way, I have one in my shop for a someday project.
 
what was the deal with that? why were they less reliable than a regular wedge V-8 car?

I didn`t catch the switch to hemi engines in the thread, but had two of them. Totally depended on the owner. NONE OF WHAT U POSTED IS (WAS) applicable ON MINE ! We did have to keep the valves adjusted regularly tho. And an MSD ignition helped a bunch. A distant cousin, was a test driver for the 426 hemi engines back when they were first produced. He said they were very reliable almost couldn`t break a stock street hemi , and would wear a set of rear tires out every 8 hr. shift . Said it got boring , day after day flogging them !!
 
It's times like that I wish I were about 6'6", 250 pounds and solid muscle. I am not at ALL a violent man, but when complete strangers say rude, obnoxious things like that, I would just love to pick them up by the scruff of the neck with one hand, hold them about a foot off the ground and give them 10 seconds to apologize OR ELSE. LOL, oh well, dream on.

I would have told him he`s so full of sh-- that his eyes are turning brown!
 
I live in Aus & 340's only were put in our Aussie made Chargers but were d tuned compared to the yank ones. Never went in one when they were new but was told good things. Owned a lot of Aussie muscle in my day, (51 years old) with V8's. Have a H code 71 Demon now with the 340 & back in it's day would beat 90% of our Aussie stuff. LOVE my yankee 340.
 
I didn`t catch the switch to hemi engines in the thread, but had two of them. Totally depended on the owner. NONE OF WHAT U POSTED IS (WAS) applicable ON MINE ! We did have to keep the valves adjusted regularly tho. And an MSD ignition helped a bunch. A distant cousin, was a test driver for the 426 hemi engines back when they were first produced. He said they were very reliable almost couldn`t break a stock street hemi , and would wear a set of rear tires out every 8 hr. shift . Said it got boring , day after day flogging them !!

Musta been a rough job. I bet everyone here would hate having to do that day in, day out.
 
I always liked the way a 4"x3 1/4" motors ran. 340s being one of them, within a few 1/1000 anyway. 340 TA quickest factory small block car I ever rode or drove.
 
So many sh#t talkers as I street raced my way through the 80's. It was great. My little 340 was the little engine that could, with that 4 speed, man! The engine went through many changes over the years. I never backed down from a big block. Did I beat every car I came up against? No, not in real life, about 90 percent though. By the time I sold the car in the mid 90s, it had earned quite a bit of respect in S Fla. Man, I miss those days!
 
Brutha don't go there, there are mopar **** too...

It ain't a knock on owning or being interested in Chevrolet.
hi guys love this site im 68 and putting together my third 340 swinger my first was 6 months old 4 speed put 3.91s in it headers worked carb and dual point dist it ran if I can remember mid 13s around 100+ in quarter 2 best cars in that year was z-28 and 340 small blocks only good big block was 4 letter word hemi
 
When I was a kid, I'd see some cool car and ask my dad "what's faster, a Corvette or a Mustang (or whatever)???"

He told me "It depends on what Corvette and what Mustang."

I miss my dad.....!

Jeff
 
That's one of the reasons I quit going to carshows, every idiot-expert/ expert-idiot, was running his mouth off, proving just how brilliant he wasn't.
I remember the early 70s well. Being a stocker,my 340 was not the quickest nor the fastest around, but it sent a lot of other "big-inch" cars packing. The 70/71/72 A's were light-weight powerhouses for their time, and if you could make the tires stick (no easy task), they could be like lightning.

While my fellow-highschoolers were hopping their cars up, I worked on getting the tires to stick. And whenever one of the boys thought he had it right, I was the guy to line up with. On the street,there was no way to make Polyglass GTs to stick, with stock suspension. I was so glad when the wore out. I was 17, and cash was tight, or I would have chucked those tires out the day after I bought the car. But a $1.50 an hour, tires were expensive. So I got me a job in a tire-store,lol. I bought that car in late summer 1970, and I sold that car in Feb/75. It was on it's 7th pair of rear tires. And second engine, and second 3-4/third 1-2 synchronizers,and second driveshaft, and second rear gear,and I think third clutch. That car was my 4-season DD, and it put on a lot of hard hard miles.
So was it reliable: you decide,lol.

Hi Mate,
Need to ask you something. Your in box is full.
Cheers
Glenn.
 
That's one of the reasons I quit going to carshows, every idiot-expert/ expert-idiot, was running his mouth off, proving just how brilliant he wasn't.
I remember the early 70s well. Being a stocker,my 340 was not the quickest nor the fastest around, but it sent a lot of other "big-inch" cars packing. The 70/71/72 A's were light-weight powerhouses for their time, and if you could make the tires stick (no easy task), they could be like lightning.

While my fellow-highschoolers were hopping their cars up, I worked on getting the tires to stick. And whenever one of the boys thought he had it right, I was the guy to line up with. On the street,there was no way to make Polyglass GTs to stick, with stock suspension. I was so glad when the wore out. I was 17, and cash was tight, or I would have chucked those tires out the day after I bought the car. But a $1.50 an hour, tires were expensive. So I got me a job in a tire-store,lol. I bought that car in late summer 1970, and I sold that car in Feb/75. It was on it's 7th pair of rear tires. And second engine, and second 3-4/third 1-2 synchronizers,and second driveshaft, and second rear gear,and I think third clutch. That car was my 4-season DD, and it put on a lot of hard hard miles.
So was it reliable: you decide,lol.
I like the comment about the car shows... I like to refer to them as "Car Show Flakes". I am mopar thru and thru but have owned and liked nearly everything and can certainly give respect where its due...even if it wears a bowtie. Just pay me the same respect and all's well.
 
I like the comment about the car shows... I like to refer to them as "Car Show Flakes". I am mopar thru and thru but have owned and liked nearly everything and can certainly give respect where its due...even if it wears a bowtie. Just pay me the same respect and all's well.
I feel the same way about car shows, u ought to be a judge in one of them !!
 
I've known people at work that have reputations.
You probably have as well.
They just like to argue.
The sun rises in the west kind.
I think the best reply to people at car shows who do this is " Get a life".
 
Timing of this thread is interesting. Just picked up a good 340 block, steel 340 crank, and X heads to build. Really looking forward to it as I have my own artistic freedoms on this one. Mahle forged pistons are getting the nod here, Scat I-beams, trick solid flat tappet cam, Hollow stem valves, and basically plan to revive and improve on the 340 legend as a high rpm big block killer. Some lucky owner will have serious bragging rights. Should I start a thread? J.Rob
 
Timing of this thread is interesting. Just picked up a good 340 block, steel 340 crank, and X heads to build. Really looking forward to it as I have my own artistic freedoms on this one. Mahle forged pistons are getting the nod here, Scat I-beams, trick solid flat tappet cam, Hollow stem valves, and basically plan to revive and improve on the 340 legend as a high rpm big block killer. Some lucky owner will have serious bragging rights. Should I start a thread? J.Rob
Yes please, would love to follow your build!
 
Timing of this thread is interesting. Just picked up a good 340 block, steel 340 crank, and X heads to build. Really looking forward to it as I have my own artistic freedoms on this one. Mahle forged pistons are getting the nod here, Scat I-beams, trick solid flat tappet cam, Hollow stem valves, and basically plan to revive and improve on the 340 legend as a high rpm big block killer. Some lucky owner will have serious bragging rights. Should I start a thread? J.Rob
Yes!
 
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