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Memories Of The Old GM And Its Cars

383 messages, Last post on Nov 12, 2009 at 5:33 PM
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Replying to: tlong (Jun 07, 2009 10:28 am) My Quest is only up to 132,000 miles and it uses no oil. My '97 Subaru takes a half quart now and then and it drives me crazy. I suppose I wouldn't mind too much if this ride burned a bit of oil now and then: ![]() Up for Auction: Harley Earl's Personal 1963 Corvette (Inside Line)
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Replying to: andre1969 (Jun 07, 2009 8:46 am) Having owned a 1957 Dodge with the 325 poly V-8, I have a particular interest in Mopar vehicles of that vintage. So your comment about the 1957 Dodge D-501 having a Chrysler 354 Hemi; but the 354 Chrysler of the same year being a poly, leaves me confused. I know that Chrysler previously used a 354 Hemi in their own brand cars; but are you saying that they reintroduced the 354 as an economy poly version after they came out with the 392 Hemi? Incidentally, one issue which many people miss is that there were two different 318s; the 1960-66 models all used a big block engine; which I think had solid lifters, and used 3/8" reach spark plugs. The last year of the 318 big block was 1967, but in that year, there was also a small block 318 with hydraulic lifters and 3/4" reach plugs; which was an enlarged version of the 273 that had first come out in 1965. And the small block 318 is the one that has continued ever since then; and also evolved into the 360. To legalize this post with a citation about old GM memories; my Mother once owned a 1948 Chevy fastback 2 door. It had two awful design features: one is that the 3 speed column shift had a vacuum assist mechanism which further reduced the already minimal effort that would normally be required to move the gearshift lever. But the problem with that newfangled labor saving device was that it didn't work when the engine had stalled or was not turned on; so in those instances, it became almost impossible to shift the car into gear. I eventually bought a kit which disabled the vacuum shift assist. After that, it shifted like a regular car. The second memory I have of that old stovebolt was that the windshield wipers were powered by intake manifold vacuum. But the small 90hp straight six had relatively little power; so it frequently took lots of throttle to climb hills or accelerate. However, when the throttle was opened more than about halfway; the manifold vacuum dropped low enough that the wipers slowed down to a crawl. And that dangerously reduced the visibility in wet weather; and made the car virtually undriveable in heavy rain. My grandfather once had a 1948 Cadillac; which was his pride and joy. As a child, I was fascinated by the power windows; which I had never seen in a car before. But I didn't know that those power windows were powered by a hydraulic mechanism; and that the seals were relatively vulnerable to heat and abuse. So one day, I sat in the parked car while my grandfather was outside doing some kind of errand; and amused myself by running the windows up and down. The windows eventually stopped moving. When my grandfather returned, he saw a puddle of hydraulic fluid underneath the car!!! I don't think they ever connected me with that problem.
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Replying to: zaken1 (Jun 07, 2009 11:21 am) Oh, cool! Which model Dodge did you have? As for the whole Hemi versus Poly thing, Chrysler started making some of their engines, for lack of a better word, modular. The Hemi heads were heavy and expensive to produce, so some engines came out with a cheaper, lighter poly-head versions. IIRC, Chrysler's first poly-head engine was in 1955. It was a 301 CID unit and put out something like 188 hp with a 2-bbl carb, or 200 with a 4-bbl. The Hemi that year was a 331. Without looking it up, I want to say it put out 250 hp in the NYer and Imperial, and the C-300 had 300 hp. The next year, 1956, Chrysler came out with a 354 Hemi for the NYer and 300B, while the 331 was reduced to a poly-head version and used in the Windsor. For 1957, the 392 Hemi came out, while the 354 became a poly-head, for use in the Windsor and the newly-introduced midline Saratoga series. It had 285 hp with the 2-bbl carb and 295 with the 4-bbl. As for Dodge, they came out with the Red Ram Hemi in 1953, a tiny 241.3 CID unit with 140 hp. It was bored to 270.1 CID for 1955, but I'm not sure if Hemi versus Poly heads came into play yet. For 1956, there was a 270.1 with 189 hp, a 315, which was a stroke of the 270.1 that had 218 hp, and a higher-output verions with 230 or 260 hp. I think this was the first D500 option. I'm sure the D500 engines were Hemis, but I dunno about the lesser versions. For 1957, the 315 was slightly bored to a 325. It had 245 hp with a 2bbl, 260 with a 4bbl, and the D500 version had 280 hp with a hotter 4-bbl, or 310 with dual quads. The 245/260 hp versions were just poly heads, but I think the D500 325 might have had the Hemi heads. Also that year, for the D-501 option, they used a 354 Hemi with dual quads and 340 hp. FWIW, that's the same hp as the standard engine in the 1956 Chrysler 300B, so it may have just been a carryover of that engine. Googling around, I found a blurb that mentions the D501 was actually a racecar-only version. They only built 100 of them, and only 4 are left today. They sold for $3314 apiece...a lot of money for the day, in theory, but my grandparents paid $3500 for a well-equipped Ford Fairlane 500 4-door hardtop that year, and I spec'd out my '57 DeSoto Firedome once, and figure it probably MSRP'ed for around $3800. Anyway, I found that blurb about the D-501 here.
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Replying to: zaken1 (Jun 06, 2009 9:12 pm) |
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Replying to: andre1969 (Jun 07, 2009 12:07 pm) "The new Plymouth "Hyfire" V8 was available in two displacement and three horsepower ranges. The 157 hp engine was of 241 cubic inches, while a 260 cubic inch engine produced 167 horsepower, and later, a mid-year addition of a power package (four-barrel carburetor and dual exhaust) increased the 260 to 177 horsepower. The latter engine was not part of the original plan. J.C. Zeder, Director of Engineering, claimed 'we are not seeking to develop higher speeds and greater power than anyone else. The increased speeds and torque of the 1955 Plymouth, when combined with the PowerFlite transmission, results in improved performance in low and middle ranges, plus greater economy.' In other words, Plymouth's new V8 was considered to be no more than a higher-powered extension of the traditional and reliable Plymouth flathead six. The horsepower race, at the time, was considered to be the exclusive property of luxury cars. But Chevrolet's new V8 brought that concept to an end and the horsepower race to the low-priced field. Plymouth had to respond, and they did — with the 1955 power package and later with the 1956 Fury. The overhead V8 was another facet of the latest automotive fashion. Everyone had to have one if they wished to keep selling cars. So Plymouth had one. If people like Zeder had their way, the familiar flathead six would still be Plymouth's sole powerplant. It was still available in spite of automotive writers, who, caught up in the V8 fervor of the times, claimed that the days of the six were numbered, and that if it weren't for fleet buyers and a few thrifty individuals, it would vanish completely. This year for Plymouth, the 230 cid six was upped to 117 horsepower for those who really wanted it. Those who really wanted the six appeared to be mostly in Canada. But then, the six was what the Chrysler Corporation of Canada mostly offered. On the north side of the border, only the Belvedere series was available with the new V8. It came either in the 240 or 260 size, but not with the power package. The Plaza and Savoy series were six-cylinder powered only. The body availability in these series was different from that in the US, as was the model coding. The Plaza was coded P26-1 and was available as a four door sedan, a club coupe and as a two-door wagon. The Savoy was called P26-2 (not P26-3 as in the US) and it came in four (not two) body styles: four door sedan, club coupe, special club coupe (hardtop) and four door wagon. The Belvedere was designated P27-2 (as in the US) and was available In the same four body styles as the Savoy. Later demand brought on a six-cylinder Belvedere series under a P26-4 designation- The Savoy hardtop was the beginning of a common Canadian practise of offering this body style one model lower than in the U.S. When ordered with twotone paint, the Savoy even came with the Belvedere side trim! The Canadian Savoy outsold all other series combined, and Plymouth's sixes outsold its eights five- to-one. It would be two years before Plymouth's V8 would outsell the six in Canada. Of course the Canadian Plymouth six continued to be the 25" long block. In fact a six-cylinder PowerFlite car came with the big 251 ci engine just discontinued on the Chrysler Windsor. Surprisingly, this engine was larger in displacement than the small V8 Plymouth offered. Not surprisingly, only 486 of the 241 V8 engines were sold in Canadian Plymouths that year." |
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Replying to: tlong (Jun 07, 2009 10:28 am)
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Replying to: andre1969 (Jun 07, 2009 12:07 pm) I bought my '57 Dodge in 1966. I had a job as a service technician for burglar and fire alarm systems; and was often driving long distances; so I needed a car that would be reliable. The car was a bread and butter 4 door sedan; I think it was a Coronet. It had the 325 poly engine with a Stromberg WW 2 barrel carb, single exhaust and 2 speed Powerflite transmission. I couldn't afford to make it look nice; but I put a lot of work into the mechanicals. Freshened the motor with a ring and valve job; along with a set of anti pump up hydraulic lifters. Bought 4 new Michelin tires, Monroe HD shocks, installed a noticeable but not obnoxious dual exhaust system, assembled and installed one of the early model CDI ignitions; I think it was a Heathkit (I used to be able to quote all those names and models; but after 43 years, I don't remember it all anymore) and a Mallory coil. Then bought a Stromberg jet wrench (which I still have) and a Mallory adjustable pressure electric fuel pump; and began blueprinting the tuning. Eventually got it up to 21mpg. But the car looked like a beater. One day, a CHP car stopped me as I went through the toll plaza on the Golden Gate Bridge. The officer had spotted the crack in my windshield. He walked up to me and began looking over the car. He noticed the brand new Michelins, and then saw the fire extinguisher mounted in the passenger footwell. At that, he turned to me and said "I saw the crack in your windshield; but I can see now that the car is well maintained; so I'm not going to make an issue of it. Drive carefully, and have a nice day!!!" And he drove away. That left me with a good feeling. |
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Replying to: dave8697 (Jun 06, 2009 5:08 pm) Heck, my wife's 01 Impala with the crappy 3.4 had that feature. I figured they put it in their because the clientele was loosing their hearing. LOL. The 3.4 was hardly refined. I believe my wife's current '07 GP with the 3800 v6 has the same feature. I can't remember because I try my best never to drive it. IMO, you'd have to be deaf and numb all over to not realize it' running. |
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Replying to: dave8697 (Jun 07, 2009 7:05 pm) |
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Replying to: tlong (Jun 07, 2009 9:46 pm) For me it's been all over the map. I've had engines big and small, low revving and high revving that have and have not used oil. The worst was a '92 Saturn SL2 that burned about a 1qt every 500 miles after 60k miles and Saturn said it was normal. My first car was a '75 Buick Regal with a 350, my grandpa bought it new and gave it to me in '87. It used a qt every 1,000 miles since it was new. It still lasted well over 130k. Trans was heading south when I got rid of it. I had a '98 Ford SVT Contour which had a DOHC 2.5L 195hp v6 that would easily rev to it's 7200rpm fuel cut off. It never used a drop of oil over the 75k miles I put on it and I beat that car using it in many SCCA Solo II competitions and such. The '03 305 v8 in our boat has never used any oil either and you'll be hard pressed to find a harsher environment for a car engine (basically a car engine with a few marine spec parts). It's spent many hours running 1/2 to full throttle at 3k - 5k rpm. I had a '95 Neon with the DOHC 150hp 2.0L 4cylinder that also would rev to 7k rpm and it would occasionally use a qt per oil change interval, never a big deal. I'd have to add a qt occasionally to my 5.3 powered Suburban, primarily if I had been towing the camper or boat a lot in hot weather. The 5.4 in my Expedition has yet to use any oil at 51k miles. I think the owners manual in every vehicle I've owned has stated some oil consumption is considered normal. It probably comes down to variation in the manufacturing process. Some will some won't I guess unless it's a Northstar and then it's considered a normal side effect of it's exotic machining process or whatever...LOL
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