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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#81
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Do modern engines last longer?
"Jerry" wrote in message ... "Ed Huntress" wrote in : "Christopher Tidy" wrote in message ... Ed Huntress wrote: There have been some with steel liners, including the 215 cu. in. (3.5 liter) Buick/Olds/Pontiac aluminum V8 of the early '60s (which became an engine used in the Jeep Wagoneer a few years later, and was then sold to Rover in England, where it was used in the Land Rover and the 3500 Rover sedan, plus the Morgan +8 and the MGD, IIRC. And, with different liners and heads it won Formula 1 world championships in '66 and '67. Quite an engine!) Those liners were ribbed on the outside and cast in place. The F1 version, built by Revco of Australia, had pressed-in, dry-sleeve iron liners. It seems a pity to cast the liners in. By doing that you throw away one of the great advantages of having a liner: the fact that it can be replaced to remedy wear. That isn't an advantage if you're Buick, Olds, or Pontiac. g -- Ed Huntress the buick derived Rover V8 was developed a lot further by TVR and some specialist shops in teh UK for the TVR Griffith and Marcos sports cars. A production road version 5 liter TVR was good for about 320-340hp and 7400 rpm. A tuned 4.5 tuscan race engine was a reliable 420hp for a season. An all out tuned road varient of 5.2 liter (318cu) produced 360 rear wheel dyno hp, drivable on the road and all in a car around 2000lbs.. Wow. That must have made a really lively TVR. I had the use of a TVR Vixen (2.5 liter Triumph Vitesse engine) for a few months, after my boss lost his license by driving it at 140 mph on an Interstate in Michigan. g And *that* one was fast. A great original design by buick et al. Yes, it was. For one year there was a turbo version of it -- I think it was 1962 -- in an Oldsmobile compact. Very lively, but the old-style turbo really had to get wound up before it would deliver horsepower. That was the same GM truck turbo used in the Corvair Spyder. -- Ed Huntress |
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