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Is the Chrysler 3.5 engine any good?
On Sunday, June 27, 2004 at 9:22:42 PM UTC-4, Steve wrote:
> Hmmm... wrote: > > > Can you elaborate on the "radical" design changes between the 1st and 2nd > > generation LH 3.5L? Just curious. I think I read something about 1st > > generation being non-interference, and that was changed in the 2nd > > generation? > > > > > The biggest change is that the first-genration had a cast nickel/iron > block, the second gen has an aluminum block with nickel/iron liners. The > second gen also has coil-on-plug ignition, and is apparently now an > interference engine due to changes either in the combustion chamber or > the piston compression height. However, very little (essentially > nothing) changed with the rotating assembly- still a forged steel crank, > nice long rods swinging short "slipper" pistons with a relatively low > bob-weight (some other makers stick with taller pistons and shorten the > RODS which leads to greater side-loading on the cylinder walls and > higher stresses in the rod itself), cross-bolted mains (I believe with a > full block girdle in the aluminum version, not necessary in the iron > version). All-in-all its one HELL of a fine engine. You don't hear much > about it because, like the 318, 383, 440, and slant-six before it, it > just goes out and does its job for hundreds of thousands of miles > without fancy advertizing. You are correct my mopar man.................... |
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