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Old 03-18-2013, 08:18 PM   #47
Mr. Wyndham
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Quote:
Originally Posted by CAP'N B View Post
Think of this, with direct injection there is no potential for detonation, a diesel engine has no spark plugs, it uses high compression to produce heat high enough to burn diesel fuel. You can throw a match in a bucket of diesel and it will go out. Gas explodes. So a high compression gas engine with direct injection could possibly do away with spark plugs. Superchargers and turbos are the future, and so are Over Head Cam engines GM needs to step it up a notch or 2 and get rid of the dinosaur pushrod engines.


Isn't the pushrod engine a newer design than the OHC?

I challenge you to put GM's dinosaur pushrod against anything else on the market in terms of weight, power, and efficiency.

There's a reason they're not pulling away from the tried-and-true design.
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