Can you put 350 heads on a 283

I had it set there 'cause an old mechanic buddy of mine said to set it between 6 and 8. Originally Posted by cppursell. Besides what others have said-with the 3. Converting to EFI would get you some gains, but can be cost prohibitive.

Okay, some good advice. However I'm not ready to change gears or transmissions, and my tires are newer. I don't have money to change to fuel injection. What about my head swap idea? I still remember from a college thermodynamics course 40 years ago that in an ideal engine, efficiency is a direct ratio of compression.

This seems to say that MPG would go up with compression ratio increase. It would be interesting to hear real world feedback from you grizzly old guys whether this actually happens. If not, to confuse the issue further consider the L98 corvette heads; Being that they are 58cc's i think? Still sold as new at GMPP i believe. However, after more thinking which do you think would last longer? Originally Posted by junkyardjohn.

Wife says no more trucks. Gen 3 6. Yeah I bought a Ford. Instead of experimenting and tearing it doWn just play with the timing. Originally Posted by 71meangreenc Have to agree with that statement It was bored. I think that that is about as good as you will bet unless you go with a r4.

I have to agree with junkyard, anybody claiming more than that with a carb is blowing smoke and doesn't know the math. Originally Posted by '72customdeluxe. Smitty Quote:. Originally Posted by Duncan and son. They make the highs higher and the lows more frequent. Paraphrased from Louis Awerbuck. Last edited by El Jay; at PM. I used to have a 72 Camaro with a Originally Posted by james fuller.

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Gain extra benefits by becoming a Supporting Member Click here find out how! Previous Bottom Next. Send Private Topic View Profile. Email Report. Previous Index Next. Execution time: 0. Total Queries: 10 Zlib Compression is on. All times are GMT Pacific. Current time is PM Top. But the could be boosted to a maximum horsepower, which is a remarkable feat given its displacement. Those heads make a great boat anchor or wheel chock. Those heads best dreams would never even get close to horses much less a more.

They are very light casted and have a large inefficient combustion chamber. The was the sensible engine that most people got.