Thursday, July 12, 2007

Ahhhhhh

It is done. That load of work is completed leaving me free. . .yes free. I am still decompressing, de-adrenalizing, and just plain relaxing. So naturally I'm looking at engines.

Lets see if I can't sketch out a battle plan here.

My resources are uneven. I don't have access to any of my books (although I did find a copy of Vizard's How to Modify Ford S.O.H.C Engines) I can't call around and get prices, and I can't buy anyone lunch, sit down, and pick their brain. On the other hand I do have places like Speedtalk and I have managed to amass a fair number of online articles from knowledgable people (like Vizard).

Questions.

The first question I have is about intake manifold heat.

  • What are ALL the reasons that manifolds come stock with coolant and exhuast passages?
    • What effect does heating the intake manifold have on the range of temperatures that an engine is serviceable in?
Then

  • What, if any, reliability issues are there with a 4" stroke?
  • What is the minimum durable compression height (or distance)?
  • What is the lightest durable piston?
Of course I have many more questions than these but these are some critical ones. I need to know what camshaft to use. In order to select the camshaft I need to know how much air the engine needs. To know how much air the engine needs I need to know what RPM it is running at and its displacement. I must know the stroke in order to know the displacement. I think I will start with that.

I am also reading Vizard's SOHC book. I couldn't figure out who the market was for a while. I guess this was the engine in the Ford Pinto. A great deal of the information is specific to this engine but Mr. Vizard also goes into the theory behind the specifics and that applies to everything and is what I need!

That isn't much of a battle plan but it is a few good first steps. I shouldn't expect too much from myself when my brain is still fried (all the work).

And I'm off!!

Builder

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