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  • Users: Majik
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  1. Majik

    Too Cold Oil Temperature??

    I've heard this several times that "Cold oil will cause engine damage" I've yet to find any data to back this up though. The only specs I've found said that if temps were below 20F then warm the engine and oil up. With todays multiweight oils, I just can't think of something that cold oil (ie...
  2. Majik

    Where can someone find a good resource on twincharging?

    I'm looking for a resource to answer some questions about twincharging using a roots style blower and turbocharger. I've been trying to find articles on it but most just immediately dismiss this as a bad idea. I'm looking for instant throttle and torque down low with the power top end. While...
  3. Majik

    Supercharger Porting? Science or Voodoo?

    My new playtoy is a M62 SC going on a little 2.4L engine. I was looking into porting the supercharger case since I already have to rebuild it. In my research on this subject I'm finding more hokey BS than anything else ever. I found a site that shows where someone did a CFD on the m62 to...
  4. Majik

    Valve Seat Width Considerations

    I'm trying to take into heat considerations of different valve materials. I know the standard is 1/16th contact point on intakes and 3/32nd contact on exhaust. What I'm trying to figure is that does this change for different valve materials? Such as a stock steel valve, stellite coated stock...
  5. Majik

    Valve spring pressure?? how to calculate required pressure?

    I'm trying to do the dificult job of calculating what the required valve spring pressure would be for my engine. I'm going over my books and trying to find some equations that would help me out but I can't find or my brain is to dusty to find the correct equations that will help me calculate...
  6. Majik

    New Pistons on stock rods...

    I'm trying to build an engine for this old car of mine and I'm trying to figure out the correct redline. What got me going on this was a discussion about piston speeds and G loading on the connecting rods a couple of pages back. Needless what got me thinking is this and I'm trying to make sure...

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