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  1. Mcmark replied to the thread Steps to scratch build a VW.

    Take a look at the data on Mark Langford’s KR 2 site. It has the Dyno sheets showing a flat, but maxed out torque value that starts to...

    Aug 16, 2019 at 10:33 PM
  2. Mcmark replied to the thread Steps to scratch build a VW.

    I would bet you will have almost a foot clearance on most airplanes using a VW engine. The Formula V airplanes might be closer but...

    Aug 16, 2019 at 8:00 PM
  3. Mcmark liked dmar836's post in the thread Steps to scratch build a VW.

    “Tractor motor” is something the car guys just can’t get their heads around.

    Aug 16, 2019 at 7:40 PM
  4. Mcmark liked Pops's post in the thread Steps to scratch build a VW.

    If you build then right, it will make the boys with the factory street cars shake their heads. Have out run Porsches from stop light to...

    Aug 16, 2019 at 7:39 PM
  5. Mcmark replied to the thread Steps to scratch build a VW.

    A VW will likely not ever have a prop clearance issue. 62" is about as long as you can get and have it work. Mid to high 50's is where...

    Aug 16, 2019 at 3:34 PM
  6. Mcmark replied to the thread Triple Tree 2019.

    I have an acro contest that weekend in VA. Maybe it won't conflict next year. I really want to see this place!!

    Aug 16, 2019 at 3:19 PM
  7. Mcmark replied to the thread Steps to scratch build a VW.

    I've done a ton of research on camshafts and their tech trying to figure out the best options for an aircraft engine. The reading I've...

    Aug 16, 2019 at 3:16 PM
  8. Mcmark replied to the thread Steps to scratch build a VW.

    Mike take a look around in the files section of the Tailwind forum. I remember a group of the guys own some of the V-Witt stuff and will...

    Aug 16, 2019 at 2:11 AM
  9. Mcmark replied to the thread Steps to scratch build a VW.

    With the VW, the exhaust port on the pulley side hub is IN the cooling inlet. Add the extension, it buys you room to have the exhaust be...

    Aug 15, 2019 at 7:41 PM
  10. Mcmark liked Turd Ferguson's post in the thread FREE Woody Pusher Project.

    I'd say it's more "Jr" than "Woody"

    Aug 15, 2019 at 7:32 PM
  11. Mcmark replied to the thread Steps to scratch build a VW.

    Aerodynamics. The further you move the prop away into clean air the more efficient. Most of the F1 guys run a 12" extension on the O-200's.

    Aug 15, 2019 at 7:30 PM
  12. Mcmark has a new avatar.

    Aug 12, 2019 at 9:53 AM
  13. Mcmark replied to the thread What did you do on your airplane project today?.

    A friend needed an old ladder rack I had to move airplane parts. Spent several evenings last week modding that for him. Delivered to the...

    Aug 12, 2019 at 9:50 AM
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