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  1. Scott Danforth

    Aq271c fuel feed pipe to Holley 4106 4bbl

    its a custom made volvo penta part. its made out of a chunk of steel and 3 metal lines (3/8" brake lines) that are brazed together. so to re-make, you can buy 3/8" brake lines and fire up the tubing bender and the tubing cutter. you will need to use an oxy-acc torch to de-braze the 3 tubes...
  2. Scott Danforth

    What issues would a leaky riser cause?

    no problem, we can just have the mods merge the threads
  3. Scott Danforth

    Fuel consumption

    a hose in a 1 gallon gas can from your local store is all that is needed.
  4. Scott Danforth

    Ratios

    BTW, you would have had to jump to 8.2 liters to swing the 1.65:1 drives
  5. Scott Danforth

    Fuel consumption

    about a gallon of fuel mixed with 2-stroke oil
  6. Scott Danforth

    gl5 oil all the same?

    i run amsoil with the GM limited slip additive
  7. Scott Danforth

    What´s the best replacement for AQ271C (or 570) 5.7 GM engine, ideally stroker?

    well...... since the beginning of the year, the cost of the blocks went up about $450 https://www.gmperformancemotor.com/category/SB134.html and the rotating assemblies went up about $300 https://www.competitionproducts.com/Scat-Chev-SB-383-Street-Strip-Assemblies/products/2868/
  8. Scott Danforth

    Ratios

    or put bigger motors in front of the drives
  9. Scott Danforth

    4.3GL Engine draining ports

    one on each block side, each exhaust manifold, the intake manifold as mentioned, the large J hose on the front, pull the raw water pump cover and drain the line to the PS cooler
  10. Scott Danforth

    Drive removed for the 1st time, gimbal aligment inspection

    since you appear to like videos, look at the videos on the stickies about doing an alignment that achris posted.
  11. Scott Danforth

    Boat interior question - to paint wood or not to paint?

    I epoxy coated all the seat base wood that I did in my restoration. that way it encapsulated the wood to prevent moisture
  12. Scott Danforth

    What issues would a leaky riser cause?

    why did you start a second thread on the same topic?
  13. Scott Danforth

    Mercruiser 470, 2 to 4 barrel carb conversion.

    not going to lie, the 470 looked good on paper, then the execution fell down... the cylinder head should have been aluminum, the block should have had a closed deck, the heat exchanger should have bee larger to begin with.
  14. Scott Danforth

    Poor Running - Low WOT

    right next to your fuel fill
  15. Scott Danforth

    Poor Running - Low WOT

    Or your fuel vent is clogged, which would explain the duration of time (the 1 to 1.5 hours you mention)
  16. Scott Danforth

    1997 4.3GS with Holley 4 barrel with flat spot on acceleration at 3500 rpm

    I would think a #65 power valve would be a bit rich until the RPM's came up
  17. Scott Danforth

    1997 4.3GS with Holley 4 barrel with flat spot on acceleration at 3500 rpm

    the R75007 is the list number Here is the Holley list. https://documents.holley.com/techlibrary_carb_numerical_listing.pdf
  18. Scott Danforth

    1997 4.3GS with Holley 4 barrel with flat spot on acceleration at 3500 rpm

    what is the holley list number on the air horn
  19. Scott Danforth

    Mercruiser 5.0 TKS vs 4.3 MPI

    c'mon, the Chrysler products often had AFB's...... some of us ran dual quads (small 600 CFM carters on a dual quad manifold on a 383) and then some of us did stupid things with a pair of 500 CFM holley 2300's and two turbochargers on a 4.3, then when it blew, we moved the setup to a stock Big...
  20. Scott Danforth

    Multifunctional Gauges

    assuming you have the NMEA gateways, etc.
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