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  1. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Thanks. Well, I could try to install the carburetor, but I don't like the idea to have a frankestein engine. I prefer to find another engine block and maintain the original specs.... I'm sorry for this engine block...it has new cylinder sleeves, very good crankshaft (standard size), new...
  2. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    I didn't mentioned all problems found...wrong MAP sensor, wrong VST float height, bad engine harness, bad injectors......I started to assembly the engine in the end of September, and after first start, I was not happy...and now I understood why....
  3. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    You said right! I don't care about the time spent, I like do all my best to solve the problem...I explained the problem to the owner and told him to find another engine. I'm sorry for him, but is the only correct way. In US those engines has no secret for you, but in Italy there are really few...
  4. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    The ignition system is EST. I know about approved systems infact I will not install other systems. EST distributor has controlled by MEFI1 in this case. In other case there is a module that control spark advance. All modules, I think, will programmed to work based on engine specification...
  5. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

  6. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    I confirm 8 bolts for intake manifold and 2 pc rear main seal. I was surprised when found some drilled hole in the flywheel!! I didn't remove the engine from boat, the owner pick it up and come to my shop. The outdrive is SX drive. I can install the carburetor, but how can I do with EST? Don't I...
  7. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    The engine block is totally different....I think somebody in the past, after some problems, decided to find another unit....I can't install the roller cam and lifters in this engine because is for flat lifters
  8. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Hi guys, finally I found the problem...The problem is the engine!...Let me to explain... The engine has not the label with serial number, using the s/n in the certificate, I loock up for parts diagram and the engine looks like different. Volvo penta 5.7 GSi has roller lifters and cam, the engine...
  9. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Yes, usually fluctuating is IAC valve. In my TBI (Y45-2) the iac valve is flanged type.
  10. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Today I tested drop voltage at the ignition coil. The voltage drop down to 9 volts. I tested the battery and was bad. Now I have a good battery, tested again and the voltage at the ignition coil drop down to 10,2 volts. Compression and vacuum are good. I ordered a new IAC valve and test again. I...
  11. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Thanks, I will check. But using spark test lamp, I can see a good spark.
  12. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    In the previous message there was a video, but maybe can't see...I uploaded on YouTube The engine is on ground. I don't know what kind of problem is. New ignition coil, spark plugs, spark plug wires, cap, rotor, ICM and pickup coil.
  13. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Hi guys, timing mark problem solved! Was an incorrect spark plug wires routing! This condition was create some crossfiring. Remaining some other problems...like as hard starting. See video attached, but resized!! I will open another post....
  14. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Yes, is correct...😩...
  15. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Well, I have spark all time. Talking about fuel pressure, yes, but after priming, pressure go down, during cranking the pressure go up again to 12 ÷ 13 PSI
  16. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Hi guys, I tried another timing light and is the same... I noticed something strange. If set the timing light for 2 stroke engines, I can see correctly the timing mark alignet to the fixed scale!...anyway there are other issues...for example hard starting. It needs long time crank before to...
  17. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    The engine is correctly a TDC.. I will try another timing light...
  18. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    According to the manual for this engine, equipped with TBI, the high fuel pressure is 11 ÷ 13 PSI and low fuel pressure 5 ÷ 8 PSI and are both in range. I opened the VST and checked and adjusted float level.
  19. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Sorry...25* not 35...tomorrow afternoon I will try to make a video and more pictures for details
  20. it9ozs

    Volvo Penta 5.7 GSi PLKD timing mark out of scale

    Verified....I opened valve cover and timing cover, checked for points aligned on timing gears and checked for both valves of cylinder #1 completely closed. After that I reinstalled the timing cover and all marks aligns correctly... Another issue is rich condition and hard starting. I can feel...
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