Compression Test on an Aircooled VW Motor

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  • เผยแพร่เมื่อ 1 ต.ค. 2024
  • Justin shows us how to do a compression check on an aircooled VW motor

ความคิดเห็น • 77

  • @bonnieslocum
    @bonnieslocum 9 ปีที่แล้ว +6

    You explain things so well Justin. I'm no mechanic but have always been interested in knowing more about it. I'm always surprising people by attempting to do mechanic work on my car myself by learning from You Tube videos. I've even been successful a few times. I need videos like this. You are so easy to understand. I feel the confidence to do it myself with your instruction.

  • @bedlamite42
    @bedlamite42 2 ปีที่แล้ว +1

    23:30 NO! The stock threads are not pipe thread, they are M10x1.0.
    If you thread an NPT gauge into it you can damage the threads and cause an oil leak.

  • @vivauruguay
    @vivauruguay 7 ปีที่แล้ว +9

    Very clear and down to the point I have learned a lot and this will help me to complete my 66 vw.

  • @ElJeffe_
    @ElJeffe_ 5 ปีที่แล้ว +5

    One of the best videos Ive ever watched on any topic. Top notch. Thanks!

  • @SRV-gi7vr
    @SRV-gi7vr หลายเดือนก่อน

    Great video. I have a couple of questions for you. I need to change my valve guides and was wondering how many thousandths loose do you ream the guides. Should I purchase adjustable reamers or the drill bit type reamer?
    Once I remove the old guides and mic them, should I replace them with .001 or .002 over?
    Thanks

  • @unclesolomon6029
    @unclesolomon6029 6 ปีที่แล้ว +2

    I've watched a whole bucketfull of VW videos and this is way above all the rest. Justin, thanks. I am inspired by your knowledge, preparation and thoroughness.

  • @richardwarnock2789
    @richardwarnock2789 5 ปีที่แล้ว +2

    Justin pretty good information!!, Just wondering about those sumps added on I made the pick up tube drop lower inside the screen filter wondering is neasary to do that and used adjustable oil pressure relief valve to this at the time was a 1835 build engine?!

  • @MrGarcon98
    @MrGarcon98 4 ปีที่แล้ว

    QUESTION PLEASE i watched a video from drag racing tv here on utube and they are saying on a dual case 1600 oil pressure relief in the front NOT TO USE A GROOVED PISTON ? do you know why not ? thank you october 2020 thanks in advance ,,,,

  • @mattschamel6550
    @mattschamel6550 9 หลายเดือนก่อน

    This video is 8 years old and I'm just now seeing it!?
    Awesome video! Extremely informative! Thanks!

  • @Michael-xe3jf
    @Michael-xe3jf 11 หลายเดือนก่อน

    Amazing video 😮you made the most sense and I learnt more in this video than anything else I have read.👍👍
    I have a 1981 puma gti from Brazil and I have lack of power at different rpm’s.
    I am new at this but thank you 🙏

  • @basementblues9681
    @basementblues9681 ปีที่แล้ว

    Amazing film Justin, good to see Blackline Racing is still active, "Good Road"

  • @Fatcatbaz
    @Fatcatbaz 6 ปีที่แล้ว +1

    Justin I realise that this video has been on TH-cam for two years now. However I have only just stumbled across your video. I need to say that this is the most informative video that I have ever seen on compression and leak-down testing. Really well delivered and it gives me the confidence to start carrying out these tests for myself. Kind Regards Barry

  • @directsound
    @directsound ปีที่แล้ว

    Can you do this if you drained the oil?

  • @coupe481234
    @coupe481234 4 ปีที่แล้ว

    Do you rebuild engines . I've got a bare block made in Mexico.?

  • @romandolan7809
    @romandolan7809 4 ปีที่แล้ว +1

    Watched this again after about a year, makes more sense to me now. Really great info vid, but not sure how much of this could be done before buying the motor

  • @d.p.9005
    @d.p.9005 4 ปีที่แล้ว +1

    You explained yourself very well and you’re very good at what you , thank you for taking time to to share with us .

  • @paulgarza8389
    @paulgarza8389 4 ปีที่แล้ว

    now that my 1600 engine is out and i am going to replace the passenger side head due to a stripped plug thread....do i have to remove the fan shroud to gain access to the upper nuts on the head ?

  • @tillyjow8484
    @tillyjow8484 4 ปีที่แล้ว

    Excellent video and very good delivery.

  • @jarretttownsend2578
    @jarretttownsend2578 6 ปีที่แล้ว +1

    Great informative video top shelf thank you very much I'm doing all of it on my 69 beetle today

  • @chuckcafiero4546
    @chuckcafiero4546 5 หลายเดือนก่อน

    do a tutorial on all types and mods of the air cooled vw oiling systems.

  • @bryanwhite4505
    @bryanwhite4505 4 ปีที่แล้ว

    very good video justin thanks broseph

  • @Hennessey_and_smoke
    @Hennessey_and_smoke 6 ปีที่แล้ว +1

    Stethoscope used... Subscribed and notifications engaged.

  • @michaelboisselle8590
    @michaelboisselle8590 5 ปีที่แล้ว +1

    Awesome video thanks for the detailed information

  • @markporden5794
    @markporden5794 5 ปีที่แล้ว +6

    Best video I have seen on the subject of engine engine testing ever

  • @harryloibl5183
    @harryloibl5183 3 ปีที่แล้ว

    Is it okay to use a striker crank on a original magnesium case thanks

  • @renegadebt1374
    @renegadebt1374 7 ปีที่แล้ว +1

    Great video! Great info, Sorry to see that you haven't made more of them..

  • @carloswheeldon2553
    @carloswheeldon2553 7 หลายเดือนก่อน

    Great video Justin! 👍

  • @paulgarza8389
    @paulgarza8389 3 ปีที่แล้ว

    how come you did not follow a career in music like your dad ?

  • @jp6940
    @jp6940 4 ปีที่แล้ว

    FANTASTIC MAN!!! More, more, more! Excellent job. Well spoken and great video job!

  • @ShamWerks
    @ShamWerks 9 ปีที่แล้ว +1

    Great vid, thanks for all the valuable information! :)

  • @craig265
    @craig265 5 ปีที่แล้ว

    I bought a new set of Pacino's from CB performance heads and I live in Sacramento CA. The first two months seem to be great. Now the car runs really sluggish and it's summertime. I'm curious is there a shortcut to finding out if the heads are cracked. Without taking the heads off the heads off ?.....

  • @harryloibl5183
    @harryloibl5183 ปีที่แล้ว

    Cool thanks buddy

  • @SpangeBatta
    @SpangeBatta 6 ปีที่แล้ว

    hi justin great video! only 1 question! can you do a compression test on the engine by cranking it over yourself? im building a type 4 2257cc stroker vw engine but i only have a engine stand NO GEARBOX AND STARTER or do i need a special RPM to get ik goinG? i have new /rework heads and pistons en liners but no good compression! do you need to oil the liners and pistons first to get compression? thanks joris de vet // the netherlands

  • @Michael-xe3jf
    @Michael-xe3jf 11 หลายเดือนก่อน

    You just got a follow 👍👍

  • @washingtonfootballfanwgil8392
    @washingtonfootballfanwgil8392 5 ปีที่แล้ว

    I own a 78 convertible. I don't have the first clue what you're explaining. I'm trying to learn from scratch.

  • @wyomikey65
    @wyomikey65 4 ปีที่แล้ว

    EXCELLENT VIDEO!!! This is extremely helpful!!

  • @laytonturpin6957
    @laytonturpin6957 4 ปีที่แล้ว

    Concise and to the point. I’ve been building internal combustion engines for the better part of 45 years. You hit every nail on the head. I hope the business in the background is yours. You’re going to do excellent! I enjoyed your movie thoroughly. Take care!

  • @mikeward2980
    @mikeward2980 6 ปีที่แล้ว

    Seriously you kick major butt .I don't have a mechanical background but I enjoy VW bugs and you made working on them so so easy. Thank you for sharing your knowledge

  • @johncollins5552
    @johncollins5552 6 ปีที่แล้ว

    Excellent video. I used a compression tester last year and didn't know the throttle had to be opened.I know now.In future could you do a common bolt on upgrade comparison for stock,before and after for exhaust vs quietpack,1.25 rocker vs 1.4,single carb vs dual.That would take the guesswork out of buying parts!

  • @chrisburnsed6349
    @chrisburnsed6349 2 ปีที่แล้ว

    Fantastic explanations. Clear and easy to understand with no irrelevant bs. Great job

  • @sawdust311
    @sawdust311 6 ปีที่แล้ว

    Very nicely done Justin. The cleanliness in your shop speaks volumes about the quality of work you provide. Your explanations are clear and concise. Thanks for doing this video...

  • @honeybadger2332
    @honeybadger2332 2 ปีที่แล้ว

    Even though this video is 6 years old it was the most informative video I have seen yet. Good job!!

  • @malcolmyoung7866
    @malcolmyoung7866 7 ปีที่แล้ว

    Great video, Justin explains the process and what to be aware of very well. Think many of my friends who have aircooled VW's could benefit from this. Going to subscribe...

  • @ronniedinger2204
    @ronniedinger2204 5 ปีที่แล้ว

    Enjoyed your detailed Engine Check. I will be checking in and watching more as you post! Thanks! It is good to see a young man that knows what is going on with Mechanical and Technical diagnosis. Great Job!

  • @brettfoster6786
    @brettfoster6786 5 ปีที่แล้ว

    Great work Justin .I have built VW motors for 3 years , still learning thanks for Your time.

  • @noahriedel801
    @noahriedel801 6 ปีที่แล้ว

    Can someone please explain the hot maroon color stuff that's on the head where the manifold and exhaust bolt??????

  • @pacificovw9522
    @pacificovw9522 4 ปีที่แล้ว

    Great video, very valuable information, thank you

  • @kennethmaser1767
    @kennethmaser1767 5 ปีที่แล้ว

    Thanks Justin, Great info for testing that engine. We just picked up a 72 VW dune Buggy and I will be sure to check these things out when we start on the engine.

  • @DJEllis
    @DJEllis 4 ปีที่แล้ว

    Thank you for this video! Very helpful!

  • @JoshDavis-m9b
    @JoshDavis-m9b ปีที่แล้ว

    I done a compression test on my 1835 and now it won't start.

    • @blacklineracing
      @blacklineracing  ปีที่แล้ว

      If it ran beforehand and all you did was a compression test then most likely the problem will be with spark plug wires installed on the wrong plugs. Also make sure you have a rotor in the distributor.

  • @TastyPlacementSEO
    @TastyPlacementSEO 7 ปีที่แล้ว

    You guys should do more videos...this one and the IDF float levels video are both awesome

  • @Meyersmanx1
    @Meyersmanx1 4 ปีที่แล้ว

    Mate, that was a great and super informative video..many thanks!

  • @jeffetzel850
    @jeffetzel850 4 ปีที่แล้ว

    One of the best informative videos. To help you buy a motor.

  • @richarddougall6962
    @richarddougall6962 3 ปีที่แล้ว

    Very informative and to the point . Thank you

  • @MrGarcon98
    @MrGarcon98 6 ปีที่แล้ว

    how about some videos on vw front beam work any good vids worth listening to ? like the death wobble and cure !

  • @s-om6962
    @s-om6962 7 ปีที่แล้ว

    Brilliant video,no BS.JUST STRAIGHT FORWARD INFORMATION.WELL DONE. :)

    • @martintorres8621
      @martintorres8621 7 ปีที่แล้ว

      Well done young man. Thanks for the clear info.

  • @bearvw1966
    @bearvw1966 4 ปีที่แล้ว

    Justin, where is your location?

  • @hamlulit
    @hamlulit 7 ปีที่แล้ว

    Amazing explanatory video! thanks

  • @michaelo1492
    @michaelo1492 6 ปีที่แล้ว

    Well done video, straight to the point...will be watching your other vids as well !

  • @whydahell3816
    @whydahell3816 5 ปีที่แล้ว

    I can watch this kid talk all day. Gonna learn today!

  • @andrewoneill5003
    @andrewoneill5003 4 ปีที่แล้ว

    Great “movie” very helpful.

  • @jesusfuenmayor7260
    @jesusfuenmayor7260 5 ปีที่แล้ว

    good to learn , thanks Justin.

  • @daos3300
    @daos3300 7 ปีที่แล้ว

    great vid. other ideas? anything you've got!

  • @harveyrousejr.2069
    @harveyrousejr.2069 5 ปีที่แล้ว

    Great job Justin.

  • @eladiorojo8834
    @eladiorojo8834 5 ปีที่แล้ว

    man.. you need a woman

  • @carlosz7208
    @carlosz7208 6 ปีที่แล้ว

    Great video. Does the engine have to be cold or warm when doing the compression test?

    • @ahmedelwensh9320
      @ahmedelwensh9320 4 ปีที่แล้ว

      Good question, i hope u got the answer
      But in my opinion, it's not that hard not to test twice, cold and hot .

  • @ranzamaceanruig
    @ranzamaceanruig 7 ปีที่แล้ว

    Phenomenal video. Easy to follow and understand. Thanks for a ton of great info Justin!

    • @secondlooksformen3836
      @secondlooksformen3836 4 ปีที่แล้ว

      Really thorough video. Lots of high level mechanical details about sophisticated testing. Thanks for sharing your expertise. Hope you will do more VW engine videos.

  • @TheStevemcqueen68
    @TheStevemcqueen68 5 ปีที่แล้ว

    Great testing, top job

  • @creativespark1539
    @creativespark1539 7 ปีที่แล้ว

    one of t he best videos out there good info
    Thanks

  • @frankiebella5745
    @frankiebella5745 6 ปีที่แล้ว

    come to my house do my Porsche 911 😀👍

  • @frankiebernard576
    @frankiebernard576 5 ปีที่แล้ว

    great video

  • @dublininnis9695
    @dublininnis9695 6 ปีที่แล้ว

    Well done is all I can say

  • @ericgraff2976
    @ericgraff2976 8 ปีที่แล้ว

    Great info man