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Thread: Better than a 4BD1?

  1. #21
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    Quote Originally Posted by Dougal View Post
    JCB have some real animal diesels now. I saw a pump yesterday, 4.8L turbo 4 cylinder.
    115kw at 1500rpm.

    But the most interesting thing, JCB list flywheel inertia in their engine specs. I've long suspected the 4BD1 has the lightest flywheel in it's class by about half.
    Sorry I mean PERKINS 845E 3.4 Turbo Diesel, dry ~270kg, smaller than 110mt Phaser. Power/Torque output is good, but low rev.

  2. #22
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  3. #23
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    Quote Originally Posted by JDNSW View Post
    Are you aware that Landrover diesels had variable speed governors rather than variable power for 25 years? Same as many typical industrial diesels.

    John
    I assume you mean the CAV DPA? Are you sure?

  4. #24
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    3.4L Turbo Diesel+R380 or LT85 is quite a good combination from my point of view. It is not too torquey to destroy the R380, yet, still have the smooth gear changing.

    Good weight distribution, power density, fuel consumption...

    One thing i realised is that thenengine mounts for these 4-cylinder engines are pretty much the same as the 4BD1. (correct me if I was wrong)

    Adapter kit, not sure if we can used the MD PERKINS Kit.

  5. #25
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    Speaking of Perkins, I remember years ago reading one of the UK LR mags, where someone had sent in a letter to the tech section asking about fitting a Perkins Phaser to a landie (101FC I recall). The mag's "expert" told them to stop being an idiot, that the phaser was far too large, heavy and powerful for the rest of the drivetrain.

    I looked up the phaser and saw it was only 4L 4cyl - basically the same as the Cummins 4b(t) and Isuzu 4BD1(T).

    Needless to say I stopped buying the mag after that...

    Speaking of flywheels - looks like a nice heavy one on this phaser turbo:
    [ame="http://www.youtube.com/watch?v=_s-rFWYKgCw"]Perkins 1004-4T AB - test Wibako - YouTube[/ame]

  6. #26
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    Quote Originally Posted by isuzurover View Post
    Speaking of Perkins, I remember years ago reading one of the UK LR mags, where someone had sent in a letter to the tech section asking about fitting a Perkins Phaser to a landie (101FC I recall). The mag's "expert" told them to stop being an idiot, that the phaser was far too large, heavy and powerful for the rest of the drivetrain.

    I looked up the phaser and saw it was only 4L 4cyl - basically the same as the Cummins 4b(t) and Isuzu 4BD1(T).

    Needless to say I stopped buying the mag after that...

    Speaking of flywheels - looks like a nice heavy one on this phaser turbo:
    Perkins 1004-4T AB - test Wibako - YouTube
    saw that video too.

    Phaser was the previous generation product, heavy, big, and large displacement.

    I always wanted to find good alternative power solution for LR Disco/Defender. Say around 100KW@2500-2800rpm and 400-450Nm@1600-1800rpm. Minor electrical stuffs, I guess we can't really get rid of it nowadays.

    I have sent a couple of enquiries but no one seems to pick up calls and bother to reply emails during the holiday season.

  7. #27
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    Quote Originally Posted by isuzurover View Post
    ...

    Speaking of flywheels - looks like a nice heavy one on this phaser turbo:...
    Just going by the four engine mounts it is meant for industrial use, where they typically have to maintain a set speed.

    When the load suddenly changes the heavy flywheel helps maintain that speed, until the governor catches up.

    And talking about Perkins, aren't they owned by Caterpillar now?

  8. #28
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    JDNSW is offline RoverLord Silver Subscriber
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    Quote Originally Posted by isuzurover View Post
    I assume you mean the CAV DPA? Are you sure?
    The early 2a I owned certainly did, and so did the late S3 I own the remains of, so I assume all the others did. I used to use the hand "throttle" as a cruise control and was quite surprised when I got the 110 and found it did not work the same.

    John
    John

    JDNSW
    1986 110 County 3.9 diesel
    1970 2a 109 2.25 petrol

  9. #29
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    Speaking of which, do you guys think the NV4500 gearbox can be fitted in to Defender?

  10. #30
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    Quote Originally Posted by airman08 View Post
    Speaking of which, do you guys think the NV4500 gearbox can be fitted in to Defender?
    Already has been several times...



    http://www.expeditionlandrover.info/...n_gearbox1.jpg

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