Power on a z20let engine
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  1. #1
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    Power on a z20let engine

    As above really have a rebuild engine too standard spec with complete new head, pistons and bearings ect, just wondering would it handle 270 bhp without any problems? Cheers
    sex is like math: you add the bed, subtract the clothes, divide the legs and pray you dont multiply!

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  3. #2
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    Re: Power on a z20let engine

    z20let should run 280bhp no problem, 300bhp on standard.......
    LOVE VAUXHALLS, HATE THEIR GEARBOXES!!!!

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    Re: Power on a z20let engine

    198bhp from the factory....with de catted s/s exhaust, enlarged top hat, direct intake, fmic, VXR afm and injectors and an aggressive remap....275-280bhp easy �1500 will cover this....add a VXR turbo and another remap = 300bhp.

    From there you would want to look at the internals.
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    Re: Power on a z20let engine

    Well that's the plan really already have the VXr turbo and exhaust and decats, also going to be making a hard pipe kit at work for an standard evo fmic, will also use the 1.9 cdti airbox, so just hoping for around the 270 mark with a good map, but want it too last since its a new engine, don't want to take it all back out in a years time,
    Cheers
    sex is like math: you add the bed, subtract the clothes, divide the legs and pray you dont multiply!

  6. #5
    Rs1
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    Re: Power on a z20let engine

    With your spec its best to stick at 270 otherwise you'll be going through turbo's on a regular basis. Saying that a vxr turbo aint that expensive so i guess you could just replace it every 6 month
    "THE ROB"

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    Re: Power on a z20let engine

    mine gave up at 296 twice. broken piston. its lying out in evanton now

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    Re: Power on a z20let engine

    with that setup could i do the 1000 - 1500 miles run in before i get a map on it ( without doing any damage) or could i sent my ECU down to courtenay sport to get a sort of base map todo the run in then take the car down for the prober map?
    sex is like math: you add the bed, subtract the clothes, divide the legs and pray you dont multiply!

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    Re: Power on a z20let engine

    Quote Originally Posted by Rs1 View Post
    With your spec its best to stick at 270 otherwise you'll be going through turbo's on a regular basis. Saying that a vxr turbo aint that expensive so i guess you could just replace it every 6 month
    I'm on a similar spec to post 3 and my KKK turbo is still strong....seals fine on the turbo and no play on the shaft ect.
    Welcome to the jungle we've got fun and games.

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    Re: Power on a z20let engine

    Quote Originally Posted by taylormade View Post
    with that setup could i do the 1000 - 1500 miles run in before i get a map on it ( without doing any damage) or could i sent my ECU down to courtenay sport to get a sort of base map todo the run in then take the car down for the prober map?
    Bump can anyone help me with this please
    sex is like math: you add the bed, subtract the clothes, divide the legs and pray you dont multiply!

  11. #10
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    Re: Power on a z20let engine

    yeah.... im running a zlet map on leh in a corsa, it hasnt been mapped yet but has covered about 8000miles with loads of mods on too...
    LOVE VAUXHALLS, HATE THEIR GEARBOXES!!!!

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