Search results

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    cylinder head porting / what is this for ?

    Following the location of the dimples the spark plugs would be indexed like this: -> <- -> <- -> <- 6 5 4 3 2 1
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    Brian Crower 7M cams and ignition timing issue

    Around 30 thou machining total to the block & head, standard Toyota gasket with ARP studs. With your cam settings you have 26 degrees overlap & would be loosing quite a bit of top end horsepower. Yes tried a few combinations & basically I loose horsepower in the mid/top end if the intake is...
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    Brian Crower 7M cams and ignition timing issue

    OK finally got the car dyno tuned.:icon_bigg 7MGTE in a auto MX83 Cressida BC264 cams high flow CT26 15psi max boost 10" D @750rpm, 15" N @1060rpm starts spooling around 2800, 10psi by 3700 & 15 by 4700 Cams set at -1 I & +1 E resulting in 32 degrees overlap.
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    Adjusting aftermarket camshafts - 7mgte

    What is the most amount of cam degrees that you have either retarded/advanced your camshafts? I am currently running +2.5 (I) & +3.5 (E) on the BC264's.
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    57trim woes.. in need of experienced wisdom

    Yes it certainly is dissapointing to send of something that fits well only to get it back out of alignment & made even worse by having to pay someone for the frustration. My upgraded CT lasted less than a week so I know how you feel.:3d_frown: Personally I would just extend the holes in the...
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    Idle & load map settings for 7mgte - Microtech

    Need to do another 300km before a proper tune is done but at the moment running around with these Microtech settings on 430cc injectors, 10 psi max boost & 4,880 rev cut: IDLE: Vacuum 0" 5" 10" 15" 20" 25" 30" 3.38 2.81 1.86 1.24 1.14...
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    Lazy first shift

    It has also happened to me a few times. Seems to occur during colder weather. Just warm up the car for a few minutes & see if it still persists.
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    Valve seat lip in combustion chamber + 1 q.

    Yes smooth out any high points in the combustion chamber. Just use your finger to feel your way around as it is a better guide than your eyes. Some chambers will be worse than others so try to get them basically the same shape. You will be rewarded by higher detonation tolerance & slightly...
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    fresh rebuilt no start

    Yes sounds like your CPS is 180 degrees out. Make sure the crank & cams are both at TDC & insert the CPS with the notch & hole lined up. The crank makes two revolutions for every one the cams make.
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    MKIII Supra oil dipstick length?

    Any logical reason why the dipstick would be showing the oil level around an inch above maximum when the sump has been drained?:3d_frown: Dont trust the damn thing & I measure 4.2l before replacing the oil.
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    7M cylinder head porting

    Not mine, found on eBay. http://cgi.ebay.com.au/500HP-TOYOTA-CRESSIDA_W0QQitemZ320381540606QQcmdZViewItemQQptZAU_Cars?hash=item4a983a58fe&_trksid=p3286.c0.m14&_trkparms=65&#37;3A13%7C66%3A2%7C39%3A1%7C240%3A1318%7C301%3A0%7C293%3A1%7C294%3A50
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    7M cylinder head porting

    Opinions please for this intake mod on the 7M.
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    This is why you don't use AU green coolant in your 7M

    Yes unfortunately another story of most mechanics popular saying "close enough is good enough" or "its all the same stuff just has a different label" when working on another persons car. I dont trust ANYONE, regardless of their reputation, & always try to check as much as possible for work done...
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    MKIII Supra oil dipstick length?

    Surely someone has two minutes to spare & measure the length of the 7MGTE dipstick?:3d_frown:
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    MKIII Supra oil dipstick length?

    Can someone let me know the length of the MKIII oil dipstick as I think mine (56cm) is from another model & too short?
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    7mgte ignition timing map (opinions?)

    Thanks for the great info, as always, & I will book it in for a proper dyno tune. Will be interesting to see the amended numbers.
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    7mgte ignition timing map (opinions?)

    Seems strange to me as well thats why I thaught of putting up the figures. From what little I understand about turbo engines I thaught it should be reducing timing by around 2 degrees per 1 psi boost increase?
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    7mgte ignition timing map (opinions?)

    Found this: 0" 0 5" +5 10" +7 15" +10 20" +10 25" +10 Idle 2psi 4psi 6psi 8psi 10psi 14psi 16psi 18psi 20psi +5 -5 -10 -17 -20 -20 -12 -12 -14 -15 My boost cut is set at 15psi.
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    7mgte ignition timing map (opinions?)

    Loadpoints? The ecu that I have is pretty old (MT-8) & I cannot see anything resembling loadpoints on it.:aigo: