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HybridZ

datsun 1/2 dozen SD

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Posts posted by datsun 1/2 dozen SD

  1. Is it bad to quote yourself? LOL

    I have had several people over the years ask me for my humble little write-up. I just recently had yet another person ask about receiving it. Unfortunately I lost it in a PC crash. Can the few I sent it to get in contact with me? I would like to get it back so I can continue to send it to other people in need.

     

     

    i know this is old but i gave it a shot anywase but did you get the wireing write up back i realy need help with this alternator problem in the 260z

  2. to boost CR to achieve better low-mid torque on a budget, would it be preferred to swap a MN47 head on a pretty much stock L28E or shave the existing ZN47 head? the stock dished pistons would stay, budget.

     

    how much shaving could occur before cam tower shimming becomes a concern? would shaving of .050 reduce combustion chamber volume to 40cc? is there a rule of thumb?

     

    given torque is the objective, would replacing the MN47 stock 42mm intake valves with the N47's 44mm valves be a good place to spend money?

     

    thoughts & opinions are appreciated

     

     

     

    i have been running the mn47 head for 2 years and it has its ups and downs depends if its efi or carb i think it would be cheap to go with the mn47 head if its easy to get to here in SD california we have JY full of them

  3. i currently have a 73 with an l28 f54 bock p90 head with .30 bore and flat top pistons. hks 1mm head gasket. it is still running the orignal su carbs from when we swaped it to an L28. its a 5 speed and a stock rear end.

     

    but the true question is. since i already have the block bored and flatty pistons to build of my existing l28 and supply it to a turbo fuel injection setup or do i swap into sr. the only reason i am asking this question is that i already have the engine in my car and may save money but it also may be more headache .

     

    i want the most bang for my buck and want at least 280 hp plus!

     

    any insite?

     

     

     

     

     

     

    dude sr aint even all that you could make pretty good horse power for cheap with the L28et if your mechanicly inclined you could do alot since you live o side therse a ecology there sometimes they got some good stuff there but you gotta go to chula vista for a bigger selection

  4. Great thread. Anyone out there running a "blow-thru" or "draw-thru" carburated turbo set up on their L28?

     

    Julius

     

     

     

    yeah my lil brother who also has a 240z is doing a blow -thru carb set up should be done in a few weeks this is the stuff he has so far:

     

    L28et long block

    cliffford 6=8 4barrel intake manifold

    t3/t4 turbo

    holley 650 cfm double pumper modded for blow threw

    greedy b.o.v. type rs

    all he needs is a front mount ic waste gate and indution piping witch we might get this weekend

  5. looks cool but it would be cooler if it was a 2 peice type intake like rx7 intakes and secondary injector bosses that way you could take the valve cover off if you need to without taking off the intake and make several intake tops like triple idfs or something

  6. the s30 z's wasnt made to drift more for road racing i use to have fun getting sideways in my fc rx7 but with the z just cant seem to hold it even with an lsd. though it would be cool if someone could come up with a mod that will work

  7. You will learn with HC setups, you kill it by stepping on the brakes and letting the clutch out, or by having a throttle solinoid that completly kills the air to the motor, so basicly your throttle stop screw rest on a solinoid that is kicked out when the key is on, and when the key is off, the solinoid closes so your butterflys will go 100% closed.

     

     

    sound great but is that nessesary is there any other way besides doing that like going to a colder plug perhaps?

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