Jay mx3's kl-ze drag car project



  • IIRC Yanks have got 13.9 with a ZE plus bolt ons. SC with an m62 and the right size pulleys you should be low 13s with good tyres I'd say. Stock internals will take 300whp+ generally before you need to worry much. If it's tuned I bet you'll break a gearbox before your engine!

    DE and ZE rods are equally wussy. DE has lower comp ratio, so has a little more room for error regarding the tune. However ZE will make the same power on less boost. Which is good for SC, as getting high boost requires the right pulley ratios. The only negative IMO of a ZE over DE is the intake valve springs (softer - valve float) and the ZE retainers are known to crack. So swap in DE springs to replace ZE intake springs and you're good to go. Or get interprep springs.





  • great thanks thats realy useful info thank you marco looks like ive got a bit of work to do "when" the engine gets here lol



  • Well you don't have to, plenty of ZEs survive without that mod! Yep barrywhite that's exactly the fix. Though with you making a drag car I expect you'll be thrashing it bigtime :)



  • lol probably



  • probably take revs upto 6500rpm on each gear change depending on were the power starts to drop off other than that not major thrashing would it be the safest option to change the springs as i will be rebuilding the engine anyway as i think the engine has been in a shed for a year



  • just a quick update the new rear screen is ready to go in once i now how lol

    i just put the carbon bonnet on it while it was off and now i realy regret selling it :cry: didnt now how well it would look on it




  • ahh, like the bonnet on :(



  • lol i wish i put it on there before i sold it lol think im going to hae to save up and get another



  • yep, id bulk buy with you but ive got a stack of parts i want before i get to that part. :(



  • @6413a84c1f=Garfy1981:

    yep, id bulk buy with you but ive got a stack of parts i want before i get to that part. :(

    me too when i get my rx first thing i got to do is rebuild the engine so i think carbon bonnet will wait for now lol plus this car to finnish



  • I've been waiting to see what the lexan rear screen looks like… wow you guys got some really quality ones! We opted for a much cheaper version since we wanted to "do it ourselves" to save some money... Is that black trim around the edges painted on or chemically bonded or something?



  • @a5d6a46b4d=Mooneggs:

    I've been waiting to see what the lexan rear screen looks like… wow you guys got some really quality ones! We opted for a much cheaper version since we wanted to "do it ourselves" to save some money... Is that black trim around the edges painted on or chemically bonded or something?

    the black is on the inside painted i think but the actual screen looks and feels realy well made worth every penny lol



  • not much has been done to this for a while ive been waiting for several parts
    but there is good news
    im of to pick up the engine tomorrow with loads of other bits and as long as the parts from america come its all hands on deck to get this beast running for the new year fingers grossed yay :lol:



  • WOW you are actually collecting it now, great news :D



  • First time looking at this thread. The car looks great (the carbon looked immense!). Best of luck with the engine!



  • I had to sell the bonnet which I regret doing now
    its taken a while but yes finaly getting it lol I'm going to run this for a bit until a can get a nice runabout
    Can't wait to see what a ze drives like and even more when the supercharger is on :lol:



  • ZE is great you will love having the same performance as a scooby turbo :wink:

    The bonnet is a bit of a pain, because all the hot air gets blown straight out the front, the rear of the engine doesnt get any airflow now so its made the car run hotter as all the cold air just goes straight through the rad and then out instead of cooling the whole engine bay, I might be fitting some stainless on the inside to try to keep the cold air in :wink:



  • @70656867a4=djmarcopolo:

    ZE is great you will love having the same performance as a scooby turbo :wink:

    The bonnet is a bit of a pain, because all the hot air gets blown straight out the front, the rear of the engine doesnt get any airflow now so its made the car run hotter as all the cold air just goes straight through the rad and then out instead of cooling the whole engine bay, I might be fitting some stainless on the inside to try to keep the cold air in :wink:

    lol you could always sell it back lol



  • Great to see this on the move again :D Good luck with it all 8)


 

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