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  1. Cbarron79

    4.0 valve spring upgrade

    Typo. The belt was also not the right size
  2. Cbarron79

    4.0 valve spring upgrade

    Here is mine. First thing I will say is the picture is deceiving with the elbow in the cold air intake. But I do think the shop should have made the elbow more gradual. Second. Its that I was expecting a bit more on the dyno. I was expecting maybe 10 Hp more. Because I was sent the wrong kit...
  3. Cbarron79

    4.0 valve spring upgrade

    So after first being told everything I ordered was in stock. I received an email saying I would get my injectors by the latest this last week. I messaged today and am now being told I will not receive until the beginning of August. Needless to say I am more than just a little annoyed. Do you...
  4. Cbarron79

    4.0 valve spring upgrade

    Got my kit yesterday but the fuel injectors were on back order and will be sent out this week apparently. I'm also waiting on a set of headers so it's not a huge inconvenience. I'm having mine installed at a performance auto shop and out on a dyno. So I'll be sure to share my results. Hoping...
  5. Cbarron79

    4.0 valve spring upgrade

    I may be done before you.just ordered my s/c and should be here anytime haven't ordered the modbox kit yet but I will soon . Fuel injectors will be upgraded but I can't do the pistons right now. So yeah I'll stay at 8 psi for now Are you going to use the stock Airbox? Ot fabricate something else?
  6. Cbarron79

    4.0 valve spring upgrade

    Hey man I'm not going to be any help. But I am about to purchase the kit myself. Did you finish it? How did it go or how is it going for you so far? Thanks in advance!
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