Recent content by DeepImpact

  1. DeepImpact

    2018 intake manifold

    I really want to see a drag test, or lap times around a road course. Has anyone run a Gen 1 with stock manifold, 3.73's, and M6 down the 1320 and then upgraded to the 18 and seen a difference? My buddy put one on his 331 geared car and did not improve, but he was having some issues that night...
  2. DeepImpact

    2018 intake manifold

    I am having such a difficult time pulling the trigger on the ported 2018 intake. It seems to only do better above roughly 6500 rpm. Yes, it has a ton more hp at say 7200rpm, but if you shift at 6800 rpm instead of 7500rpm, which one is quicker in the 1/4 mile? I am assuming you have to raise...
  3. DeepImpact

    Should I go with a ported boss or just save for a cobra jet

    E85, I wish!! Crappy Cali 91 octane for me. Good for 21 degrees of advance. I add some 100 octane at the track and then the tune goes -6KR.
  4. DeepImpact

    Should I go with a ported boss or just save for a cobra jet

    I am leaning towards the ported 18 IM for cost and to keep CA smog compliant. I figure they won't even know I swapped the manifold if I go with an 18. I fought smog enough with my Foxbody. I don't want to deal with that battle again with the 14. I am just afraid of torque loss at 4k rpm. I...
  5. DeepImpact

    lethal Performance FREE TUNE GIVEAWAY!

    Did I win? Sent from my iPhone using svtperformance.com
  6. DeepImpact

    Will I regret Lund tuning on my 5.0?

    Yes, hold the TC button down to turn it off all the way and this bog mode would get triggered. My buddy's Shelby GT500 even does it!! I got a 1.79 60ft my first time out somehow on the Pirellis, but the next time I started launching a little harder and every time I though I had the perfect...
  7. DeepImpact

    Will I regret Lund tuning on my 5.0?

    No, I don't even have any drag tires yet and racing on these OEM Pirellis sucks! It also isn't consistent with this stock tune since it decides to shut the throttle down to 30% eventhough my foot is on the floor when it senses too much torque off the line. Ridiculous. I just launched softly...
  8. DeepImpact

    Will I regret Lund tuning on my 5.0?

    Sorry, old thread but wondering how the tune went. Did you go with Lund? I am about to pull the trigger on a mail order Lund tune. I wanted AED, but he won't do mail order for me and we can't find a date that works for both of us. Lund is much cheaper since for AED, I have to do a $500 dyno...
  9. DeepImpact

    2018 intake manifold

    Hmm, Lethal has a power pack with an 18 manifold, JLT CAI, SCT X4, and Lund tune. Maybe I'll just go with Lund since I'm not finding time to go to AED. Just trying to figure out if it is cheaper to piece it together myself. I also already have a tuner, but it was bought for my 12 Coyote F150...
  10. DeepImpact

    Rear Tire & Wheel Size Question for 2014 GT500 with Griggs GR40 SS Setup

    I think that is a cool idea with the wheels and a fun tire combo that should satisfy your needs. Love that rearend setup. Wish I had the coin to do the Griggs stuff. Sent from my iPhone using svtperformance.com
  11. DeepImpact

    2018 intake manifold

    I am trying, but I can’t find the time to go to his shop. I have to take a day off of work, so this tune is getting expensive too! Sent from my iPhone using svtperformance.com
  12. DeepImpact

    2018 intake manifold

    Yeah, it is a stretch. Especially since I got a 1.79 60ft on that run. My buddy has run 11.7 @ 116mph with his 14 with an offroad H and AED tune with stickies and 3.31’s. Hopefully I can get there! Sent from my iPhone using svtperformance.com
  13. DeepImpact

    2018 intake manifold

    Car only has 12k on it. Got it with 10.8 and I think the original owner babied it. I am beating the crap out of it and loving it. Just have GT500’s on it so far and a drop-in K&N. Clutch shifts fine at the limiter, which I hit a lot now because it is at the stock setting. Hopefully AED will...
  14. DeepImpact

    2018 intake manifold

    First step is an AED tune and drag tires. Intake would be next. The tune is tough because Shaun won’t give me an email tune and I just don’t have the time to take the day off of work and go to the dyno. Sent from my iPhone using svtperformance.com
  15. DeepImpact

    2018 intake manifold

    Anyone have a link to a stockish 11-14 dyno graph before and after the swap? Or 1/4 mile speeds and et’s? Is the extra rpm usable with the stock clutch or will the sticking to the floor problem arise when trying to go over 7k? Also, what about the OPG’s? Do they need to be swapped before...

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