416 LS3 e85 Nitrous plug question
You should be on a 7-8 plug with that much compression on motor alone. If it doesn't run right with that plug in it, it's not the plugs fault it's the tunes fault.
When I went to a B8efs on my 200 shot(10.25:1 compression) I had to go from 13.8-14.2 to 14.6-15.1 AFR at idle to help keep them clean and from 13.9-14.3 during cruise to 14.6-15.0 during cruise. Granted it was really to rich to begin with the TR55's on motor covered that up. A hot plug with a rich tune is just covering up a rich tune.
Lean that baby out it WILL make more power, but when you lean it out you have to pull the timing back and put a colder plug in it to take the tip temperature back down and put the heat on the tip of the plug where it should be.
As the guy above me said a step lower heat range lowers the tip temp 140*. That's it. No lost power, just a cooler tip temp. A hotter plug or a colder plug contrary to belief will not make or lose any power itself. The tune not being correct for that heat range plug will.
I hope this helps and I am not trying to ride your *** or make it look like you don't know what you're doing, but you could really be doing it a lot better and make more power.
With your compression, and a 200 shot I'd be on at least a B9EFS and honestly I'd have -10's on deck.
Damn buddy were friends on fb and you still dont know who i am lol
Been considering going back to 93 just because I'm out of fuel pump on 1 255 pump with a hotwire and 57lb injectors but it offers dumb tuners like me such a wide tuning window.
Like I said for what I'm doing the 6s work best.
And if I can run a 7 and spray a 250 with no changes in the time except for Timing then why not. This is a daily that gets sprayed occasionally. If I can avoid fueling change and such like y'all are mentioning then I'm
Better off. I can't even imagine driving around on motor with a 9 or 10 plug.
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I guess when you have stupid money to blow you don't care if you melt motors and plugs down all the time.
I change my plugs 7/10 times when I go to cruise around to TR55's but if nitrous is going anywhere near my motor it's getting 8's on the tune-up I am currently spraying.
Since you tune your own car and know more than me, you should know it takes 2 minutes to go into your EQ ratio table and change your AFR. Once you lean it out, it's not like you have to richen it back up for the hotter plugs leave it alone.
You are blaming mechanics when they are being used improperly in the first place.
You just want to be stubborn and say I did it on this just to say you did it.
Does it make it right? No. Your motor is going to be an ashtray factory soon.
If you have anywhere near the compression you say you do you are a fool for thinking you are going to be able to get away with it.
I also find it funny that on Yellowbullet you told me I didn't know how to tune, and acted like you were some steve petty and now you come out and say you don't even tune or have tuning software?
Let me know how that 93 octane and 14.67:1 CR works out. Man some people just don't want to learn or listen.
You won't find but one person on the web who disagrees with what I am saying and that is that idiot Mark Sullens.
Run a hotter plug your better off. Lots easier to deal with.
Run a hotter plug your better off. Lots easier to deal with.
Any idea what your dynamic compression is? If not mind sharing your cam specs, just intake side, total duration and intake center line.
Any idea what your tuner set your total WOT timing to?
I would love to see a data logger just to see if the PCM is pulling any timing via Knock Retard at WOT. It is not always heard.
I'm not going to say a 14.8x motor can't run on 93 octane, but I would guess the intake valve would have to close rather late to be happy with any timing in the high 20's to low 30's.







