454 rebuild with blower... Pistons and clearances.
#121
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I don't pretend to know anything at all actually, everything I have posted wasn't oresented as fact, whether the information is correct or not I didn't present it that way. You have challenged more then one person to support what they are saying, but you haven't supported anything you said. Oh you posted a dyno sheet in a build that even you said should be around 650hp. I am building an extremely similar engine, so sure It would be great to duplicate those dyno numbers, but it's doubtful, and hey if it happens I'll gladly admit I'm wrong. I say I am building loosely, as what I really mean by that is I'm paying for it, and doing some background work, but the actual set up was done by Bob, and is being built by A builder that doesn't rely on dyno sheets, he provides his data by world championships, and the references of the countless motors he has out there. But I guess I do need some luck on getting you to provide any input besides for condensending smart ass remarks.
#122
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Honestly I cant, I always tried to relate boost into compression, but have learned recently that it's not exactly relative like that. From my understanding octane requirements are for the most part based on compression and timing ?
#123
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I don't pretend to know anything at all actually, everything I have posted wasn't oresented as fact, whether the information is correct or not I didn't present it that way. You have challenged more then one person to support what they are saying, but you haven't supported anything you said. Oh you posted a dyno sheet in a build that even you said should be around 650hp. I am building an extremely similar engine, so sure It would be great to duplicate those dyno numbers, but it's doubtful, and hey if it happens I'll gladly admit I'm wrong. I say I am building loosely, as what I really mean by that is I'm paying for it, and doing some background work, but the actual set up was done by Bob, and is being built by A builder that doesn't rely on dyno sheets, he provides his data by world championships, and the references of the countless motors he has out there. But I guess I do need some luck on getting you to provide any input besides for condensending smart ass remarks.
#124
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listen up,i and others were trying to help you but you don,t seem to understand that.whatever,i don,t care.with guys like you i just give up.i just don,t feel like wasting my time.i never said a bad thing about what you want to build.you speak for bob but i am pretty sure that he would rather you don,t.i simply said if you have data on a build please post it.i am pretty sure of the power your build will make if done properly but at this point i will keep it to myself.just fyi,i have a good working relationship with bob.he is a smart guy and i am sure he will steer you in the right direction.i won,t reply to you any more.good luck with your build.
lets say mine makes less, so people referencing the build will say I'll go with 305's cause it made more according to these dyno sheets. But it could be that way cause of the difference in the dyno's. That number on the big end isn't always the only thing people are chasing too. So my suggestion for anyone would be to contact a builder or bob and have them spec something to meet their specific goals in there application. As there are several factors that contribute to what route to go, just like in your build and in mine.
#125
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ealesh33
Your embarrassing yourself.
First you beg for help then you try to educate highly respected OSO members just because you called a couple engine guys and wasted their time?
Bob M, Eddie Young, etc. I feel sorry for you guys having to deal with tire kickers like this calling and wasting your time all day.
Your embarrassing yourself.
First you beg for help then you try to educate highly respected OSO members just because you called a couple engine guys and wasted their time?
Bob M, Eddie Young, etc. I feel sorry for you guys having to deal with tire kickers like this calling and wasting your time all day.
#126
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Holy f*uck. We get it already. Your dyno sheets are worthless for anyone else to use for any purpose other than knowing what your engine made on that dyno at that point in time only. I'm sure the difference in spring tension on my throttle return will make any comparison worthless. Please do not post your dyno results as they will just confuse us and cause us all to buy the wrong heads.
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Straight bottoms and flat decks
Straight bottoms and flat decks
#127
As mike listed earlier in this thread - valve timing and ignition timing, intake charge temperature; a couple more areas are the flow, quench and swirl characteristics of the cylinder head and combustion chamber including the piston head. Of course there are more things that influence an engine's ability to resist detonation such as using aluminum heads, no thermostat, low or no restriction exhaust system, etc. The list goes on and on.
#130
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ealesh33
Your embarrassing yourself.
First you beg for help then you try to educate highly respected OSO members just because you called a couple engine guys and wasted their time?
Bob M, Eddie Young, etc. I feel sorry for you guys having to deal with tire kickers like this calling and wasting your time all day.
Your embarrassing yourself.
First you beg for help then you try to educate highly respected OSO members just because you called a couple engine guys and wasted their time?
Bob M, Eddie Young, etc. I feel sorry for you guys having to deal with tire kickers like this calling and wasting your time all day.