is it benficial to run a 2.5??
is it benficial to run a 2.5??
just wondering what kind of numbers you can make compared to a 2.8. will it really make that much more torque? can it make 290hp?? simply- is it beneficial, or will it create too much heat and only lose power? thank you
Never run anything less than a 2.8 unless you're an a-hole.
If you can't make power with a 2.8 then you're not going to make any more with a 2.7, 2.6 or 2.5.
There are plenty of ways to make power with this car, squeezing the **** out of your blower until you burn up your engine is not one of them.
If you can't make power with a 2.8 then you're not going to make any more with a 2.7, 2.6 or 2.5.
There are plenty of ways to make power with this car, squeezing the **** out of your blower until you burn up your engine is not one of them.
anyone that has ran it and got it dynoed chime in please....... id like to know numbers
by the way- altiery54 is the one telling me that the 2.5 will achieve 290whp, when his 2.8 made 257
by the way- altiery54 is the one telling me that the 2.5 will achieve 290whp, when his 2.8 made 257
Last edited by Jkunzy1690; Jan 7, 2009 at 03:50 PM. Reason: Automerged Doublepost
Altiery54 is a friend of mine and this is what he wishes for me to post for him......
Originally Posted by Altiery54
you are all ignorant. a 2.5" will give you more tq than any other pulley obviously. yes it creates more heat and wont make much more if any peak hp, but the gains are there. how many 3.0" off n20 do you see hitting 280+whp? NONE theres a reason for it
True.....the 2.5" does give much more tq, not much more hp, but more tq. It does create more heat, but with the right supporting mods can be done. People have run 2.5 rings with no cooling mods for up to two years without any problems, some have nuked their motors on a 2.5. it has alot to do with the tune and if you are willing to risk it. It does overspin the blower, and will cause damage at some point. It can make 290 and over with the right mods. people have made 290 with a 2.7. A 2.5 will pass 300 with the right tune and mods. In the end.....IT WILL MAKE POWER/TORQUE, BUT IT WILL CAUSE DAMAGE EVENTUALLY.
True.....the 2.5" does give much more tq, not much more hp, but more tq. It does create more heat, but with the right supporting mods can be done. People have run 2.5 rings with no cooling mods for up to two years without any problems, some have nuked their motors on a 2.5. it has alot to do with the tune and if you are willing to risk it. It does overspin the blower, and will cause damage at some point. It can make 290 and over with the right mods. people have made 290 with a 2.7. A 2.5 will pass 300 with the right tune and mods. In the end.....IT WILL MAKE POWER/TORQUE, BUT IT WILL CAUSE DAMAGE EVENTUALLY.
i have never seen anyone pass 300 hp on the m62 without nitrous----- show me sheets please
considering that reaching 300hp on the stock blower is one of the most challenging topics on this site......majority of people would say its near impossible without other power adders
Many of the engines making that big power on the smaller pulley have also been built to an extent ie pistons, valvetrain, ect... You can run a 2.5 if you want, but just put some money away for a new engine when it goes POP! You'll get more down low torque/ but you're sacraficing hp to make hp, if that makes sense, it offsets itself. There are good tuners on this site who've made solid power with very small pulleys, but they can monitor and tune everything themselves as needed, and that engine will fail prematurely, there's no way around it. That's basically the cliffnotes version of the 2.6 thread with the very little I actually know rolled into it
Many of the engines making that big power on the smaller pulley have also been built to an extent ie pistons, valvetrain, ect... You can run a 2.5 if you want, but just put some money away for a new engine when it goes POP! You'll get more down low torque/ but you're sacraficing hp to make hp, if that makes sense, it offsets itself. There are good tuners on this site who've made solid power with very small pulleys, but they can monitor and tune everything themselves as needed, and that engine will fail prematurely, there's no way around it. That's basically the cliffnotes version of the 2.6 thread with the very little I actually know rolled into it 

thank you for summing things up!
i agree to disagree. with a right tune and supporting mods. you can make 300. i strongly believe that. i know somebody on here has it, and if they ever speak up just ask for there exact mods... and i'm pretty sure thats all you have to copy to get the same...
but if you dont want nitrous...... 2.8, 60s, 2 step colder plugs, dual pass, cx racing h/e kit, option b, upgrade the ic pump, meth injection, cai, ported the m62, full 3" exhaust, and a ported/polished head with a great tune will slap that 300whp mark around easily.
A handful of people have broken 300whp with the M62. Use the search button if you don't believe me. It's not easy, but it is def. possible. Like rally said, you need a fantastic toon and every possible bolt-on, Plus some magic fairy dust. But with the right research, parts, and toon, it is very possible.
unfortunately most of the people on this forum are quick to call BS when someone talks about 300whp on the m62....... its pathetic actually. if they would just do the research and actually pay attention when the REAL TUNERS on this forum speak this subject wouldn't be such a massively retarded discussion.
unfortunately most of the people on this forum are quick to call BS when someone talks about 300whp on the m62....... its pathetic actually. if they would just do the research and actually pay attention when the REAL TUNERS on this forum speak this subject wouldn't be such a massively retarded discussion.
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