I normallly shift right before 3000rpm because any higher than that, I hear the engine starting to roar. For some reason, I think maybe because I'm paranoid, the loudness makes me think I'm hurting the engine. But if a civic with an exhaust, 4th to 2nd
Originally posted by Shukuchi_SH I normallly shift right before 3000rpm because any higher than that, I hear the engine starting to roar. For some reason, I think maybe because I'm paranoid, the loudness makes me think I'm hurting the engine. But if a civic with an exhaust, 4th to 2nd
I thought like this too...but after getting passed by everyone and their mother in traffic, and almost being rear ended numerous times, I've begun shifting at 3.5-4k
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If it didn't rattle, would it be a Prelude??
Originally posted by Prelude UK I normally change at about 2000 - 2500.
Driving at low revs, about 1000 - 1500 rpm, can that cause any probs?
i dont know if it will cause any problems but your engine has to work harder if you shift at lower rpms and you try to accel
i usally shift anywhere from 3k-4k
__________________ 98 Honda Prelude TypeSH
Diamond Pearl White
AEM CAI w/By-Pass, Thermal R&D Exhaust, Rota Subzeros 17x7.5, H&R Race Springs, Neuspeed/Koni Shocks, ST Rear Sway Bar, OEM Front Lip, OEM Side Skirts, Mugen Rear Skirt, Leather Interior, 50% Tint, Sparco Racing Pedals, Clear Corners, 2 12" Infinity Perfects, JBL BP 1200.1, 1 Farad Digital Cap, Dynamat, Remote Start
Ok, so it seems my shifting (@3.5 - 4.5K) is not like granny driving. I was afraid that I really was when someone tell me that the driving style I have. Well, maybe it is refer to something else.
I will find out later.
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1999 Prelude 5spd
Premium Pearl White
0-60 6.7s 1/4 15.1@93.6
usually between 3-3.5... but im workin with an ss...
also about the low rpm thing. i would assume that it wouldnt be to bad for anything as long as you arent tryin to put a strain on your tranny by tryin to accel at a super low rpm. then i would imagine it would strain yo tranny.
Originally posted by Prelude UK I normally change at about 2000 - 2500.
Driving at low revs, about 1000 - 1500 rpm, can that cause any probs?
YES. Consider for a moment where the engine produces most of it's power (torque and HP); check out a dyno sheet or just look at the specs (200HP@7000rpm and 156lb-ft@5300rpm). Now if you always drive around 2000 to 2500 is the engine producing much power? No. And it produces even less at 1000 to 1500rpm. So when you accelerate at those low engine speeds you are putting tremendous stress on the oil seals, crankshaft journals, etc. This is not doing the engine a favour and creating excesive heat and wear.
Imagine if someone told you to run a race (a marathon or any other run) bent over and not being able to stretch your legs out on each stride. That's exactly what your asking your engine to do when you lug it at 1000-2500 to try to speed up.
Originally posted by Prelude UK I normally change at about 2000 - 2500.
Driving at low revs, about 1000 - 1500 rpm, can that cause any probs?
how can you shift at only 1-1.5?! doesn't your car idle in that area? I know that mine idles at like 1250....I don't know what it would idle at with pullies on cuz I haven't put mine on yet (at least I have them ready to go on ) what does your car idle at? I can't see shifting at anything less than 3k....even in auto on an SS, it doesn't shift lower than 3k. I drive my car hard tho, so I'm always shifting higher than that.
If I remember rightly, my car idles at about 1000 RPM. Generally I change gear at about 2500 RPM. But as I said, I can quite easily cruise along in a 30 MPH zone in 5th gear.
As with all Preludes, power is at the high end, so if I want to accelerate quickly, I need to change down a gear or two (usually two).
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