View Full Version : how to keep em running strong
foild1
11-13-2008, 12:37 AM
So.. it seems like people think the MSP engine is rather "brittle"... does anyone have any suggestions on how to keep em running strong? i.e. driving tips/do's &donts
Are they really this prone to breaking as everyone thinks? Are the rods really as crappy as everyone says?!
MSP2024
11-13-2008, 12:39 AM
if you up the boost a beat them then yes they are weak haha, just mod wisely and dont fuck with the boost to much and you will be fine
mspHtown
11-13-2008, 12:50 AM
regular maintenance
do not launch the car
do not over-redline
keep boosting to a minimum in 5th gear
do not sit in neutral and rev the shit out of the engine
dont drive like a bat out of hell 24/7
if you decide to increase the boost, make sure you have the correct supporting mods and a conservative tune.
MSP2024
11-13-2008, 12:51 AM
boosting a min in 5th explain why
HighwayUFO
11-13-2008, 01:55 AM
Because it really puts a lot of beat down on the motor. 5th in our cars is like overdrive, just for cruising. You can boost in fifth, for passing cars and what have you, but doing for no good reason will put undue load onto the motor.
MSP2024
11-13-2008, 02:01 AM
ahhh got ya thanks
zuku26
11-13-2008, 03:11 AM
Yeah I usually down shift to pass from 5th then when I get to the speed I want shift to 5th to keep it there. I'm usually going 80mph in 4th at around 4500 rpm. So I barely use 5th
solo.
11-13-2008, 12:11 PM
I boost 9psi regularly in 5th. But it will be from 4500rpm. :)
lanceam24
11-13-2008, 12:29 PM
i hardly ever boost in 5th, only when i have to. i might give downshifting to pass a try...
Patrickenator
11-13-2008, 12:36 PM
is it really just 5th that is the problem? or low RPMs in any gear? I guess no matter what there's more strain in 5th...noob question i know; but hey I just got the car 6 months ago...
Velocifero
11-13-2008, 12:42 PM
you're more likely to lean the car out in fifth gear boosting too.
terbow
11-13-2008, 12:42 PM
Boosting in low rpm is a huge load on the engine as well. If you gas it under 2000rpm its like having a car full of fat people with the ac on full.
boosting in 5th is high load as well and without ems it might lean out.
the best thing for the car is perform all maint on schedule and dont abuse it. Launching , even though is fun, will kill the diff, even once can do it in. You never know. Just enjoy the car for what it is , and what its built for and it will last.
Ricktalife
11-13-2008, 12:53 PM
If you gas it under 2000rpm its like having a car full of fat people with the ac on full.
rofl
tracknfield423
11-13-2008, 02:45 PM
there was a thread on here awhile back that talked about boosting in 5th and at low RPMs a lot. I know the low RPMs are not good but a good comparison for why boosting in 5th is not god is like riding a bike. . . think of how hard you have to peddle in 5th gear.
MSP2024
11-13-2008, 04:02 PM
what if your boosting with the rpms about 3.5 or 4k i tend to drive fast on road trips and didnt know boosting in 5th was bad
foild1
11-13-2008, 07:45 PM
ok.. so launching will kill the diff, I could expect that - and boosting too much in 5th, same thing. But, these cars are stock 7psi, right? Is upping the boost to say, 9PSI going to be a HUGE increase of wear on the engine? If it is tuned to about 11.5AFr, this is conservative and safe, is it not?
terbow
11-13-2008, 07:53 PM
ok.. so launching will kill the diff, I could expect that - and boosting too much in 5th, same thing. But, these cars are stock 7psi, right? Is upping the boost to say, 9PSI going to be a HUGE increase of wear on the engine? If it is tuned to about 11.5AFr, this is conservative and safe, is it not?
No one can really answer that but theres plenty of us running 10 psi daily. I tune mine to 11.5 as well. But we cant say if its safe or not but im a pretty firm believer if you have the supporting mods, and a good tune 10 psi is a reasonably safe bet. However i cant say if itll take the abuse of racing alot.
Realize that its not a turbo prepped engine. Its the same exact engine as the p5 and protege 2.0. So nothing is done in the way of stregthening to offset the extra load of a power adder.
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