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Motoring For Dummies - All Your Car & Driving Questions Answered H


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  • 4 weeks later...
I may be wrong but AFAIK most if not all vehicles with twin exhausts have v-type engines or horizontally opposed piston arrangements. Inline engines like most japanese makes only have single exhausts.

 

What about Honda S2000 and Acura TSX ? They both have dual exhaust coming out of the factory. It all depends on the manufacturer. To me having dual for a small car is more weight. No advantage. If it were a V-8 or V-6 then it helps with exhaust flow.

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  • 1 month later...

stock exhaust system is more on street use.. lolo na un headers desinged for good back pressure for low end.. maluwag na exhaust would definitely give you more performance pero that's on higher rev, kung masyadong maluwag naman mababawasan ka ng low end. a good 4-2-1 headers then slightly bigger exhaust would give you a reasonable performance considering ok pa din pang everyday.. so no matter 2 exhaust o 4 exhaust, e depende na yan sa size kung tama ba computation.. pero based on my experience, an exhaust system na 4-2-1 might good for the street, low-mid and onteng high range performance, iba pa din ang 4-1 headers free flow exhaust sa high rpm.. ung 4-2-1 ko only good up to 6500rpm, then there's no more increase in power, nasasakal na.. pero i've seen cars with similar setup tuloy pa din increase ng hatak up to 7000+rpm.. up to 8500rpm pa nga ok pa din.. so i guess i'd go for 4-1 nlng, no worries sa low end since bawi naman ng shorter gear ratio ko ang torque sa low end..

 

also tried in my stock tamaraw fx to remove the exhaust pipe, so natitira lang stock headers, malaking increase in performance, and laki din tinipid sa gas (laki din ng ingay), from 5.5km/L naging 7.5-8km/L city driving, may mga hataw2 pa un dahil ganda ng tunog pag high rpm ng headers lng.. kkaiba ;)

proved that factory settings are not always the best option.. with a simple change lng sa exhaust system, ang 7k ng fx could definitely have more power and still have better fuel economy..

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there's always a room for improvement for every design.. that's why we have aftermarket tuners, even car companies have their own tuning dep't.. making better intakes, better exhaust, etc.. each part designed for a purpose, whether street, race, turbo, NA, etc..

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  • 3 weeks later...

hello. i'm a newbie pickup owner (isuzu dmax) so please bear with me.

 

i have two questions.

 

1. i read sa manual you have to step on the clutch before starting the ignition (even if the pickup is on neutral). is it really necessary?

 

2. when starting daw a deisel engine like dmax, we have to wait several minutes for the engine to get warm before driving it? how long exactly? and gaano katagal di napa andar ang pickup before performing this 'ritual' again?

 

thanks talaga sa tulong and sorry if medyo 'dumb' ang mga questions ko. if there are also links to websites na me tips how to take proper care of my dmax, i'd really appreciate it.

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hello. i'm a newbie pickup owner (isuzu dmax) so please bear with me.

 

i have two questions.

 

1. i read sa manual you have to step on the clutch before starting the ignition (even if the pickup is on neutral). is it really necessary?

 

2. when starting daw a deisel engine like dmax, we have to wait several minutes for the engine to get warm before driving it? how long exactly? and gaano katagal di napa andar ang pickup before performing this 'ritual' again?

 

thanks talaga sa tulong and sorry if medyo 'dumb' ang mga questions ko. if there are also links to websites na me tips how to take proper care of my dmax, i'd really appreciate it.

 

hello! having a new car is a great feeling. hope this helps:

 

1. yes you have to step on the clutch for the pick up to start. its a built in safety device to ensure that it won't jerk forward when you turn the start key while in gear.

 

2. you don't have to wait to drive your pickup, just don't drive fast at first because it needs time to warm up.

 

tsikot.com is a great site for people who love cars. there's an isuzu club there i think

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  • 4 weeks later...

I do have a 96 Sentra Series 3, I do have a problem where while driving, namamatay yung car, but fortunately I can start it again. But while driving, namamatay ulit, especially when I go neutral... I have a new battery and changed alternators. It happens when the aircon is ON and also at night when my headlights are also ON. But there are instances that it does not happen. May I ask what seems to be the problem?? Thanks a lot.

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hello! having a new car is a great feeling. hope this helps:

 

 

2. you don't have to wait to drive your pickup, just don't drive fast at first because it needs time to warm up.

 

add ko lang.. the real reason for this practice is for the oil to have sufficient time to spread sa engine.. warming up (heat) makes the oil thinner therefore allowing it to spread better. kasi when you rev it high right away friction in the engine will cause more wear and tear so iiksi buhay ng engine..

 

I do have a 96 Sentra Series 3, I do have a problem where while driving, namamatay yung car, but fortunately I can start it again. But while driving, namamatay ulit, especially when I go neutral... I have a new battery and changed alternators. It happens when the aircon is ON and also at night when my headlights are also ON. But there are instances that it does not happen. May I ask what seems to be the problem?? Thanks a lot.

 

check your groundings. may maluwag lang dyan..

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