About gasoline, diesel and other fuels.

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4
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1answer
187 views

Fuel leaking out of drain tube

I just purchased a 1985 Suzuki gs300l. When I put gas in the tank it immediately started pouring out the drain tube that is connected to the air box. What is wrong and how can I fix it?
1
vote
2answers
328 views

Motorcycle with EFI not starting well

I have a 2012 Kawasaki W800. On cold mornings it is difficult to start - it turns over quite a few times before it catches. This is compared to my old carburettor bike which started instantly with the ...
2
votes
3answers
114 views

Why does my gas not fill all the way?

Same as the title. I have filled twice, different stations, both fill to just over 3/4 and stop. I am not sure if this is the gauge or something with whatever magic tells the pump to stop. Is there ...
5
votes
2answers
211 views

1993 Jeep stalls on acceleration, floods, hard to start

My 1993 Jeep Wrangler has about 200,000 miles, in good shape. It usually starts right up, but it's started intermittently flooding, so that I have to crank and crank with the accelerator all the way ...
3
votes
5answers
587 views

2007 prius premium gas or not?

I have a 2007 prius with around 125000 miles. my mileage dropped about a year ago. I had the fuel jets cleaned, but it didn't really make a difference. the dealer shop said it probably was the ...
10
votes
6answers
6k views

How to properly dispose of old fuel?

I have some old 2 stroke mixed gas I need to get rid of. This could also apply to old fuel removed from a sitting car or any vehicle for that matter. What is the proper way to dispose of this? Are ...
2
votes
1answer
100 views

What is the difference between an intake manifold and a fuel rail?

I have read that intake manifolds distribute the fuel evenly to all the fuel injectors-- but then I read that the fuel rail did that exact same thing. So obviously I'm missing something. Help!
6
votes
2answers
8k views

Why should the fuel petcock valve be turned to “Off” position when not using the vehicle?

It’s mentioned in the user manual of my motorbike, that when not using the vehicle, I should turn the petrol tap (the one that has three positions “On”, “Off” and “Reserve”) to “Off” position. I don’t ...
9
votes
7answers
7k views

Diesel vs Petrol motorcars. Pro's and cons?

I realize this may be a silly question to those of you on here who are proper petrol-heads and this may even be a repeat question, but I could not find anything on it on here, so here goes: What are ...
1
vote
1answer
188 views

Engine reving and stalls after filling gas tank

Whenever I fill my car with gas, when I start my car the rpms start jumping and the car sometimes stalls. It's not from over filling because it happens even after adding only a few gallons.
3
votes
1answer
453 views

Add 2 stroke oil to a 4 stroke petrol engine during burn-in period

I'm planning to get a new petrol (gasoline) car soon. A friend of mine, who worked as a motorbike mechanic when he was young, told me he puts a small quantity (125 ml / 4 oz) of 2 stroke oil in the ...
1
vote
2answers
498 views

how to increase mileage of petrol to match with diesel car

My relatives bought a diesel car and I found out that their gas mileage is better than my petrol gas mileage. Now, the price of petrol is soaring. Can I increase my mileage to match their gas mileage? ...
2
votes
3answers
69 views

Alternate fuel for motor cyce

In some countries, Government mixes ethanol with petrol & diesel and distributes it to their consumers. This will save some of their imports. My question is Can I blend petrol with Zatropha ...
1
vote
3answers
180 views

recommended driving speed for maximum fuel efficiency

what is the recommended driving speed for a petrol car with manual transmission to have maximum fuel efficiency? in India AFAIK it is 60 Kmph
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vote
2answers
129 views

How dangerous is it to carry oil/gasoil/gas at the back of one's car?

Does it present incredible risks in case of accident ?
1
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2answers
561 views

How much efficiency is robbed from 'pumping loss,' if any?

I'm specifically referring to the loss due to the pistons pulling air through a mostly closed throttle while cruising at highway speeds in a gasoline engine. To give an example, I've always wondered ...
4
votes
2answers
660 views

2010 Toyota Corolla - pumping gas - the gas pump kicks off constantally

In another forum someone said "Screen down the fillneck may be partialy plugged up with matter." Is this something a neophyte can change or fix himself, or should I take it to an auto shop? How can I ...
3
votes
3answers
527 views

Is it feasible to Turbo a NA engine while maintaining 87 AKI octane fuel use?

I initially thought there should be a way to bolt on a small aftermarket turbo onto my naturally-aspirated Honda D17A2 (9.9:1 compression ratio) engine in my EM2 Civic EX without having to switch from ...
4
votes
2answers
3k views

Why does my engine perform poorly and get bad gas mileage after using fuel injector cleaner?

At the advice of someone at a local auto parts shop, I poured a bottle of fuel injector cleaner into my gas tank. This happened around the same time that I had a brake job done and rotated my tires. ...
2
votes
3answers
519 views

leak in rear-left of 1998 Honda CRV

I have a Honda CRV which is parked on a very very slight hill, nose up. There is a small puddle just inside of the rear-left wheel that smells like gasoline. When I crawl up under I can see some ...
2
votes
3answers
1k views

How can increase the fuel-efficiency of my vespa bike?

My factory Vespa bike can travel around 150 KM with its 200 CC engine and 8 lt. of gasoline. What are the suggested modifications to increase the fuel efficiency that one refill will cover? Without ...
2
votes
1answer
280 views

Refueling 2004 Toyota Corolla S Causes Problematic Starting

We've got a 2004 Toyota Corolla 'S' that, ever since we acquired it years ago, has problems starting when it is refueled. Basically, the engine will crank for a few seconds before finally taking off. ...
0
votes
0answers
136 views

Do products like Redex work? [duplicate]

Possible Duplicate: Are fuel system cleaners (like Gumout) worth using regularly? Do products like Redex, which state that they "[help] to stop harmful deposits build up on the carburettor ...
3
votes
1answer
158 views

Cleaning a Jerrycan

I have a couple of 10 Litre steel jerrycans which I used for draining kerosene (UN1223 28sec burning oil) from a tank. After disposing of the kerosene I left the open jerrycans upside down over some ...
9
votes
3answers
6k views

How do I safely siphon gas from a tank?

Our 2003 Windstar was recently totaled in an accident (everybody's ok). This happened the day after we filled the tank. Before we hand over the car to the insurance, we'd like to get the fuel out of ...
5
votes
2answers
891 views

Car is sluggish, jerking and idles rough.

I have a VW Polo Classic, 1.6L. Just recently it started to be slightly jerky when in idle and whilst driving. There is also a loss of power, a strong fuel smell, and sounding slightly like a VW ...
6
votes
4answers
971 views

Subsitute for Leaded Gas

I have an old '73 240-Z that I am fixing up in class. Once I get it running, will I need to add something to the gas? I know that old cars ran on leaded fuel, the lead lubricating the parts as it ...
1
vote
3answers
215 views

Fuel efficiency and altitude

So a few months ago I moved from Colorado (~6400ft above sea level) to Florida (~10ft above sea level). Immediately after I moved the fuel efficiency in my car dropped significantly. Previously I was ...
3
votes
2answers
118 views

Can I use 10% ethanol gasoline on equipment that recommends against it?

Not as simple as the title suggests.. I wouldn't hesitate to drive a few more miles to find ethanol-free gas for the snow blower and generator, but there is none to be found. After looking around ...
2
votes
1answer
179 views

Starting the car with dis-functioning fuel pump

I have mazda 6 diesel 2003 136hp and a problem with a fuel pump. It seems that the suction control valve (SCV) needs to be replaced. The problem is that the car will not start and I have to go to ...
3
votes
2answers
708 views

Marine Diesel fuel filter vacuum gauge spiked — filters are new

I've got an 80-HP marine diesel engine (in a sailboat, naturally). I've got a the Parker/Racor 75500MAX dual fuel filter system with an attached vacuum gauge to monitor resistance. For the first few ...
5
votes
3answers
135 views

I'm looking to buy a new car and I'm wondering what does more damage on a car: time or miles?

So the title is pretty self explanatory. I'm looking at getting a minivan, and there is a 2011 model with 50k miles, and a 2008 model with like 30k miles. What's better? Is it better to have ...
-1
votes
1answer
170 views

Best brand of premium gas? [closed]

I just bought a car with a turbo engine that requires 91 premium gas. Out of the major gasoline companies like Shell, Chevron, BP, etc., is there one in particular that is better than the others that ...
4
votes
1answer
848 views

Is there a standard for how much fuel is left in the tank when the meter reads empty?

I know this question is very similar, but I am specifically talking about the fuel gauge and not an indicator light. Almost every car I've owned could run for quite a while with the fuel gauge reading ...
2
votes
1answer
213 views

Power Inverters as Emergency Generators?

After being hit by Hurricane Irene last week, I happened to loose power for literally one week so rather than rely completely on batteries and being a nomad, I used my Cobra 400 watt power inverter ...
3
votes
3answers
3k views

Determining how many miles can be covered on full tank [closed]

I'm interested in the following cars, but the questions apply equally well to any car: Audi TT Lexus IS 200 (SE or not?) I'm finding it difficult to determine the following: How do I figure out ...
3
votes
2answers
331 views

What is E85 gasoline and how can I avoid it?

My new mower says not to use E85 gasoline. What is E85 gasoline, why should I avoid it, and how do I know if I'm buying it?
2
votes
2answers
291 views

2003 Nissan 350 Z won't accelerate

We own a Nissan 350 Z and this morning it would not start. It would turn over but it wouldn't fire. After pulsing the gas a little bit it would start but then letting off the gas would cause it to ...
1
vote
1answer
1k views

car sputters when accelerating and idle

I have a 1995 BMW 525i when accelerating car seems to sputter, but as you get up to speed and cruise its fine. I think it might be the fuel injectors. Where should I start?
5
votes
4answers
217 views

Is it even possible to buy gasoline anymore that does not contain ethanol in the US?

I can't remember the last time I went to a gas station and it didn't have a notice that the gas contained some quantity of ethanol. As I understand it, ethanol is harder on my engine than regular ...
3
votes
1answer
1k views

Is it possible to use biodiesel in a BMW 335d if I remove the DPF and remap the ECU?

The new (2009-current) BMW 335d sells in the U.S. with a DPF to reduce emissions, but which prevents the use of biodiesel. I've read about people removing the DPF and re-mapping their ECU to get ...
7
votes
1answer
519 views

how can I measure the amount of fuel injected into a diesel engine in real time in a purely mechanic pre-OBD vehicle?

This is a Mercedes-Benz 308D van, year 1992, model 602.316. Pre-OBD, no electronics of any sort, everything is purely mechanical. I would like to retrofit a system which would measure the precise ...
4
votes
1answer
399 views

1997 Geo Metro dies after driving for a short time. What next in diagnosing culprit

Back Story: I recently took my Geo Metro on a road trip. 2700 miles of road trip. The first 800 mile nothing happened. Then going up a hill it died, dropped from 75 mph to 55 mph then the engine ...
5
votes
2answers
1k views

How to know how much fuel is left when the light turns on

In general, where can one find information about the quantity of fuel that is left in the vehicle's tank when the warning light turns on? More specifically, in a Suzuki Swift GLX (auto) 2010 model?
5
votes
1answer
1k views

Difference between high octane and low octane?

What is the difference between high octane and low octane fuel? I'm not asking if one is better than the other for my vehicle, specifically, but rather what occurs differently both scientifically and ...
2
votes
1answer
357 views

What damage could Gasoline “95E10” do to my Yaris?

In Europe, the standard was to have 95e5 fuel (RON 95 gasoline with 5% ethanol). New guidlines however, make that countries are switching to selling 95e10 (10% ethanol). Finland e.g. (where I live) ...
2
votes
1answer
193 views

Do I really need to use that expensive grade of fuel? [duplicate]

Possible Duplicate: What are the benefits of premium (high octane) petrol? The owner's manual that comes with my car says that I should use the more expensive higher octane fuel for the ...
9
votes
1answer
2k views

how to optimize fuel consumption by changing the rear differential ratio?

Is it possible to improve the fuel consumption (decrease it) in my van by changing the rear differential ratio? I would like to optimize it for low-speed driving about 40 km/h (25 mph). Is it true ...