Device used to meter gasoline (petrol) for an internal combustion engine. Still used on older and performance vehicles, but nearly made obsolete by electronic fuel injection systems on newer automobiles.

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3
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0answers
30 views

Retrofit Ford 460 For Fuel Injection

I have a '78 Pioneer Jet Boat with a Ford 460 Big Block V8 as the power plant. Right now it has a Holley carb on it. We just started toying with the idea of converting it from carbureted to fuel ...
0
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0answers
13 views

50cc scooter Carburetor help

Just got a new carburetor for my 50cc scooter and it has an extra hose it's under the manifold intake hoping someone can tell me where it's suppose to go
2
votes
1answer
53 views

What causes too much fuel for my Briggs and Stratton engine?

I recently bought a generator that uses a Briggs and Stratton 17hp Vanguard engine. Before purchasing the generator, it had not ran in several years. The fuel was stale and the oil needed to be ...
1
vote
0answers
36 views

What causes an engine idle to increase briefly?

I have an old twin cylinder motorcycle that I'm rebuilding and I need to tune/balance the carbs. I have them bench-balanced and reset the idle screw on both. Now it runs a lot better, but every 10-15 ...
0
votes
0answers
55 views

Why my bike shows petrol missing before 2000 RPM in all gears?

I am using Hero Karizma R (225cc, 5 gears). Recently I feel a missing in all gear befor 2000 RPM. Sometimes my bike turn off due to this missing. Usually it happens at 1st/2nd gears. After 2000 RPM ...
2
votes
3answers
267 views

Replacing carburator with EFI

My car has a carburetor which I want to change to an EFI. I want to know what are the possible challenges in doing so, what I can think of are: Finding a match of an EFI which seamlessly replaces ...
2
votes
1answer
75 views

What model carburetor is this? (Mikuni Corp)

Recently, my ATV (a 1997 Yamaha Big Bear 350 2x4) developed a carburetor issue where it would run rich. I took it to a mechanic who says that it needs a new carburetor. However, he was unable to find ...
2
votes
1answer
63 views

Carburettor jetting on installation of aftermarket air filter

I have a 150cc motorcycle and am planning to install an after market air filter(K&N) since the stock one was favoring fuel efficiency and not performance. The bike has a carburetor (Mikuni) not ...
3
votes
1answer
53 views

Lost torque on my Yamaha XVS650

I have a Yamaha DragStar 650 1999. I have a Highway Hawk exhaust and I removed the baffles. Now the exhaust is completely open. When the engine is cold I can start it only if I pull the acceleration ...
3
votes
1answer
31 views

Leaking, then not leaking, carburetor

My '59 Nash say for a few months (ok, a year). I recently got it running again by changing out the spark plugs and fuel filter. We let it run for awhile, then shut it down. That's when we noticed ...
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vote
1answer
65 views

1974 Ford Econoline E200 Van acts fuel starved after warm up

I have a 1974 Ford Econoline E200 Van with an 8 cylinder with the present symptoms: It starts and runs great, but once is warmed up, it feels like it is not injecting fuel. It loses power and slows ...
3
votes
1answer
112 views

Old gas in 2 cycle engine

I have a 2 stroked engine that sat for over 2 years. I drained the gas and can get it to turn over when I put starter fluid in the carb. it is blowing out a water substance from the muffler and cuts ...
5
votes
1answer
234 views

Does the air screw only affect the pilot jet?

I have a 2 stroke motorcycle, it's Kawasaki KR150. When I try to do some jetting on its carburetor (it's Keihin PWL26), I saw that there's an air screw. So now I've been wondering about this air ...
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votes
1answer
111 views

1998 Honda xr650l starting problem

I have a 98 Honda xr650l it won't start ,it only starts when we attach a fuel pump to it(easily).when the fuel pump is removed it won't start again but it's not made to use a fuel pump we took down d ...
1
vote
1answer
83 views

Carburettor Cleaner Additive? how good are they

I'm just wondering whether anyone has any experience with fuel additives that clean injectors and carburetors. I have an old motorcycle that starts, but can't keep it self running for long before it ...
1
vote
0answers
80 views

Inverting the A/C VSV Switch

I bought a 2E Carburetor for my 4G13 Engine. My Problem is that 2E Carburetor Idle Up A/C Vacuum Actuator needs vacuum when the engine is on and when the A/C is On, the idle up vsv will be Off (or no ...
6
votes
1answer
157 views

Old Briggs Dies After Running / Tilt Kills

I've got an old (1988) 8HP Briggs & Stratton engine (195422-0751-01) on a leaf blower with some problems. Symptoms: After ~10 minutes of running okay, (choke open, 1/3 to 1/2 throttle), it ...
3
votes
2answers
431 views

Carburetor question, attempting snowblower repair

I have a Craftsman Snowblower, model 247.889702. Unit is a few years old, and I can't get it to start. Unfortunately, I left gas in it one winter and over the summer and of course when I tried to get ...
2
votes
1answer
81 views

Why does the bike idle lower after balancing carburettors?

I have just balanced my bike's carburettors (they were initially way out of sync) it idles lower and seems to smoke more when I rev it (smells rich). Returning it to it's previous out of sync setting ...
3
votes
2answers
853 views

High altitude adjusment for carb 4stroke. (honda xr650l)

Hi I am having some problems with my honda xr650l (1995). During acceleration I experience a sort of stuttering loss in power. Almost the same feeling as runnning out of gas in the main tank. but the ...
3
votes
1answer
193 views

What does the Carburetor Secondary Venturi Do?

We know that on the left side is the primary Venturi where air and fuel mix together. On the right side is the secondary Venturi. What is the role of the secondary Venturi? Thanks in Advance
0
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3answers
195 views

How to increase fuel economy

What is the normal fuel consumption for carburetor type Toyota 3A engine? My 1986 Toyota Carina AT 150 car gives 11 km/l in city and 14 km/l on highways. How can I increase it more? Please advise.... ...
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2answers
739 views

One cylinder not firing, GSX R 750 W

What could be possible reasons that one of the four cylinders (the left or first one) is not working? It was working before, than it did not, then it did again and now not again. I was able to start ...
2
votes
1answer
1k views

Briggs-Stratton Lawnmower motor losing power

My Toro lawnmower featuring a Briggs-Stratton 7.25HP motor has been losing power lately. It is about 2 years old and I've used the maintenance kit (spark plug, air filter, oil, & fuel treatment) ...
0
votes
1answer
74 views

Can I install nano fuel economizer for carb type toyota 3A engine?

Can I install nano fuel economizer for carb type toyota 3A engine? Will it help to improve fuel consumption of my car without any issue?
0
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1answer
292 views

what is the advantage of octane 90 petrol vs octane 95? how it effect to fuel consumtion of a car? [duplicate]

i need to know about advantages of octane 90 petrol VS octane 95 or unleaded. how it effect to fuel consumption of a car?
2
votes
1answer
398 views

How to determine what carburetors will be compatible with a motorcycle?

What are the parameters to determine whether or not motorcycle carbs are compatible with a certain engine? Is it just the size? For example, I have a 1978 Suzuki GS1000 with Mikuni carbs, and it's ...
4
votes
1answer
1k views

Kawasaki ZZR600 - Engine idles ok. Choke ok. Cuts out when open throttle. Possible causes?

I have a 20 year old Kawasaki ZZR600. She was running fine in December. I didn't ride her for a few weeks in January. Left the battery on maintenance trickle charge. A few weeks or so ago I fired her ...
2
votes
1answer
103 views

What is the right way to attach the Micarb to the engine head of my Enfield Bullet 500?

Before an upgrade to a new Hitchcock conical air filter, the carburetor was held in place by both the original (massive) air filter and the rubber manifold attached to the engine head, and it was ...
0
votes
3answers
326 views

Mercedes W123 engine “jumpy” when cold

I have a weird problem with the engine of my W123 (the engine is gasoline, 2L, 80kW with a Stromberg 175CDT carb). When the engine is cold (less than ~50C or so), it acts weird. When I want to ...
1
vote
1answer
184 views

Swapping the carbs on my ducati m600

The mixer screws are totally seized on the carbs of my 1994 ducati m600, I have found a good set of carbs from a 1997 m600 but will they fit my bike?
2
votes
1answer
325 views

Squeal (vacuum leak?) and high idle after rebuilding carbs on '82 Yamaha XJ 750 Maxim

I've got an '82 Yamaha XJ 750 Maxim. I rebuilt the carburetors this weekend, and after putting it back together, it seems like it's got a vacuum leak. There's a loud squeal every time a cylinder ...
2
votes
2answers
238 views

SB350 cutout at freeway speed, revs fine in neutral

Was hoping someone could help me out with an issue I'm having since I'm running of ideas... In case it helps, its a 71 Nova with a small block 350. Carbuerated and HEI, without any computer chips or ...
1
vote
1answer
4k views

Carburetted motorcycle stalls when accelerator is applied

My father has 1995 Kawasaki VN 800 Vulcan with low kilometrage (18 000, 11 000 miles). We had installed new Vance & Hines pipes on it (in hindsight, way, way too loud, but that’s beside the point, ...
5
votes
1answer
583 views

How do I prime a carburetor safely?

I have an old Falcon that's been sitting for six months and won't start. The battery is fine -- I'm pretty sure the issue is that the gas in the carb has evaporated. As I understand it, the solution ...
2
votes
1answer
255 views

Moped bike motor problem carburetor

I have tried many technicians but none have solved my problem. I had problems in the past past, but one day my bike started to make a noise while opening the throttle when cold after about 50km/h ...
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votes
2answers
2k views

Hesitation and backfiring on sudden acelleration when warm

I have an old Mitsubishi Triton Utility 1993. It has a 4g54 4 cyl petrol engine with a carby. No computers or anything like that to check error codes. If you press down on the accelerator quickly the ...
3
votes
2answers
4k views

Motorcycle popping on acceleration

I have a 1975 Honda XL250 that I bought earlier this summer. Up until recently its been running great. It was leaking a little gas, but nothing too serious. When it started to get worse, I opened up ...
2
votes
1answer
50 views

Four-body carbs regulation.

I would like to adjust four-body carbs by myself, in order to avoid spent money every time. What are the basic rules, tools and secrets of many body carbs regulation?
1
vote
2answers
755 views

What can cause a 1973 BMW 2002 stock solex carburetor to idle badly but run well at high RPMs?

When the engine revs are high it runs well, the air adjuster screw is set at recommended setting (1.5 turns) and at low rpms the engine sputters out, but isn't flooding. I've tried a replacement carb ...
1
vote
1answer
460 views

How to let off the carburetors of a 1993 Suzuki GSX-R 1100 for winter storage?

My '93 Gixxer is in the shed for winter. I had it fully tanked, the shed is (moderately) warm, and every couple of weeks I attach a trickle charger to its battery. However, I know that there is still ...
1
vote
2answers
980 views

Aprillia Pegaso 650 won't start after cleaning carbs, what might be wrong?

I've got a '99 Pegaso 650 which has been sitting idle for about 7 years. The carbs were quite bad shape when I got it. The first time I cleaned the carbs I was able to get the bike started but it ...
3
votes
1answer
546 views

Why do NASCAR (Sprint) cars still use carburetors?

The wikipedia entry for carburetor tells me that the last US domestic carburetted engines were produced in the early to mid-90's. So why does NASCAR still use them? Are they easier to build, repair, ...
4
votes
2answers
1k views

Ducati Monster M600 - Engine Vibration/Cold Cylinder

I have a 1995 Ducati Monster M600. Recently I noticed an engine vibration and whilst trying to figure it out I noticed that the horizontal cylinder exhaust is hot (hot enough to burn leather gloves) ...
4
votes
3answers
2k views

Motorcycle Leaking Fuel (1999 CBR600 F4)

Just fired up my motorcycle after 3 years in storage. Changed the oil and replaced the fuel in the tank. It starts easily. It is leaking fuel from somewhere under the gas tank. The engine has a ...
4
votes
3answers
38k views

Symptoms of Lean or Rich carb settings on a motorcycle

I have a 1981 Yamaha XS650. I recently put in K&N stock replacement filter (ie, they are in the airbox and conform to the size of the original), however they may be leading to a leaner mixture ...
8
votes
3answers
2k views

How do you get the carburetors out of a 1983 Kawasaki KZ1000 P?

It's a 4-cylinder engine, and the carbs are really wedged in there. The best way I know is to loosen the boots on both sides, pull the carbs back, and try to slip them out sideways, but what a pain! ...