HSR 48 is the preferred one for racing motorcycles. HSR series has flat-slide throttle with roller bearings and accelerator pump. Mikuni RS Series carburetors are designed and built for in-line four-cylinder engines of performance motorcycles and come with radial flat slides for throttling. Mikuni RS series carburetors are available in sizes 34, 36, 38, and 40 mm. Mikuni RS series carburetors have push-pull type throttle assembly to assure positive closing of the carburetor throttle slides for high-performance racing engines.
TMX series carburetors of 35 mm bore size are used for cc race engines whereas 38 mm bore size is used for cc race engines. Mikuni TM Series carburetors have flat slide throttles and are available in sizes 24, 28, 32, 33, 34, 36, 38, and 40 mm. VM series carburettors come in sizes 18, 20, 22, 24, 26, 30, 32, 34, 36, 38 and Mikuni has got Super BN series Carburetors specially designed for high horsepower racing watercraft.
Mikuni carburetors are the products of Mikuni Corporation, Japan and they are in the field of carburetors and other automotive-related products for more than 60 years. They are well known and are one of the leading manufacturers in this field.
This subsidiary was formed in However, there may be some Mikuni carburetors supplied as OEM original equipment manufacturer to motorcycle manufacturers for on-road and city use. Mikuni Carburetors which are not designated as C. California Air Resource Board cannot be fitted on motorcycles that are intended to be used in towns or on freeways in the state of California and other states with similar restrictions on pollution control.
Mikuni carburetors are mainly sold and used for off-road ATVs and racing purposes only. Because of this, Mikuni carbs should be replaced or repaired by the authorized dealer of Mikuni or by an experienced mechanic trained in Mikuni carburetors. Hi I have a Mikuni carb on my 2stroke scooter which is a model called either a cracker or an explorer 50cc, but I have looked on so many sites , to try and find one that is or looks the same.
This is not only applies to rebuild kits. Mikuni products carburetors for all types of vehicles and watercraft, fuel bodies, fuel and oil pumps not shown on this site are generally made under contract for motorcycle companies or others, who in the case of carburetors, through the years design their own units to meet emission laws or other specific needs they may have.
When this happens they pay for the factory to make their required tooling which they then own. After exhausting all avenues is when you may need to start looking at retro fitting what we have available if feasible. To have one of these such items reproduced if allowable, a minimum run of units is applicable. Yes if we determine that there may be a chance that we can match it, but you must include a pre-paid self addressed post bag for the items return, and an email address for us to contact you.
We do not measure needles to look for close matching items. Other versions of the same looking TM and VM carbs to ours have through the years been manufactured by the factory for different bike manufacturers and are quite often of slightly different design and intended to only run on a specific application, hence the stories you hear when people have trouble getting old two stroke carbs to work on four strokes.
Obviously correct jetting is essential for Australian conditions and fuel. American fuel has around a 4 month shelf life before going off in the fuel bowl, hence the popularity of carb rebuild kits in the USA.
Our Fuel comes from Singapore and has totally different burn and shelf life characteristics. A full re-jet can be expected. Yes we have hundreds of different jetting set ups and generally for a set price will supply carbs fitted with recommended jets, after 25 plus years of doing this we are good at getting it right but can not guarantee that we will be correct first time every time.
It has the power to improve throttle control which is desirable to the rider. A time comes when you need to replace your carburetor, adjust it or even rebuild it. You could leave the work to the professionals at the dealership or choose to do it yourself. While there are tutorials on how to do this, the first thing that you need to identify is which type of carb you have. Once you have this covered, everything else will fall into place much easier.
A Mikuni carburetor, like any other carburetor, is a mechanical device. It works in motorcycles to combine air and fuel within the internal combustion engine. Its primary job is to control air flow into the engine. During this controlling process, the air pressure within the engine is determined by the speed at which the air enters the combustion engine.
The unique thing about Mikuni carburetors is that they are manufactured in Japan and consequently used in Kawasaki, Honda, Yamaha and other Japanese motorcycles. There are a number of advantages to be enjoyed from using Mikuni carburetors. The first is that it drastically improves throttle response.
It does work best with a stock motor. Secondly, it is easier to tune and does not force you to pay extra to get a professional to do it for you as you can do it yourself. Thirdly, it makes the motorcycle much easier to start which many enjoy. In general, the Mikuni carburetor drastically improves the performance of your motorcycle.
While this is not a problem in itself, some people do not like this noise. To be fair, some motorcyclists actually like this noise and consider it a part of their riding experience. This carburetor promises to help your engine reach its full potential. The compact design fits like stock and employs a simple bolt-on application. It comes with instructions so you need not worry about being able to bolt it on.
You do not have to pay a professional at your dealership just to install the Mikuni HSR 42 mm. This carb is compatible with all Harley Twin Cams from to It can be found on Amazon here. This carb is designed to fit a number of Harley Davidson motorcycles, from to , some of which I wrote about here.
It has a flat side throttle and roller bearings. It is available in 42 and 45 mm throttle bores that are supposed to be used with mild or highly modified engines and stock. The carb also has an accelerator pump technology.
This technology allows the carburetor to deliver high quality performance from idle to wide open throttles. Additionally, the HSR 45 air cleaner, jets, cables and breather come in an aluminum finish. They are also interchangeable.
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