When to start a Harley Davidson CV carburetor?
The mixture screw or EZ-Just is the key to proper tuning. These tuning steps apply to all Harley CV carbs from 1989 to present that use the CV 40mm style Harley Davidson carburetor but also apply to the CVK40 found on other models. Always start with a fresh set of spark plugs when tuning.
How do you kick start an old Harley Davidson?
Usually it was controlled by a cable from the left-hand grip to the distributor. To start a bike with a manual advance, such as an old Linkert-equipped Harley, try the following. With ignition off, turn the gas on, full choke, and retard the timer (twist left-hand grip). Give two full kicks, one click off on choke, then turn on the ignition switch.
Where is the mixture screw on a Harley CV carburetor?
The CV style Harley carburetor has a small cylindrical tower protruding from the bottom rear of the spigot (behind the bowl). The tower is plugged with a soft metal insert covering the mixture screw. Gaining access to this screw is key to fine tuning and must be remove.
Do you have to remove the carburetor when tuning a Harley?
Always start with a fresh set of spark plugs when tuning. The carburetor will need to be removed from the manifold so refer to your factory shop manual for this procedure. With the carburetor removed, place upside down on a sturdy work surface.
Are there any Sportster carburetors left in stock?
Only 12 left in stock – order soon. . . Only 1 left in stock – order soon. . Only 10 left in stock – order soon. . Only 1 left in stock – order soon.
The mixture screw or EZ-Just is the key to proper tuning. These tuning steps apply to all Harley CV carbs from 1989 to present that use the CV 40mm style Harley Davidson carburetor but also apply to the CVK40 found on other models. Always start with a fresh set of spark plugs when tuning.
Always start with a fresh set of spark plugs when tuning. The carburetor will need to be removed from the manifold so refer to your factory shop manual for this procedure. With the carburetor removed, place upside down on a sturdy work surface.
How big is a 1988 Harley Davidson carburetor?
KEIHIN CARBURETOR MAIN JET SIZES 1988 TO 2006 Year 1988 Engine 883 – Jet Size 170 (California 165) Year 1988 Engine 1200 – Jet Size 200 (California 180) Year 1989-1991 Engine 883 – Jet Size 175 (California 155) Year 1989-1991 Engine 1200 – Jet Size 175 (California 160) Year 1992-1994 Engine 883 – Jet Size 160
Is there an idle speed screw for a Harley CV?
Write a review CVP’s stainless steel idle speed screw for Harley CV and Keihin butterfly style carburetors. Now adjust your idle speed by hand without the need for a screwdriver. High quality single piece stainless steel construction guarantees durability and resistance to corrosion.
What to do when your CV carburetor is not working?
If unable to find the low adjustment point where the idle slows, simply set the screw at 1-3/4 turns out and proceed to the next step. If the engine will not idle on its own during this procedure, adjust the idle set screw on the throttle side of the carburetor until it idles correctly.
Where is idle mixture screw on Harley CV carburetor?
Locate the idle mixture screw on the bottom outlet side of the carburetor, in a passageway next to the float bowl. Turning the idle mixture screw in, or clockwise, will lean the idle mixture and turning it out, or counterclockwise, will enrich it.
What is idle mixture needle for Keihin CV carburetor?
This idle mixture needles for CV and butterfly Keihin carburetors allow easy adjustment of the idle mixture. It is a direct replacement of the OEM needle. The knurled adjustment knob makes setting the idle mixture a snap. For more information visit the Johns Motorcycle Parts site.
Why is my Harley CV carburetor stalling after tuning?
Hesitation or stalling can sometimes occur after tuning or rebuilding your Harley CV carburetor or if your Harley carb has not been maintained. The following are common issues sometimes encountered after tuning or rebuilding a Harley CV carburetor.
When did my Wife’s Harley start to misfire?
My wife’s 2005 FLHTCUSE2 began to develop problems a few weeks ago. After a short ride, we stopped for her to get gas. On the way home, her Harley started to misfire and run poorly. I lost sight of her so I pulled over. After about 15 mins she showed up and said her bike would not stay running.
Can a CV Keihin carburetor cause a Harley to stall?
This can occur on any model, any carburetor, but seems to happen most often with the stock CV Keihin carburetors used on the newer (90 up) Big Twins and Sportster models. This condition is not only annoying, but can cause the Harley to stall dangerously at stoplights, and can damage intake seals.
Why does my Harley Davidson run weird after a charge?
The reason its intermittent is the bike will start running weird in other words it would take a charge but if for some reason that charge did not hold for long the bike will start running weird again. So I went and change the battery and I’ve never had the problem since.
What causes the carburetor on a Harley to slow down?
If there is a vacuum leak the gas will be drawn into the leak and cause the engine RPM to slow or fluctuate. DO NOT PERFORM THIS NEAR AN OPEN FLAME. Again it should be emphasized, the #1 cause of carburetor related problems on a Harley or other V-Twin motorcycle is VACUUM LEAKS.
When to tune carburetor mixture on Harley Davidson?
Let the bike idle for no more than 5 minutes. With the engine warmed up and at idle you may now fine tune the idle mixture screw for optimal performance. Acquaint yourself with the adjustment screw location at the bottom rear of the carburetor prior to running the engine.
What do you remove from a Harley CV carburetor?
Remove the Harley carb pilot jet. Remove the mixture screw, spring, washer, and o-ring. Spray a small amount of mild carburetor or fuel injection cleaner into the pilot jet passage and mixture screw passage.
My wife’s 2005 FLHTCUSE2 began to develop problems a few weeks ago. After a short ride, we stopped for her to get gas. On the way home, her Harley started to misfire and run poorly. I lost sight of her so I pulled over. After about 15 mins she showed up and said her bike would not stay running.