How do you set a S&S Super E carb?
Carb Quick Guide
- Verify carburetor is set to stock settings:
- Start bike, bring to operating temperature.
- Set idle speed adjusting screw, clockwise to increase rpm, counter-clockwise to decrease rpm.
- Adjust idle mixture by turning idle mixture screw slowly clockwise until the engine runs poorly.
How do I tune my main jet?
How-To tune a main jet
- Step 1 – Warm up the bike to operating temperature.
- Step 2 – Install a brand new spark plug(s).
- Step 3 – Perform a wide open throttle (WOT) plug chop.
- Step 4 – Read the plug.
- Step 5 – Determine if you are lean or rich based off plug color.
- Step 6 – Repeat all steps.
How do you adjust a running rich carburetor?
Regardless of whether or not the engine is running too rich or too lean, bring it down to a very lean mixture by turning both screws a quarter-turn at a time, counter-clockwise, then slowly bringing them back up to an equal and smooth mixture.
How do I know if my Harley is running rich?
Rich: Emits black smoke, esp on hard accel, sooty deposits in exhast pipe (sometimes even wet, sooty, gas-smelling ones), Running rich will foul plugs, deposit carbon in the cylinders, but is not likely to cause major engine damage – just can ‘gunk things up’ over long periods of time.
How do I know if my carb is rich or lean?
If the mixture is too lean, it will leave no color, while a rich mixture will cause the fuel ring to become more prominent. Over-rich mixtures will give the plug a sooty appearance.
How tight should carb jets be?
It has very little leverage and I snug just a tiny bit from when it stops threading in. For the other jets, I use as small a screwdriver as possible without thrashing the head. And have never had a jet loosen up. If anything, they are still hard to get back out.
What happens if main jet is too big?
Typical Lean Conditions: (A too-large main jet also mimics this symptom.) – The engine runs hot, knocks, pings and overheats. – The engine surges or hunts when cruising at part-throttle. – Popping or spitting through the carb occurs when the throttle is opened.
Why is smoke coming out of my carburetor?
White “smoke” = water (steam). I assume you’re seeing this “white smoke” after you shut the engine off and that it is not present when the engine is running…? The white fog coming out of the carb after shutdown is vaporized fuel, and it’s normal.
How do I know if my carburetor is running rich or lean?
What RPM should a Harley idle at?
Poser. The stock EFI Idle of 1,050 RPM when warmed up Is best for the bike…