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Understanding 2-Cycle lubricants
People will debate for hours on what oil to use and at what ratio. This article will help you sound educated when engaged in one of those arguments.
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The Ducati Ignition: Timing-Troubleshooting-Utilizing it's ouput and understanding your electrical system
Timing and Troubleshooting information on the Ducati Ignition. Great information on how the digital ignition system works. The other attached article shows diagrams on how the lighting coil interacts with your voltage regulator. Good wiring schematics and information to help you troubleshoot if you find yourself with no power output or spark.
Timing the Ducati ignition.pdf
Troubleshooting the Ducati ignition.pdf
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The Rotax Decision: A side by side comparison
An excellent article showing long term operating costs between all the Rotax engines. Also a good side by side performance comparison. This article is an excellent choice when trying to decide between a 582 and a 912.
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The new 582
This is an article that highlights the changes that made the 582 with true dual ignition superior to the single points ignition 532.
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Taking control of what your engine burns
A good discussion on various additives that might wind up in your fuel including the ever popular ethanol discussion.
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Stealth Rotax intake silencer info
Operators in Europe face strict noise requirements. This article discusses the intake silencer and secondary muffler. General consensus is all they do is reduce performance and do very little for noise reduction.
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Rotax 2-Stroke Disassembly
Good technical information a teardown. Includes how to measure cylinder and piston clearances. Includes several pictures of failed pistons and the cause of the failure.
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Reworking parts
Discussion on tolerances on various internal engine parts. The intent of this article is help you decide whether or not a part is good to reuse or if it needs replaced.
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Rebuilding the Bing 54 Carb
Your Carb is a mechanical device with many moving parts. Just like your engine it requires periodic maintenance to ensure it is working properly. The Bing Carb rebuild kit is available from CPS for around $35.00 and takes about 30 minutes per carb to inspect and rebuild.
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Reading your Spark Plugs
Your EGT gauge only tells part of the story on how rich or lean your engine is running. The color of the plugs tell the real story. This article tells you what the numbers on spark plug mean and how to evaluate what your engine is doing by looking at the color of them.
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Pros and Cons of oil injection
Different folks have different opinions and preferences on oil injection.. Here is some good information to help you make an educated decision on which is for you.
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Proper Crankshaft Evaluation
Is that Crank safe for continued use? Information on evaluating the condition of your crankshaft. Also a good discussion on conditions that effect the life of a crank.
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Piston Maintenance
Comprehensive discussion on de-carboning. Also includes the numbers you need to know when you do a compression check. You've heard me say that running an engine too rich is just as bad as running one lean. Here's why.
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Monitoring the Vitals with instruments
What you need to be monitoring on your engine and why to keep it from burning down on you.
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Mechanical Fuel Pump Maintenance
All things to do with the Mikuni Mechanical fuel pumps including a good discussion on the Weep Hole and Pulse lines.
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Important production changes
Changes made over the years to the various Rotax engines that you should know about when ordering parts.
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How to set up a cooling system that works
Info on cooling systems including the Rotax schematics.
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How to set Points Ignition timing
Info on how to set your timing if your still running a points system
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Getting Rid of Ignition noise over the radio
Information on shielding your ignition system to help prevent noise over your radio system.
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Failsafe fuel delivery
Failed fuel systems are the #1 cause of engine outs and forced landings. This article teaches what you need to know in order to have a reliable fuel source to your engine.
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Exhaust Systems
This articles shows all the different Rotax exhaust configurations along with dimensions and part #s of the pieces. The second piece discusses proper mounting techniques.
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Diagnostic Repair and 503 Final Assembly
Teardown and Final Assembly of a 503.
California Power Systems 2-Stroke Tech Articles all in one place
in Files and Forms
C5Engineer
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Understanding the Choke circuit (Enrichener)
Primer or Choke? Good discussion on how the Enrichener circuit in a Bing works.
Understanding the Choke.pdf