Activity Stream
Posts Activity Stream
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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.
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Diagnostic Leak Testing
Just did a rebuild and want to make sure you sealed it correct? Just bought an engine that's been sitting for a while and wondering if the seals are still good? This article shows you how to do a comprehensive leak check on your engine.
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Delivering the power: What you need to know to order a prop
Information on choosing the correct propeller.
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Curing Rotary Shaft issues
Everything you ever wanted to know about Rotary Shafts. Includes pictures of it removed so you can see how it works, how to inspect it, part #s, and how to prevent it from causing you issues.
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Certified Rotax Training
Information that you need to know if you've ever considered becoming a Certified Rotax Technician
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Carb Ice: The Threat and Theory behind it
Is Carb ice possible with a Rotax engine? You bet! This article contains everything you need to know about Carb Ice and Rotax engines.
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Break-in and Periodic Maintenance
General information that you need to be familiar with to properly operate a 2-Stroke. Includes break-in procedures, timed maintenance items, and reading your plugs.
California Power Systems 2-Stroke Tech Articles all in one place
in Files and Forms
C5Engineer
Posted
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.
Taking control of what your engine burns.pdf