A Spark Plug Is a Five-Dollar Diagnostic Tool, If You Read It Before You Toss It
What plug color and deposit type actually tell you about mixture, oil consumption, and timing — and why most people throw away the diagnosis along with the old plug.
[GENERAL] DIY
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ALL_POSTS 21 BOOKS 1 BRAKES 2 CHAIN 1 CHASSIS 1 CLUTCH CONTROL 1 CULTURE 2 DIY 8 DRIVETRAIN 2 ELECTRICAL 1 ENGINE 1 FORK 1 GYMKHANA 1 HISTORY 2 HONDA 1 HUSQVARNA 1 MAINTENANCE 12 MINDSET 1 MOTORCYCLE 21 OIL CHANGE 1 PACKING 1 PHILOSOPHY 1 RACING 1 RIDING SKILL 2 SAFETY 3 SLOW SPEED 2 STEERING 1 STORAGE 1 SUPERMOTO 3 SUSPENSION 3 TIRES 1 TOURING 1 TRAVEL 1 WR450F 1 YAMAHA 1
FILTERED_RESULTS
Setting Your Sag Is the Free Suspension Upgrade Nobody Does
How to measure and set static and rider sag on a motorcycle, and why a stock suspension that "feels harsh" is often just set up wrong for your weight, not actually bad.
Diagnosing a Dead Battery (Before You Blame Everything Else)
Why motorcycle batteries die young, how to actually test one instead of guessing, and the troubleshooting order that saves you from replacing parts that were never broken.
T-CLOCS Has Six Categories. Two of Them Actually Catch Problems.
The pre-ride check I actually run, ranked by how often each part has ever caught something real — and the one time skipping the top of the list almost put me in a ditch.
Your New Brake Caliper Isn't the Problem. Your Master Cylinder Is.
A WR450F supermoto build, and the one mismatch — master cylinder bore versus caliper piston area — that makes an expensive brake upgrade feel worse than the stock setup it replaced.
Everyone Upgrades the Spring Rate. Nobody Touches the Compression Curve.
The wheel swap gets all the attention in a supermoto conversion. The suspension mismatch that actually makes the bike feel vague on pavement is a damping-character problem, not a spring-rate problem.
Two Things Actually Kill a Stored Bike. Everything Else Is Optional.
Ethanol fuel degradation and parasitic battery draw are the failures that turn a winter of storage into a spring of repairs. Here's the actual mechanism behind both, and the minimum that prevents them.
The Torque Spec Nobody Follows (Until They've Stripped a Drain Plug)
Why "snug" and "correctly torqued" are not the same thing, why aluminum oil pans make this worse than it was on your car, and what to actually do once you've already stripped one.