Search

Harley Engine Types
An overview of all the modern Harley engine families.
Evolution vs. Twin Cam vs. Milwaukee-Eight
A head-to-head comparison of the three Big Twin generations.
Normal Sounds vs. Problems
Learn to tell a healthy rumble from a warning sign.
Common Leaks
Where Harleys usually drip and why.
Excessive Heat
Why your Harley runs too hot and how to fix it.
Best Oil by Climate
The right oil changes with the average temperature.
Best Oil by Model and Year
A practical recommendation for each engine family.
Oil Change Intervals
When to change engine, transmission, and primary oil.
Oil Consumption
How much is normal to burn between changes.
Famous Problems by Engine
What each generation is known for.
Most Durable Engines
Which Harleys easily pass 185,000 miles.
How to Clean a Black Engine
Blacked-out without losing the matte finish.
How to Clean a Chrome Engine
Mirror-finish chrome on covers and cylinders.
Excessive Vibration
When vibration stops being character and becomes a warning.
Rough Idle
Idle surging, engine dying at a stoplight.
Basic Performance Upgrades
How to think about modification stages.
Stage 1 Explained
The most popular upgrade and what it delivers.
Intake Upgrades
Filters and kits that make a real difference.
Exhaust Upgrades
Types of exhaust and what to choose.
Common Transmission Problems
The classic flaws of Harley transmissions.
Hard Shifting — Diagnosis
Why the pedal feels heavy.
Hard to Find Neutral
The trick to finding neutral when stopped.
Normal Transmission Sounds
Whines and clunks that aren't a problem.
Adjusting the Shift Lever
The correct height and travel.
Harley Transmission Fluid
What to use and when to change it.
Best Trans Fluid by Year
Small differences between generations.
Transmission Leaks
Where it usually drips from.
Gear Ratios
How each ratio affects riding.
How to Smooth Out Shifts
Technique and setup tips that help.
Common Shifting Mistakes
What destroys a Harley transmission.
Compensator Sprocket
This critical component and what to do about it.
Hydraulic Clutch Conversion
Is it worth switching from a cable?
Cleaning Chrome
Mirror-finish chrome without scratches.
Cleaning Gloss Black Parts
Black plastics and paint without swirls.
Cleaning Matte Black Parts
No shine, no streaks.
Cleaning the Engine
Twin Cam, Evo, or M8 — always do it cold.
Cleaning a Leather Seat
Keeps it soft, prevents cracking.
Cleaning Tires
Deep black rubber, without burning it.
Cleaning the Exhaust
Chrome, black, ceramic — each needs its own care.
Rust Removal
Getting stained chrome back to new.
How to Wash Without Spotting
Goodbye water spots on deep black.
FORBIDDEN Products
What to never use on your Harley.
Quick Post-Rain Cleanup
5 minutes to prevent oxidation.
UV Protection
The American sun destroys paint and leather.
How to Prevent Oxidation
Keeping chrome durable for years.
Restoring Old Parts
Stained chrome, dull aluminum, yellowed plastic.
Detailing a Painted Tank
Safely washing a tank with pinstripes.
Cleaning Wheels
Spoke, mag, and contrast cut.
When to Change Brake Pads
Signs and measurements.
Spongy Brakes — Diagnosis
Sinking pedal, spongy lever.
Bleeding Harley Brakes
How to bleed with and without ABS.
Harley ABS — How It Works
Models with ABS and their quirks.
Best Brake Fluid
The right DOT and trustworthy brands.
Warped Rotors
Vibration when braking.
Strange Brake Noises
Squeal, grind, knock.
Brake Upgrades
Components that are worth the investment.
Common Problems by Model
ABS and linked brakes have their peculiarities.
Brake Care on the Road
Long tours, long descents.
Best Tire for Your Harley Style
Touring, cruiser, Sportster, bagger.
Correct Tire Pressure
Official Harley pressures.
Rain Tires
Compounds with wet grip.
Long-Distance Touring Tires
Mileage and stability.
Longest-Lasting Tires
For those who ride a lot.
Identifying Abnormal Wear
Wear patterns and what they indicate.
Balancing Harley Tires
Static vs. dynamic.
High-Speed Vibration
Step-by-step diagnosis.
Recommended Brands
The most used and respected ones.
White Wall Tires
The classic white stripe.
When to Replace a Tire
Age and depth.
New Tire Break-in
The first 120 miles.
Upgrading to LED
Swapping a halogen headlight for an LED.
Best Harley Headlight
A comparison of Daymaker and aftermarket.
Headlight Aim Adjustment
Getting the aim right.
Electrical Headlight Problems
It cuts out, flickers, burns out.
Dim Light — Solutions
Before replacing the headlight.
LED Installation Step-by-Step
A 30-min DIY job.
Aux Lights / Passing Lamps
Auxiliary lights for Touring models.
Smoked Headlights
The blacked-out look — legality and practice.
Touring Lighting
A complete setup for the road.
Smart Brake Module
Makes the brake light flash to get attention.
The Complete Ape Hanger Guide
Everything about tall handlebars.
Ideal Handlebar Height
Ergonomics for your body.
Hand Vibration
How to reduce numbness on long trips.
Most Comfortable Grips
Brands and models.
Harley Heated Grips
Grip warmers.
Replacing Clutch and Throttle Cables
When and how.
Ergonomic Control Adjustment
Aligning levers and pedals to your body.
Most Comfortable Touring Handlebars
Long road, no pain.
Risers — Types and Function
Pullback, height, and isolation.
Loudest Exhausts
For those who want maximum roar.
Illegal Exhausts in the US
Noise laws and the EPA.
The Best Harley Sound
Deep tone vs. sharp crack.
2-into-1 vs. Dual Exhaust
Which one to choose.
Back Pressure — Myth or Reality
Understanding the concept.
Pops and Bangs
Crackle on decel.
Exhaust Installation Step-by-Step
Slip-ons in 1 hour.
Heat Shields
Thermal protection.
Exhaust Wrapping
When it's worth it.
A Tuner is Mandatory with a New Exhaust
Why riding without a tune is a mistake.
Harley Battery Problems
Lifespan and diagnosis.
Harley Won't Start — Checklist
Diagnosis from simple to complex.
Harley Fuses
Location and reading.
Wiring Harness Problems
Diagnosing a bad connection.
Best Harley Battery
AGM, lithium, OEM.
Battery Tenders
Keeping a new battery fresh for years.
Failing Lights
Intermittent turn signals, brake lights, dash.
Starter Problems
Clicks but won't turn, turns but won't engage.
Voltage Regulator
Symptoms of failure.
Stator — Common Failure
When the stator needs replacing.
Harsh Suspension — Solutions
Comfort without losing control.
Best Suspension Setup
Setting it up for your weight.
Touring Suspension Upgrades
More comfort on long hauls.
Harley Air Suspension
Pumps and air bags.
Preload — How to Adjust
The practical difference.
Common Suspension Problems
What goes wrong and when.
Comfort on Long Trips
A specific setup.
Lowering Kits
Lowering the bike — pros and cons.
Saddlebags — The Right Choice
Hard vs. soft, mounting.
Crash Bars / Engine Guards
Protection in a slow-speed drop.
Windshield — The Choice
The ideal height for your height.
Harley Phone Mounts
A mount that doesn't vibrate to death.
Cup Holders
Drive-thru coffee without the drama.
Essential Touring Accessories
Game-changing items.
Passenger Comfort
Backrest, pegs, seat.
Highway Pegs
Stretching your legs without cramping.
Harley Tank Bags
Small bags for curved tanks.
Sissy Bar and Tour-Pak
Carrying luggage.
Cheap Mods That Are Worth It
Big bang for your buck.
Useless Mods
Money down the drain.
Mods That Increase Resale Value
They add to the sale price.
Mods That Kill Resale Value
Buyers will run.
Blacked-Out Build Guide
The murdered-out recipe.
Club Style Dyna/Softail
Modern FXR vibes.
Touring Style Upgrades
Luxury bagger.
Performance Style
The Harley cafe racer.
How to Plan a Build
Make a plan before buying parts.
Softail — Overview
The complete Softail family.
Softail — Common Problems
What usually goes wrong.
Road Glide — Analysis
The shark nose, frame-mounted fairing.
Street Glide — Analysis
America's best-selling bagger.
Road King — Analysis
The fairing-less tourer.
Fat Boy — Analysis
The iconic Softail.
Heritage Classic — Analysis
The touring-style Softail.
Low Rider S/ST — Analysis
The performance bagger Softail.
Sportster — General Analysis
The classic 883/1200 and the new Sportster S.
Dyna — A Fond Look Back
Why riders love the Dyna.
Best Year for Each Model
A quick summary.
Worst Years to Avoid
Models with known factory defects.
Best Harley Models by Year
The best, year by year.
Avoid These Harley Years
Years with known problems.
Parts Compatibility by Generation
What fits between years.
Major Changes by Generation
Important milestones.
Why 2007 is the Twin Cam Benchmark
Critical changes.
Why 2014 is the Touring Benchmark
Project Rushmore.
Why 2017 is the M8 Benchmark
The new era.
Mandatory Harley Tools
The basic garage kit.
Roadside Tool Kit
What to carry on the bike.
Torque Wrench Guide
How to tighten things the right way.
Harley-Specific Tools
What you'll only use on a Harley.
Motorcycle Lifts
Lifts, jacks, and stands.
Basic Maintenance Kit
For doing a service at home.
Long Trip Preparation
Before you hit the road.
Pre-Ride Checklist
Check this the night before.
Packing a Saddlebag
Heavy on the bottom, light on top.
Comfort on Long Trips
Anti-fatigue.
Common Roadside Problems
And how to solve them.
Mandatory Touring Gear
For an Iron Butt or cross-country trip.
Essential Rain Gear
American rain is treacherous.
Iron Butt — 1000 Miles in 24h
The basic concept.
GPS vs. CarPlay for Touring
Navigation on the road.
Harley Sound Systems
Boom! Box and its generations.
Speaker Upgrades
Decent sound at highway speeds.
CarPlay and Android Auto
How to activate and use them.
Harley GPS
Built-in and aftermarket.
Common Boom! Box Problems
Resets and troubleshooting.
Complete Audio Upgrade
A setup for bagger shows.
Bluetooth Headsets
Cardo, Sena, Harley.
How to Store a Harley Correctly
For days, weeks, or months.
Moisture Protection
For an unheated American garage.
Motorcycle Covers
Indoor vs. outdoor.
Winter Storage
Hibernating your Harley.
Workshop Hacks
Tricks that save time.
Ideal Garage Setup
A functional layout.
Club Style — Anatomy
Modern FXR vibes.
Bagger Style
Aggressive touring.
Blacked-Out / Murdered-Out
Everything black.
Chrome Style — Old School
All chrome, all the time.
Performance Bagger
A bagger that can haul.
Old School / Nostalgic
The look of decades past.
How to Define Your Style
Before you spend money.