HARLEY BLUEPRINT
Harley on the open road at night

Keep Your Harley Like New — And Past 125,000 Miles

Six things you can do yourself. All specs in the manual by model and year.

Throttle Reset

  • ·Ignition on, engine off
  • ·Twist the throttle fully five times
  • ·Hold it for two seconds on the fifth
  • ·Ignition off, wait ten seconds

More Power

  • ·High-flow air filter: +2–3 HP
  • ·Slip-on mufflers: up to +5 HP
  • ·Always tune LAST
  • ·Only EPA/CARB-compliant parts

Tire Pressure

  • ·Always check cold, never warm
  • ·Sidewall number is the MAX pressure
  • ·Front and rear are never the same
  • ·Readjust with passenger and luggage

Oil Change

  • ·Warm up the engine, then drain
  • ·Replace the oil filter every time
  • ·Lightly oil the filter gasket
  • ·Don't forget primary oil — its own interval

Brake Fluid

  • ·Change by time: every two years
  • ·Check the sight glass: brown means due
  • ·3% water drops the boiling point hard
  • ·Always bleed in the correct order

Battery & Winter

  • ·Electronics drain power even when parked
  • ·Below 12.4 V, sulfation begins
  • ·Keep a tender on all winter
  • ·Fill the tank and add stabilizer

The exact specs for your model and year are in the manual.

Manual mockup
Complete arsenal

The Complete Manual Content

8 straight-to-the-point modules. Each technical sheet condenses years of shop experience, thousands of miles, and the knowledge shops don't want you to have.

01

V-Twin Engine

Specific care for the heart of your Harley.

02

Proper Oil Change

Type, interval, and technique that few know.

03

Electrical Maintenance

Diagnosis and prevention of electrical failures.

04

Suspension & Tires

Pressure, balancing, and proper replacement.

05

Battery Care

How to double the life of your battery.

06

Fatal Mistakes

The 7 mistakes that cut 50% off your bike's life.

07

Premium Preservation

Detailing and protection techniques.

08

Prevent Premature Wear

The ritual of those who keep their Harley new for decades.

Bonus included

The Definitive App For Harley Owners

No install required. Open it on any phone, any time — built for every Harley model.

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190+ topics
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Every Harley model
The Harley Bible — every category in one place.

The Harley Bible — every category in one place.

190+ deep-dive guides organized by topic.

190+ deep-dive guides organized by topic.

Instant search across every fix and tip.

Instant search across every fix and tip.

Step-by-step solutions with safety cautions.

Step-by-step solutions with safety cautions.

Brotherhood of the road

Those Who Read It Never Looked at Their Harley the Same Way Again

"I saved a fortune just by avoiding one simple mistake I'd been making for years. The manual pays for itself 100x over."

Rick "Diesel" Malone
Rick "Diesel" Malone
Daytona Beach, FL

"My Harley became way more reliable after applying the manual's tips. Different sound, different ride."

Chuck "Wolf" Sanders
Chuck "Wolf" Sanders
Austin, TX

"Straight to the point, no fluff, and extremely useful. It's exactly what was missing for those who take their bike seriously."

Walt "Oldtimer" Reynolds
Walt "Oldtimer" Reynolds
Milwaukee, WI
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What's at stake

What You'll Gain With This Manual

Battle-tested knowledge from road veterans. Result: a machine running strong for decades.

01

Avoid Expensive Problems

Catch warning signs before they turn into shop repair bills.

02

Mistakes That Destroy Engines

The silent habits that kill your V-Twin before its time.

03

Simple Preventive Maintenance

Routines any owner can apply right in their garage.

04

Increase Durability

Triple the lifespan of critical components.

7
Days

7-Day Full Guarantee

Read the manual, apply the tips, and if you don't find it useful, we refund 100% of your money. No questions, no bureaucracy. The risk is all ours.

Frequently asked questions

Before You Hit the Road

Yes. The manual covers Sportster, Softail, Touring, Dyna, and Street — longevity principles apply to any Harley V-Twin.

100% digital. You access it on your phone, tablet, or computer immediately after purchase — no waiting for delivery.

Yes. After payment confirmation, access is released immediately to your email.

No. The content is explained in plain English. Even beginners can apply the techniques.

Yes. The manual is optimized for any device — take your reference with you to the garage.