The HHR Blog NASCAR · F1 · IndyCar
Free Friday newsletter
Race week, in your inbox

The Happy Hour Racing newsletter lands every Friday morning: race previews, Chris's picks, the stories worth reading, and first word on new gear.

One email a week. Unsubscribe anytime.
Tech Breakdown 46 posts
Inside an IndyCar Survival Cell: The Carbon Box Built Never To Break

Inside an IndyCar Survival Cell: The Carbon Box Built Never To Break

Sep 30, 2026 · 8 min read ·
F1 Heat Hazard Explained: Inside the Driver Cooling Vest

F1 Heat Hazard Explained: Inside the Driver Cooling Vest

Sep 30, 2026 · 6 min read ·
How a Driver Walks Away From a 63-G Crash: NASCAR's Safety Cell, Explained

How a Driver Walks Away From a 63-G Crash: NASCAR's Safety Cell, Ex...

Sep 30, 2026 · 7 min read ·
IndyCar Gearbox Explained: Six Gears and No Clutch Pedal

IndyCar Gearbox Explained: Six Gears and No Clutch Pedal

Sep 23, 2026 · 7 min read ·
F1 Brake Discs Explained: Why Carbon Glows at 1,000 Degrees

F1 Brake Discs Explained: Why Carbon Glows at 1,000 Degrees

Sep 23, 2026 · 9 min read ·
Why NASCAR Can Race in the Rain Now: Wet-Weather Tires and the New Rule, Explained

Why NASCAR Can Race in the Rain Now: Wet-Weather Tires and the New ...

Sep 23, 2026 · 7 min read ·
IndyCar Downforce Explained: How the Floor Makes the Grip

IndyCar Downforce Explained: How the Floor Makes the Grip

Sep 16, 2026 · 7 min read ·
What Every Button on an F1 Steering Wheel Actually Does

What Every Button on an F1 Steering Wheel Actually Does

Sep 16, 2026 · 7 min read ·
The Voice in Your Driver's Ear: How NASCAR Spotters and Team Radios Actually Work

The Voice in Your Driver's Ear: How NASCAR Spotters and Team Radios...

Sep 16, 2026 · 7 min read ·
IndyCar Pit Stops Explained: Why Only Six Go Over the Wall

IndyCar Pit Stops Explained: Why Only Six Go Over the Wall

Sep 14, 2026 · 8 min read ·
F1 Steering Wheel Explained: What Every Button Does

F1 Steering Wheel Explained: What Every Button Does

Sep 14, 2026 · 8 min read ·
NASCAR Independent Rear Suspension: Why Curb Riding Changed

NASCAR Independent Rear Suspension: Why Curb Riding Changed

Sep 14, 2026 · 7 min read ·
IndyCar Engines Explained: Chevy vs Honda, 550 to 700 HP

IndyCar Engines Explained: Chevy vs Honda, 550 to 700 HP

Sep 09, 2026 · 6 min read ·
F1 Sustainable Fuel Explained: What Powers a 2026 F1 Car

F1 Sustainable Fuel Explained: What Powers a 2026 F1 Car

Sep 09, 2026 · 7 min read ·
Restrictor Plate vs Tapered Spacer: What NASCAR Uses Now

Restrictor Plate vs Tapered Spacer: What NASCAR Uses Now

Sep 09, 2026 · 7 min read ·
Why IndyCar Has No Power Steering, Traction Control or ABS

Why IndyCar Has No Power Steering, Traction Control or ABS

Sep 02, 2026 · 7 min read ·
F1 Active Aero Explained: What Replaced DRS in 2026

F1 Active Aero Explained: What Replaced DRS in 2026

Sep 02, 2026 · 7 min read ·
NASCAR Loose vs Tight Explained: What Drivers Mean

NASCAR Loose vs Tight Explained: What Drivers Mean

Sep 02, 2026 · 6 min read ·
Why NASCAR Tires Don't Sit Flat on the Track: Camber, Caster and Toe Explained

Why NASCAR Tires Don't Sit Flat on the Track: Camber, Caster and To...

Aug 26, 2026 · 7 min read ·
IndyCar Setups Explained: Why One Car Races Three Different Ways

IndyCar Setups Explained: Why One Car Races Three Different Ways

Aug 19, 2026 · 7 min read ·
How an F1 Pit Stop Changes Four Tyres in Under Two Seconds

How an F1 Pit Stop Changes Four Tyres in Under Two Seconds

Aug 19, 2026 · 8 min read ·
Why the Left Tires Are Not the Same as the Right Ones: NASCAR Tire Compounds, Explained

Why the Left Tires Are Not the Same as the Right Ones: NASCAR Tire ...

Aug 19, 2026 · 6 min read ·
IndyCar Fuel Saving Explained: Why Drivers Lift and Coast

IndyCar Fuel Saving Explained: Why Drivers Lift and Coast

Aug 12, 2026 · 7 min read ·
Why F1 Cars Throw Sparks: The Plank Rule, Explained

Why F1 Cars Throw Sparks: The Plank Rule, Explained

Aug 12, 2026 · 7 min read ·
Page 1 of 2