Adjustment-Only Race-Day Reference

Quick TuningCheat Sheet

Identify where the problem happens, make one small adjustment, record the result, and keep or revert it.

Write down the baseline, test one change, evaluate the same part of the corner, and keep or revert it.

Your Tuning Rule

One Change at a Time

Locate the problem, inspect the car, test one small adjustment, and record whether the car improved.

Problem → First Direction

This sheet avoids long theory. Open the linked Driver's Library guide for full cause and effect.

Problem	First adjustment direction	Full guide
Pushes on entry	Reduce entry speed first. Then try a small front-grip increase or a small reduction in rear entry security.	Open Guide
Loose on entry	Reduce steering or brake aggression. Add rear entry stability.	Open Guide
Will not rotate in center	Try a small front-grip increase or a small reduction in rear roll stiffness.	Open Guide
Loose in center	Add rear side grip or reduce front aggression.	Open Guide
Pushes on exit	Reduce throttle input first. Then try slightly more front rotation.	Open Guide
Loose on exit	Apply throttle more smoothly, reduce power delivery, or add rear drive grip.	Open Guide
Traction rolls	Lower the chassis or reduce side bite. Check tire choice and steering input.	Open Guide
Car feels lazy	Confirm the car is free, then increase steering response one small step.	Open Guide
Car feels nervous	Reduce steering rate or throw and inspect front-end play.	Open Guide
Wheelspin	Reduce throttle rate or power, and add rear drive grip.	Open Guide
One corner is different	Inspect for a bent part, shock issue, tire problem, or binding.	Open Guide
Car changed by itself	Re-read moisture, dust, groove, temperature, and traffic.	Open Guide

Step 1

Entry, center, exit, or the entire lap.

Step 2

Look for damage, binding, tire trouble, or track change.

Step 3

Use the smallest change and record the result.

When the problem is unclear, use the Master Diagnostic Tree before touching the setup.