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Automobile Enthusiasts

SHRED

(28,136 posts) Sun May 12, 2019, 01:34 PM May 2019

Checking and filling tires [View all]

I've always wondered this.

I get checking the tire pressure when cold.
Here's the question:
Say they are 5 pounds underinflated when cold could I add 5 pounds even after they are warm and still be accurate?

10 replies

= new reply since forum marked as read

Highlight:

Checking and filling tires [View all] SHRED May 2019 OP

acurate in what way? beachbum bob May 2019 #1

Accurate I the sense of... SHRED May 2019 #2

You would have to know the rate of expansion between hot and cold MichMan May 2019 #3

This has been studied extensively in New England. bluedigger May 2019 #4

:-) CentralMass May 2019 #7

Tire tires lose or gain 1-2 pounds per square inch (PSI) for every 10℉ change in temperature7 CentralMass May 2019 #5

As in driven to a place to fill with air. SHRED May 2019 #8

Thanks - good article and info. c-rational May 2019 #9

I always give my tires a tad more than indicated. sprinkleeninow May 2019 #6

The big thing is to use the right pressure...not the "max pressure" listed on the tire... EX500rider May 2019 #10