Originally Posted by MrDrift
I run a blend in my tires. Somewheres around 78% nitrogen, 21% oxygen, and 1% argon, just to name a few. Then I throw in whatever else is hanging around to make up the rest. Seems cheaper then pure nitrogen and about 78% as stable. Haven't had a problem in years. It's pretty easy to get locally too.
I've been running about the same ratio for years and never had a problem. I used to pay for it and then decided to get my own compressor. I use a special "family secret" recipe. If anyone wants to know the secret, send me a PM and I'll share