When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I think a little too much is better than not enough...
Unless you have emissions testing and maybe still running the stock cat. Higher ratios probably aren’t that big of a deal otherwise. I’d still keep an eye on the plugs and consider WI.
rx7 friends have always religiously told me at least 1oz per gallon. they buy the bulk packages when theyre on sale at walmart and calculate how long itll last them lol