They charge a good bit more. Currently, reg 87 is 3.19 and the 90 plus is 3.89. I'm just glad to have access to it for the '52 or anything else that sits most of the time, like the mower during winter.
Matthew 6:33
1952 Chevy 1/2-ton 3100 Late '55 235/SM420/torque tube 3.55 Dalton Highway survivor (using original 216) www.truckwithaheart.com
