[Pontiacgurudan]

Originally Posted by curvedglass

Stock original 230 with Weber 2 barrel on a 1 barrel adapter from Langdons. HEI ignition. Original 3 on the tree. What helps the most is that the previous owner swapped out the 3.73's for 3.08's and I run 235/70/15 radials. Sux off the line but I drive mostly back roads and my speedometer app tells me I average 47 mph. I get my figures from fill ups. I use the same gas station and never top off the tank. 9 tanks averaged 18.173 which is my 18.2

Nice!