I have a B16A2 out of my 1999 SI. 105,xxx on it. Motor runs great. The head has Skunk2 Titanium valve springs and retainers. Skunk2 Stage 1 cams. The motor made 180hp with a DTR header and s100. Tuned by Shad at Accuracy. Went 13.9 on a 225 drag radial. If you have any questions feel free to ask Dan or Shad they can vouch for it or Me. My number is 544-1184 my name is Coffey and Accuracy Automotive 548-9227. I am asking $1200 which is good considering that there is $900 dollars in the the head.