Beta Version 0.67F is now live building lots of updates:
Handling - all cars updated
Gear ratios and gear change speeds update (to reduce "bogging down" in 3rd/ 4th")
AI is better at overtaking player
Texture blocking tunnel on Bounty Run removed
Fixed issue causing automatic yellow flags on Bay Island
Fixed issue causing the AI to brake and block the player if hitting from behind
Fixed barriers on Lakeside Tour Handling on Stock cars is still work in progress