Searched but did not find.
Anything to this grooving stuff? The idea seems to be to channel unburned fuel towards the spark plug and break up standing vortices during combustion. Makes sense, I suppose.. but what about chamber integrity?
Somender Singh grooves in a Geo Metro!
SOMENDER-SINGH.com - Home
Thoughts?
Edit: further investigation reveals this thread at teamswift:
http://www.teamswift.net/viewtopic.php?t=26432
Same guy.