These are links to different repair topics.
Thanks to all of you who added to this site!
Inexpensive NAPA and NTK Oxygen Sensor for the OX66:
http://www.bbcboards.net/showthread.php?t=1083960
http://www.bbcboards.net/showthread.php?t=33023
http://www.bbcboards.net/showthread.php?t=33543
http://www.bbcboards.net/showthread.php?t=27841
O2 Sensor Removal:
http://www.bbcboards.net/showthread.php?t=33301
Poppet Valve (HPDI):
http://www.bbcboards.net/showthread.php?t=28796
Poppet Valve (EFI):
http://www.bbcboards.net/showthread.php?t=34910
HPDI VST Tank Pump, Screen, & Tricky Fuel Strainer:
http://www.bbcboards.net/showthread.php?t=27178
HPDI Secret Filter Removal:
http://www.bbcboards.net/showthread.php?t=252124
Low Pressure Fuel (Lift) Pump Check and Removal:
http://www.bbcboards.net/showthread.php?t=239801
Oil Report, What's In Different Brands:
http://www.bassboatcentral.com/oilreports1.htm
Tilt and Trim Bleeding:
http://www.bbcboards.net/showthread.php?t=32749
SHO Oil Change:
http://www.bbcboards.net/showthread.php?t=34988
Water Pump Replacement:
http://www.bbcboards.net/showthread.php?t=561786
HPDI Filters and Locations:
http://www.bbcboards.net/showthread.php?t=530433