I thought I'd update this thread for my dad since he has a 1999 Civic SiR heavily modified but never took it to the track. We've owned it since brand new it's always been his toy. Some mods that I can think of I'll list them down:

Engine:
B16A2 modified with Civic Type R Head
Crower Stage2 racing cams
Portflow double springs and titanium retainers
STR Adjustable cam gears
Port and polished
Skunk2 intake manifold
AEM fuel rail and fuel regulator
Fuel pressure regulator guage
Hondata heatshield
Port-matched intake manifold
270cc RC engineering fuel injectors
AEM pulleys
AEM V2 cold air intake
Type R throttle body
Denso Iridium spark plugs
Split-fire plug wires
4-1 headers
P28 programmed ECU
HKS exhausts
Civic Type R pistons
Ground wires
Front strut bar
Innovate LM-1
ACT 4-puck racing clutch



Interior:
Sparco Mugello steering wheel
DC sports shift knob
Short shifter
Mugen shift boot
carbon fiber cluster case
indiglo dials
RECARO Millenium racing seats
Racing harness
JDM type center console (w/o armrest)


Exterior:
Carbon fiber hood
Carbon fiber side mirrors
Front lower lip
Standard headlamps w/ 100/90W Philips bulbs + relay
Trunk lip
Custom Type-R grille

Wheels/Tires:

205/50/16 Advan Neova;

Supension/Braking
Brembo rotors
Rear anti-sway bars
Adjustable camber kit
Lowering springs and shocks (not sure of the brands I forgot na but I'll ask him - hindi putol ha!)

The latest he's added are the ACT 4-puck clutch and the shift light (indicated 8.8k rpm) obviously I never reached that engine speed so I never saw it function (except at start up/diagnosis).

Of course here are the most recent pics... (sorry no recent engine pics)