TSX 06-08 & Si 06-09 Comparison

Since I have a set of 2005 TSX (K24a2), 2009 Si (k20Z3), and 2008 TSX (K24a2) cams in my room. I might as well make a comparison for you guys. I'll will throw in Skunk2 Stage 1 cams numbers in too.

Measurement from a caliper:

2005 TSX K24a2
Intake Lobes
PRI: 33.4mm
SEC: 33.4mm
VTEC: 35.14mm

Exhaust Lobes
PRI: 33.1mm
SEC: 33.1mm
VTEC: 35.1mm

2009 Si K20Z3
Intake Lobes
PRI: 32.66mm
SEC: 32.82.4mm
VTEC: 35.49mm

Exhaust Lobes
PRI: 32.65mm
SEC: 32.7mm
VTEC: 34.7mm

2008 TSX K24a2
Intake Lobes
PRI: 33.42mm
SEC: 33.42mm
VTEC: 35.52mm

Exhaust Lobes
PRI: 33.09mm
SEC: 33.09mm
VTEC: 35.09mm

Skunk2 Stage 1
Intake Lobes
PRI: 33.9mm
SEC: 34.6mm
VTEC: 36.3mm

Exhaust Lobes
PRI: 34.54mm
SEC: 34.54mm
VTEC: 35.62mm







Intake cam TSX vs Si (TSX VTEC lobe has more duration but about the same lift)
Left side is the Si and the right side is the TSX





Exhaust cam TSX vs Si (Si Vtec lobe has more duration but less lift)