Stage 2 Street/Strip Specification:
Plug and play application. Short duration for nice street manners, slight lope at idle. Excellent all purpose spec.OEM spring OK.

Specs:

Duration: 264/264 deg.
Lift: 8.74mm/8.74mm

Stage 3 Race Specification:
Longer duration profile, added rpm potential. Intended for fully built engine. Tuning and ECU mods recommended. Requires Spring  kit BC0300.

Specs:

Duration: 272/272 deg.
Lift: 9.52mm/9.65mm