Tuning Kit 2 includes the following:
18Lb Valve Springs (Pair),
14cc High Compression Cylinder Head,
High Flow Airfilter & Adaptor,
RLV Superbox Exhaust
90 Main Jet,
140 Emulsion Tube,
8* Advanced Timing Key,
.275 High Lift Camshaft
On our dyno:
Approx 10Hp (GX160)
Approx 12Hp (GX200)