Recalibrate your stock Keihin CV carb to make full use of the performance potential
Include the jets, needles, instructions, etc. necessary to recalibrate stock engines with CV carbs
Kits provide broad-range performance gains and maintain stock driveability
METRIC CRUISERS
Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase
Stage 2: stock/mild modified engine, stock/modified pipes, stock/modified filters; about an 8% power increase