We’ve added Fuel Systems Solutions (Nasdaq: FSYS) to the Aggressive Portfolio as a long-term beneficiary from rapid global adoption of compressed natural gas and propane as transportation fuels. Buy below $23. The small-cap maker of fuel systems, related components and auxiliary power systems is profitable, well financed and globally diversified. Sales are growing modestly as strong demand in North America offsets lingering weakness in Europe, and Asia still offers the most upside. Several well-regarded institutional investors have hopped on board. For the full story, see the Sept. 11 issue of The Energy Strategist.