Conference Notification

The Railroad Commission of Texas will hold an open meeting at 9:30 a.m. on Thursday, February 5, 2026 in Room 12-126 of the William B. Travis Building in Austin. To view the webcast, visit the AdminMonitor website at https://adminmonitor.com/tx/rrc/open_meeting/20260127/.

LP-Gas Vehicle Conversion Manuals

Use the links below to view or download a PDF copy of LP-gas vehicle conversion manuals. AFRED developed these courses and manuals for the Propane Education and Research Council, under PERC Docket 17243.

Converting Vehicles to Propane Autogas

Part 1: Installing Fuel Tanks and Fuel Lines (PDF)

Part 2: Installing Underhood Components (PDF)

Part 3: Installing and Operating Dispensers (PDF)

Part 4: Troubleshooting Four Current Autogas Fuel Systems (PDF)
Off-Road Applications of Propane Engine Fuel (PDF)