4 Port Fuel Log W/ Swivel 3/8NPT X -8 O-ring Outlet Fittings. -12 O-Ring Inlets And -8 O-Ring Outlets The NX Fuel logs are perfect if your car needs extra fuel ports. The Fuel log has 4 ports for any extra fuel you might need. The Fuel Log is made of anodized aluminum making it super lightweight and strong.  Inlet Quantity: Two Inlet Attachment: Female threads Inlet Size: 12 AN O-Ring Outlet Quantity: Four Outlet Attachment: Female threads Outlet Size: 8 AN O-Ring Gauge Port: No Fuel Pressure Gauge Included: No Fuel Distribution Block Material: Billet aluminum Fuel Distribution Block Finish: Black anodized Mounting Holes: 2 Mouning Hole Size: 5/16 countersunk for allen head mounting bolts Fittings included: 8AN ORB to 3/8 NPT swivel Fittings (Qty 4)