• Machined billet aluminum SAE compliant filler neck
• 1/8" NPT Steam Port under inlet 

For connection options see:

• 1 5/8"-12UNJ male thread to AN16 Z17546
• 1 5/8"-12UNJ male thread to AN20 Z17547
• 1 5/8"-12UNJ male thread to 1 1/2" hose bead Z17548
• 1 5/8"-12UNJ male thread to 1 1/4" hose bead Z17549
• 1 5/8"-12UNJ male thread to 1 3/4" hose bead Z17553
• 1 5/8"-12UNJ male thread to 1 5/8" weldable bung Z17554