Male Filler Cap

Speedflow now manufacture these male threaded filler caps, featuring male AN threads in either -12, -16 or -20. They have finger grips for easy turn operation and a O-ring for a positive Seal. They can be used in any AN Port threaded hole, or use with our 990 series, weld bungs to fabricate tanks, valve covers and other accessories. 

Available in Black only. 

Weld bungs sold separately.