Transparent plastic.
5/8″-18 thread.
OEM style replacement for OEM 704 (hex head) or 720 (allen head) timing plugs.
Note: For dynamic ignition timing with strobe light, you may want to consider the much longer clear plastic timing plugs 925522 or 501865.
10 units
Compatible with:> 38-99 BT (excl. Twin Cam); 52-03XL; 38-73 45″ Flathead
