O-ring to seal the rocker shaft to the cylinder head cover
Part number: 9321009350
Price: $0.50

Photo courtesy of Gregory Bender.
O-ring to seal the rocker shaft to the cylinder head cover
Quick reference code: OR-1
O-ring to seal the rocker shaft to the cylinder head cover (YPN# 93210-09350). Fits 1992 - 2007 model years. One is required. Sold each.

Photo courtesy of Gregory Bender.