Not bad for $1.99 at Auto Zone. It did shear and I was not surprised. Blackstone did the analysis.
MAKE/MODEL Honda Motorcycle GL1800cc
OIL TYPE & GRADE Valvoline 10W/40 MC
OIL USE INTERVAL 2,381 Miles 3,537 On bike.
ALUMINUM 5
CHROMIUM 1
IRON 17
COPPER 32
LEAD 2
TIN 0
MOLYBDENUM 80
MANGANESE...