belray semi-synth what?
motor oil?
gear oil?
2smoke oil?
cooking oil?
i've tested their EXL 20w50
2.9hrs of motor time
INSOLUBLES: .2%
WATER: 0.0%
ANTIFREEZE: 0.0%
FUEL: FLASHPOINT IN F: 410
SUS VISCOSITY @ 210 F: 81.9
SODIUM 198
CALCIUM 548
MAGNESIUM 560
PHOSPHORUS 938
ZINC 1067
and this was a while back, but very lackluster
not only that, but did NOT stay in grade
imho, not that much better than *spit* castrol gtx *spit*
my dollars would PASS on this every day