Originally Posted by flars
"I beleive that anything into the 40's weight will be fine. Conventional or syn"
True. The stuff-that-is-to-be-feared is NOT used in 40 wt and higher.
Not always true..........when this came up prior it was found that 15w-50 Mobil 1 had friction modifiers as per Mobil tech support and not suitable for wet clutches.
1982 CX500 Turbo ,2006 ST1300, 2012 NC700X
1971 CT90,1981 C70, 1986 TRX 250,
1993 TRX300 4X4, 1987 XR250L