I found that using 85W140 in my 4 speed helps the synchros work a little faster. My gears all are quite vocal with the "Chevy whine" until I get into forth. Forth gear of course is just a straight through connection.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!