Posted 4/9/2020 10:16 (#8175792 - in reply to #8175776) Subject: RE: 1967 JD 4020 Timing
NW Iowa
Put push rods in the lifter holes for #1 and watch them as you turn the engine over. The intake push rod for #1 should lift when the piston is on the way down on the intake stroke. When the piston comes back up it is on compression stroke. Actually you only need a push rod on the intake lobe.