Glenn,
According to the catalog your block casting 3692703 is for 1950-52 Truck.
Did 50-52 235 trucks have solids?
Is truck block casting 3692703 for solid or hydraulic lifters?
I know you have hydraulic lifters, could this have anything to do with breaking rockers?
1950-52 Truck 235
Block 3692703, crank 3835311, head 3835499
Block 3692713, crank 3835501, head 3835909
1950-52 Passenger 235 P.G. with Hydraulic Cam
Block 3835692, crank 3835709, head 3835909 and 3835499