I got bored
140cc briggs with steel flywheel,unknown year 9.9-15 suzuki.
Steel mount,steel 2 peice coupling.
Need to have 1 coupling half bored to 7/8.
Coupling weights 6 lbs,motor weights 9 lbs,lower unit weights 21 lbs.
Motor is rated 5.5 flbs torque,heavy coupling should increase torque.