Home › Forum › Ask A Member › Champion 1956 Twin 7.8 HP question › Re: Champion 1956 Twin 7.8 HP question
March 22, 2015 at 1:38 am
#12499
Model number?? Well, a model 4ND looks like I see 64 needles listed for the connecting rods, so I assume that is 32 for each big end. Shows a bronze bushing for lower main, can’t tell what the upper is because the bearing and bearing head are listed as one assembly.