Sep 4, 2000 / Injector pump #1 G Graper00 New member Joined Sep 4, 2000 Messages 8 On a JD 300B tractor(3cyld.) can you loosen bolts on injector pump to turn it to fine tune timing with engine running?
On a JD 300B tractor(3cyld.) can you loosen bolts on injector pump to turn it to fine tune timing with engine running?