Rocker arm 3941927 for engine Cummins QSB3.9

Rocker arm is Second hand, Genuine part part with reference p/n: 3941927, for diesel engine Cummins QSB3.9. In the cylinder heads category, you can also find valve levers, cylinder head bolts, valve guides, exhaust valves and intake valves. Established in 1919, Cummins Engine Company was founded with the goal of improving diesel technology and producing the best engines in the world.