Pendulum crank cycloid insert for pendulum crankshaft having integral carrier

A pendulum crankshaft for an internal combustion engine, comprising:

• a crankshaft;
• a first pendulum-holding ear formed on said crankshaft;
• a first steel cycloid insert fitted to said first pendulum holding ear, said first cycloid insert having a first cycloid path formed therethrough;
• a first interlock pin to secure said first cycloid insert into said first pendulum holding ear;
• a second pendulum-holding ear formed next to and spaced apart from said first pendulum-holding ear on said crankshaft;
• a second steel cycloid insert fitted to said second pendulum-holding ear, said second cycloid insert having a second cycloid path formed therethrough;
• a second interlock pin to secure said second cycloid insert into said second pendulum-holding ear;
• a pendulum movably attached to said first and second pendulum-holding ears, said pendulum including recessed areas, a pair of stops formed as interior surfaces opposite said ears, and a respective bumper provided in each of said stops and partially extending into a respective one of said recessed areas;
• and
• a first rolling pin fitted through said first cycloid path for attachment of said pendulum to said first pendulum-holding ear and a second rolling pin fitted through said second cycloid path for attachment of said pendulum to said second pendulum-holding ear.