These are the same for all engine serial numbers. They're available and ready to ship.
Caterpillar 3406E Injector Rocker arm bushing engine has 6 intake rocker and 6 valve rockers. Products are built to OEM standards for material compositon ensuring a quality product. The product comes with a 1 year parts and labor policy.
caterpillar 3406E bushing for Injector rocker arm
Free standard ground shipping within the Continental US
This product comes with a 1 year warrranty policy