Younker Bros. is the most diversified diesel engine repair shop in the Inland Empire.  We can supply good quality running used engines and have a large selection of used Heavy Duty transmissions and differentials to choose from.


Younker Bros. offers P.A.I. parts for Mack Engine, Drivetrain, Air, Electrical, Steering, Cab and Suspension. Call with your truck V.I.N. for prices and availability. 




Detroit 60 Series DDEC4

Inframe & Cylinder Kits Also Now Available!

Cummins ISB Inframe/Overhaul Kits

*Includes Bearings

Call with engine serial number for price and availability




Younker Bros. now proudly supplies Aervoe Engine and Fleet paint. 

  Younker Bros. Rebuilds Turbochargers! 


Younker Bros is a preferred provider of:
Interstate McBee   FP Diesel

Copyright 2006 Younker Bros.