J & H Diesel Service 
J & H Turbo Service
3401 Hwy 82 East
Greenville, Mississippi  38703


Toll Free in USA

Local and International
Local and International Fax

Diesel Fuel Injection and Turbocharger sales, service and repair for all
major makes and models of diesel engines. 


You Tube Videos
Ambac International
Alliant Power
ATS Turbo Kits
Delphi - Lucas
Detroit Diesel
Garrett Turbos
Holset Turbos
IHI Turbos
John Deere
Schwitzer Turbos
Zexel - Diesel KiKi
Turbo Technical
Other Links
Request for Quote
Used Equipment

Celebrating Our 54th Anniversary
April 1
1961 - 2015
"Our Service is Our Trademark"


Business Hours:
8:00 am - 5:00 pm 
Central Std Time
Monday - Friday




Company Brochure 


Repair Procedure Standards

Diesel Fuel Injection Pumps

Complete disassembly of the fuel injection pump and component subassemblies.  All o-rings, gaskets, and seals are discarded.
Thorough cleaning of all parts in ultrasonic parts washer.  Parts cleaning solvent is then used for final cleaning and lubrication.  Parts are then blown dry with compressed air.
Parts are then inspected and missing, worn or broken parts will be replaced.
Reassembly of these parts to the fuel injection pump, provided the parts meet with the manufacturer's requirements.
All repairs will be done in accordance with the original equipment manufacturer's specifications, and recommended procedures.
Test of sub-assemblies and complete fuel injection pump with the manufacturer's prescribed test equipment and in accordance with the original manufacturer's test specifications.   Injection pumps will be calibrated using a test calibration stand with test nozzles, test lines, and calibration fluid as specified by the manufacturer.  All diesel injection pumps are operated until optimum operating temperature is achieved.
Pump is sealed with caplugs, seal wires attached, and injection pump is painted.


Injectors / Nozzles

Complete disassembly of the injector
Clean and inspect parts
Replace worn parts, springs, and nozzle tip  as needed per manufacturer's specifications.
Set opening pressure to manufacturer's specification, and check for nozzle leak down and nozzle spray pattern.
All injectors are painted and/or given a cold blue treatment to prevent rust and corrosion.



Complete disassembly of the turbocharger
Parts are cleaned with pressure washer, and bead blasted.
Resurface turbine housing mount flange
Wheel and shaft and bearing housing are checked for wear in bearing journals, ring grove, and straightness of shaft.
Replace all gasket, piston rings, seal rings, and bearings
Balance wheel and shaft
Balance compressor wheel
Re-assemble turbo



Home  |  About Us  |  WarrantyCore Policy  |  Shipping Info  |  Contact Us  |  Payment

 Please call 662-378-8711  |  FAX us at 662-332-3561

Back Home Up

2014, J & H Diesel Service, Inc.  Any use, including the reproduction,  modification, distribution, transmission, republication, display, or performance,
of the content on this site is strictly prohibited. Prices subject to change. 

Last modified: 04/20/15