If It's Diesel, We Do It.

DIESEL SPECIALISTS, LTD

Serving the Houston area since 1983.

If It's Diesel, We Do It.

Isuzu Diesel Engine Parts in Houston, TX

When your Isuzu diesel engine needs parts, you need a supplier who knows the engine — not just the catalog. Diesel Specialists, Ltd has been sourcing and supplying Isuzu diesel engine parts in Houston since 1983. We combine deep product knowledge with our in-house repair capability to help you get the right part, correctly identified, at a competitive price — with the technical support to back it up.

Call (281) 446-1230 for a Diagnostic Appointment

REQUEST SERVICE NOW!

Verified, Trusted & Certified.

Need High Quality Diesel Parts?

Get My Parts Quote

Isuzu Engine Parts We Supply

Our Isuzu diesel engine parts inventory and sourcing capability covers the full range of service and repair components:

Pistons, rings, and cylinder liners
Main bearings, rod bearings, and thrust washers
Cylinder head assemblies and gasket sets
Head bolts and fastener kits
Camshafts, lifters, and timing components
Crankshaft and flywheel components
Injectors and injector seals
Injection pumps and fuel system components
Turbocharger assemblies and rebuild kits
Water pumps, thermostat kits, and cooling system components
Oil pumps and lubrication system parts
Gaskets and seal kits — full engine and individual section kits
Belts, tensioners, and idlers
Air filters, oil filters, and fuel filters

Isuzu Engine Models We Support

We supply parts and provide service support for the following Isuzu engine families and models:

3KB1, 4KB1 — older compact industrial engines
3KR1, 4KR1 series
C240 — widely used in forklifts and compact industrial equipment
4BD1, 4BD2 — widely used in industrial equipment and light trucks
4BG1, 6BG1 — generator and industrial series
4HK1, 6HK1 — Tier 3 and Tier 4 industrial series (excavators, cranes, generators) Deutz BF4M, BF6M engine variants
4JJ1, 4JB1, 4JA1 series
6RB1, 6SD1, 6WG1 — large industrial and marine series
Isuzu N-Series, F-Series, and C-Series medium duty truck engines

Don't see your specific model? Call us with your engine model and serial number we source parts for a wide range of configurations.

Applications — Where Isuzu Engines Are Used

Forklifts and material handling equipment (widely used Isuzu C240, 4BD1)
Excavators and construction equipment (Hitachi, Link-Belt, and others)
Diesel generators and genset applications
Medium duty commercial trucks and delivery vehicles
Industrial compressors and power units
Agricultural equipment
Marine diesel engine applications (select series)

Why Source Your Parts Through Diesel Specialists?

40+

Years in Service

4.3★

100+ Reviews

1983

Founded in Houston

12+

Brands Serviced

Customer Reviews

★★★★★

"Whole crew at diesel specialist are amazing go above and beyond!! Get service especially Miriam always so sweet and kind and Debbie and Delbert as will to help bravo!!!"

Alfredo Ortiz

★★★★★

"Great experience with Diesel Specialist LTD. Everyone was really nice, professional, and helpful. They worked fast and didn’t waste time."

Maricela Razo

★★★★★

"I had ordered a few parts that my dad needed and whenever I had to pick them up, Miriam was there and let me just say, she was VERY helpful, attentive and super friendly!"

Julissa Garcia

★★★★★

"Absolutely amazing people. They go above and beyond! Thank you Diesel Specialist"

D Bolden

★★★★★

"I do a lot of business with diesel specialist and they always put you first and have the kindest front desk personal"

Nick Foster

★★★★★

"Ana is the greatest when it comes to any of our needs!! Diesel Specialists is the go to place for any Diesel needs. We drive all the way from Beaumont area to have our diesel needs taken care of!"

Dean Thompson

★★★★★

"They have extensive knowledge and offer all their expertise to help you with whatever you need; they have good parts"

Julio Maldonado

★★★★★

"Mr. Leo IV has always gone above and beyond, Diesel specialists is the place to go!!"

Charles Skelly

Parts Ordering Process

Call or contact us with your engine model, serial number, and the part you need.
Our parts staff confirms the correct part number for your specific engine configuration.
We check stock and provide pricing and availability immediately where possible.
In-stock parts are available for pickup at our Humble, TX facility or can be arranged for delivery.
Special order and sourced parts are ordered immediately and you are notified of ETA.

Call (281) 446-1230

Frequently Asked Questions (FAQs)

We source OEM and high-quality OEM-equivalent aftermarket parts. When you call, let us know your preference — we present both options with pricing and availability so you can make the best decision for your application and budget.

Yes. Bring your engine model number and serial number when you call or visit — this allows us to identify your exact engine configuration and confirm the correct part, especially for engines that have multiple configurations under the same model designation.

Both. Diesel Specialists is a full-service diesel engine repair shop. If you need the part installed, our certified technicians can perform the work at our Humble, TX facility or, for applicable repairs, in the field.

Our machine shop capability and aftermarket sourcing network allow us to address many obsolete part situations — through sourcing equivalent parts, machining worn components back to spec, or engineering workable alternatives. Contact us to discuss your specific situation.

Serving Houston's Isuzu Engine Operators

Our parts counter and service facility at 1215 Carpenter Rd., Humble, TX 77396 serves Deutz engine operators across Greater Houston, including Pasadena, Baytown, Conroe, Spring, The Woodlands, Sugar Land, Katy, and throughout Southeast Texas and the Gulf Coast industrial corridor.