Mark Sheets - Heavy Duty

05/19/2023

https://youtu.be/9FgKrvhawtU

06/14/2022

04/19/2019

It's time to service your irrigation engines! Those who want them to last use Baldwin filters and high quality ASHLESS engine oil. We do barrel and bulk deliveries

07/30/2018

Are you still finding yourself changing your fuel filter too often? This is one of the first signs of microbial contamination. The ONLY way to kill these microbes is with biocide ☣️

Power Service is a Made-in-Texas trusted brand, and we carry the full line of PS products.

If you are dealing with nasty microbes, stop in for some Power Service BIOKLEEN Diesel Fuel Biocide!

It KILLS & CLEANS
we have seen results and we are STOCKED 👍👍

07/20/2018

Happy 42nd Birthday to Matilda! 🎉
The bicentennial 1976 A Model Kenworth has been driven over 2 million miles by Spearman's own Rodney Farber since 1978. Stop by the shop to read the full article!

07/06/2018

Did you get an HD flier in the mail? Good news: Baldwin B99 filters are only $12.50!

(sale price effective Jun-Aug 2018)

07/04/2018

🇺🇲 Happy Independence Day️! 🇺🇸️
from Heavy Duty

06/29/2018

Are you having to replace your fuel filter more often than you'd expect? Your fuel tank may be victim to "Diesel Fuel Algae" Not actually algae, but mold and bacteria can thrive in there! Here are some signs you may need to "Killem"

Diesel Fuel contamination by microbes, fungus, and bacteria can create big problems for diesel engines.

06/20/2018

check out these good-lookin' vehicles! Have you ever seen any of these on the road?

The most unlikely cars get converted to station wagons, or "estates" as the British call them. Meet the Mustang, Corvette, Cadillac and T-Bird grocery getters.