Quick and easy ordering
Quick and easy ordering. Good priced.
By Zac
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
166 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Providing Genuine Cummins Parts Since The Past 10 years
Poor Man's Diesel (poormansdiesel.com) has 166 customer reviews on The Fair Hearing, with an average rating of 4.5 out of 5.
166 approved reviews, newest moderated first
Quick and easy ordering. Good priced.
By Zac
Bought a vacuum pump gasket, the price was cheaper than everyone else, and was shipped and arrived a day earlier than expected.
By Jason P.
Quality part and fast shipping. Would order from them again!
By Nicholas H.
Excellent customer care
By Sam C.
Great parts great prices great customer service
By Frank S.
Quick and affordable !
By Micheal P.
No one answered my questions and have to buy it again, course on different company. 😔😔😔😔😔😔😔😔😔😔😔😔😔😔😔😔😔 Could someone tell me how can I know if my order has been corrected and shipped to the address I gave? The address where I need the parts is as follows. 844 Nancy Rose St. Houston TX 77015. The parts order is in the name of María Elsa Vásquez Amador. Part number is as follows. 3927154. I would greatly appreciate your response. Sinceresly J&J movers. Sent from my T-Mobile 4G LTE Device -------- Mensaje original --------
By María V.
Genuine Cummins parts delivered quickly at a fair price.
By Anon