We may receive a commission on purchases made from links. HVAC professionals need a good vacuum pump to evacuate air, moisture, and contaminants from refrigerant lines before recharging older systems ...

Cummins’ 5.9L diesel engines have many wonderful traits, from the simplicity of their design to the durability and reliability of their internal components. However, the powerplants also have parts ...

A fuel pump is a critical component of proper engine operation. For the millions of Pontiac V-8s that left the engine assembly plant, the mechanical fuel pump was the unsung hero that received little ...

This feature follows on from Restoring suck ‘n’ blow, here. Vacuum tanker pumps are simple beasts, so the job is straightforward, yet there are still one or two things to watch. • Don’t throw away the ...