Duramax Water Pump Bypass 1997 Elevate your 12-valve Cummins performance

Elevate your 12-valve Cummins performance with our Conical Beehive Valve Springs (155 lbs seat pressure)—an essential upgrade for improved reliability

You can run these springs without valve stem seals

This will work for any year 6

The 7030313 increases your overall fuel-carrying capacity by 23 gallons allowing you to go further without worrying about your fuel levels

They are simple to install and will help improve your turbo performance

Duramax Water Pump Bypass 1997 Elevate your 12-valve Cummins performanceFor years high performance Duramax diesel engines have suffered from water pump failures. As the rpm limits have been pushed higher and higher, little attention has been given to the fact that the water pump is capable of pumping far more water than can flow through the block and cylinder heads. As the rpm increases, so does the pressure between the pump and the block. Once this pressure meets a critical point, something has to give, it could be any