cn90 » The car is 2004 V70 2.5T with 104K miles. All maintenance up-to-date (Timing Belt at 95K, PCV etc.). Car was serviced exclusively at Volvo dealer. I am the 3rd owner. – Car has slight lifter noise (more than my 2005 XC90 2.5T with 115K, which has exactly the same engine), but overall runs fine, good […]
MVS Contributor Mecheng posts how to make your own formula to approximate DIY Seafoam. You can make Seafoam treatment much cheaper than buying it. This is the reference I used but to simplfy it and give you more info: Typical Seafoam application is 473mL Therefore for a 4:2:1 ratio 270 ml Diesel 135 ml Coleman […]
Longtime MVS Forums member Geevs asks about Amsoil’s Power Foam intake & combustion cleaner, and gets many good responses and alternatives. MVS Contributor kcodyjr… Sucking something in through the manifold causes the engine to stall, and the chemical sits on the pistons and rings. You let it sit, then start it up to burn it off. […]
Using Seafoam on P2 Volvos like S60, V70, XC70 If you’ve looked at my How to Use Seafoam tutorial, you’ve probably noticed that the subject car is my 1997 850 that has a convenient vacuum tree, useful for sucking the Seafoam into the intake (or easily adding a boost gauge). But 2001+ Volvos don’t have […]
The “definitive” answer… from Jim Davis at Seafoam. He sent me three technical bulletins as well as confirming in his email that it can be used as a pre-cleaner before an oil change, as well as after-care for fresh oil between oil changes… in a gas engine. I am cutting and pasting the first bulletin so all can see.