The walbro is an in-tank unit and it is pretty noisy when the tank gets low on fuel. The fuel cools it and keeps it quiet when it is submerged.


Former owner of '99 CSVT - Silver #222/2760 356/334 wHP/TQ at 10psi on pump gas! See My Mods '05 Volvo S40 Turbo 5 AWD with 6spd, Passion Red '06 Mazda5 Touring, 5spd,MTX, Black