It might have been set up for a remote (electric?) fuel pump. Joe Fulton Salinas, CA --- Tom Jennings <tomj@xxxxxxx> wrote: > The (Sig Erson?) cam has .305" lift at the cam, * > 1.5= .4575" at > the valve. About 2" diameter valve (intake). > > I guestimated lift, it might be slightly higher; I > put calipers > across the cam perpendicular to the lobe peak; it > starts ramping > there but it appears to be zero. > > The fuel pump cam was not even ground; it still has > the mold > casting line on it. > > It's black oxide or nitrided. > > > > > > >