Specs
- Main shaft is .512" O.D.
- Main shaft is 5/16" I.D. in hex pattern
- Housing of seal area is 1.560" O.D.
- Distance from flange at seal area to end of shaft is 4-15/16"
- Gear is 1.23" O.D.
Application
This "HEI" style distributor for 351W comes with a drive gear that works "flat tappet" hydraulic and solid lifter cams. This gear is not compatible with roller cams, and because of the "hybrid" nature of the existing gear, there are no brass or bronze gears available.