80A-00 1.8 gpm at 4000 rpm ( 1 cyl , 2 cyl, 4 cyl small engines ) for small engines
80A-0 4.0 gpm at 4000 rpm- 3rd most popular
80A-1/2 5.5 gpm at 4000 rpm Next to most popular
80A-1 7.0 gpm at 4000 rpm Most popular
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Reversable, for Belt Drive or Timing Cover Drive .
We buy some good used pumps- call us for details-
We flow pumps- Send yours in if unsure of its performance