Alpha 1 and Generation 2 Outdrive Parts Drawings

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Alpha 1 & Generation 2 welch plug upper gearcase part

Mercruiser Alpha One stern drive welch plug for upper gear case

  • OEM # 46020-1
  • Alpha One welch plug 1-1/4" O.D.
  • Item number 40 with exploded view illustrated photo

Tech support exploded view drawings
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22031 welch plug 1.250 inch

22031 welch plug 1.250 inch

P/N 22031 Welch plug $4.29