Core Plug 30mm Yanmar – 105311-01090

This core plug (freeze plug) is a genuine OEM Yanmar part used in the engine block of GM and YM series.

This is a genuine Yanmar OEM product.

Yanmar OEM Part Number

105311-01090

Compatible Yanmar Engines

GM Series

1GM (7.5 HP)
1GM10 (9 HP)

2GM (15 HP)
2GM20 (18 HP)
2GM20 EU (18 HP)

3GM (22 HP)
3GM30 (27 HP)
3GM30 EU (27 HP)

3HM (30 HP)
3HM35 (34 HP)

YM Series

2YM15 (14 HP)
3YM20 (21 HP)
3YM30 (29 HP)
3YM30AE (29 HP)

Quantity per Engine

1GM / 1GM10 → 2 required
2GM / 2GM20 → 4 required
3GM / 3GM30 → 5 required
3HM / 3HM35 → 5 required
2YM15 → 3 required
3YM20 → 4 required
3YM30 / 3YM30AE → 4 required

Product Information

Core plug / freeze plug
Diameter: 30 mm
Used in engine block

Questions about compatibility or Yanmar engine parts? Our marine specialists are happy to help.