Alpha 1 & Gen. 2 Outdrive Parts *Drawings *Videos

T.C. Electronics / Marine ( 416 ) 751-7326 home page

Mercruiser Alpha One gen 2 oil fill and thread repair

Alpha One drain screw repair and outdrive oil fill help

  • Changing Alpha 1 Gen 2 oil or repair thread area
  • Stripped oil screw thread
  • Re tapping the oil thread
  • Tools that you may be required
  • Fill oil to dip stick mark
  • Need tech photos and drawings please see the I need help drawings.

Mercruiser Alpha one lower gearcase repair video. Shows how to remove and fill oil.

Oil fill screw repair and tools required for the repairs.

Time 20 minutes

 Need tech help see Alpha
Repair videos years 1984 to 1990

Outdrive oil pump

Outdrive oil pump

Lower unit oil pump for quart bottle, with 4cc pump and 3/8" - 16 swivel metal fitting.
Flexible hose for hard to reach plugs, and adaptor for all stern drive units.

P/N 401-11245-1 Oil pump $9.89

Impact tool 2

Impact tool-2

Impact tool

Impact tool

Tool that may be required

Tool that may be required

Magnetic drain screw

P/N 21731 Screw 22-67892A1 (includes gasket) $5.00

3/8-16 thread insert

3/8-16 thread insert

Insert compound 680 Loctite

Insert compound 680 Loctite
See tech installation here http://www.loctite.pdf

Thread screw in tool.

Thread screw in tool

Drill required for insert.

Drill required for insert

3/8 National coarse thread set

3/8 National coarse thread set

Recoil® wire thread inserts and tooling systems

Recoil’s range of quality wire thread inserts enable you to produce strong, permanent threads in metals and plastics but are particularly useful for creating strong threads in softer materials such as aluminium

Note product sold by https://www.grainger.com/ in USA and Canada

Dip stick 2

 Dip stick

Top dip stick screw hole 2

Top dip stick screw hole 2

Top dip stick screw hole

Alpha 1 Gen 2 repair thread area

Alpha 1 Gen 2 repair thread area

 Top dip stick screw hole

 Alpha One Generation 2 upper gear-case years 1991 and up

Mercruiser Alpha 1 Generation 2 upper gearcase parts drawing

Generation 2 years 1991 and up
lower unit gearcase

Alpha One generation 2 lower unit parts drawing

Alpha One generation 2 lower unit parts drawing