Note: Click on Part # for wiring diagram.

 

One piece wiring harness's

Picture (click to enlarge)

 Part #

 Description

 Fits

 Price(Cdn $)

277326

 One piece Wiring Harness

 ALL OMC 25-30hp 1954-56

 $250.00

277438

 One pieceWiring Harness

15hp 1956

$200.00

Internal wiring harness's

Picture (click to enlarge)

 Part #

 Description

 Fits

 Price(Cdn $)

 376871

Internal Wiring Harness

 18hp 1957

 $175.00

 

 377281

 Internal Wiring Harness

 18-20hp 1958-71

 $200.00

 377280

Internal Wiring Harness

35-40-50-75hp 1957-60

$250.00

External wiring harness's

Picture (click to enlarge)

 Part #

 Description

 Fits

 Price(Cdn $)

376870

 External Wiring Harness

18hp 1957

$250.00

377283

 External Wiring Harness

18-20hp 1958-76

$325.00

377278

 External Wiring Harness

35-40-50-75hp 1957-60

$400.00

Wiring harness for relay box to dashboard

 

Picture (click to enlarge)

 Part #

 Description

 Fits

 Price(Cdn $)/10ft length

each additional foot

 

277325

relay box to dashboard

4 conductors

1954-56 25 & 30hp

1956 15hp

$90.00

$5.00

 

376872

relay box to dashboard

3 conductors

1957 18hp

$75.00

$4.00
  377282

relay box to dashboard

5 conductors

1958-76 18-20hp $150.00 $7.50

377279

relay box to dashboard

6 conductors

1957-60 35-40-50-75hp

$175.00

$7.50