OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives

Mercruiser Alpha 1 Gen 2 outdrive tools

Alpha One Generation 2 outdrive and bell housing repair tools

Last updated on 11/4/2021, 7:13:36 PM

  • Bell housing repair
  • Gimbal bearing and engine alignment tools
  • Bearing retainer wrench
  • Outdrive pinion bearing and installation and removal
  • Adhesive glue and compounds
  • Install / removal repair video located at bottom of page

Mercruiser Alpha 1 Gen 2 outdrive tools

Lower Unit

Description
OEM number

Price
(USD)

Price (Canadian)

outdrive tools

90110 Shift cable

P/N 90110 GLM Marine aftermarket stern drive gimbal housing tool used to remove and install shift cable on Mercruiser outdrive units.

OEM: 91-12037

$33.95

$44.95

exhaust bellows

90360 Bellows expander

P/N 90360 Expander Installs

The exhaust bellows on the MC-1, R. MR and Alpha 1 outdrive units

OEM 91-45497A1

$129.95

$165.95

hinge pin tool

90200 Hinge Pin

P/N 90200 hinge pin

Removes and installs hinge pins from bell housing

OEM: 91-98310

$17.95

$23.95

outdrive tools

90100 Bearing retainer wrench

P/N 90100 Spanner nut wrench / bearing retainer wrench.

Installs and removes drive shaft bearing retainer on
MC-1/R/MR/Alpha 1/Alpha 1 Gen 2, Blackhawk, and Bravo

OEM: 91-17256

$75.95

$99.95

outdrive tools

90190 Bearing carrier retainer wrench

P/N 90190 Bearing carrier retainer wrench.

Removes and installs bearing carrier retainer nuts on
MC-1/R/MR/Alpha One/Alpha One Gen 2, Bravo and TRS drive units

OEM: 91-61069T

$97.95

$128.95

90220 Drive shaft adaptor

P/N 90220 Drive shaft adaptor.

Provides a wrench surface to turn the drive shaft on MC-1/R/MR/Alpha 1/Alpha 1 Gen 2 drive units

OEM: 91-56775T

$35.95

$46.95

90240 Drive shaft bearing retainer wrench

P/N 90240 Drive shaft bearing retainer wrench.

Removes and installs threaded bearing retainer on
MR/Alpha One/Alpha One Gen 2 sterndrives

OEM: 91-43506

$37.95

$49.95

90330 Shimming

P/N 90330 Shimming

$252.95

$333.95

90480 Drive shaft adaptor

P/N 90480 Drive shaft adaptor.

For OMC Cobra driveshaft ONLY.

$63.95

$83.95

90295 Removal and installation tool

P/N 90295 Pinion bearing removal & installation tool assembly.

Installs & removes pinion bearing on
MC-1/R/MR/Alpha One/Alpha One Gen 2 drive units

Contents: 90260, 90270, 90280, 90290

$85.95

$112.95

90260 Pinion bearing installation tool

P/N 90260 Pinion bearing installation.

Fits the pinion bearing (must remove paper cone)
to avoid crooked seating of the bearing that causes gears to break or make noise

OEM: 91-38628T

$39.95

$52.95

90270 Driver head

P/N 90270 Driver head.

Removes pinion bearing from MC-1/R/MR/Alpha One/Alpha One Gen 2

OEM:91-36569T

$19.95

$25.95

90280 Puller rod

P/N 90280 Puller rod.

Used with No. 90260 & 90270 to install & remove pinion bearing

OEM:91-31229

$28.95

$37.95

90290 Spacer

P/N 90290 Spacer.

Fits No. 90280 to install pinion bearing

$27.95

$36.95

outdrive tools

Keen 75057 Scotch brite polishing wheel

P/N Keen 75057 3″ Scotch brite polishing wheel.

Used for the inside upper gearcase bearing area.

For Alpha One Gen 2 outdrives.

$29.95

$39.95

146519 Piston ring installer

P/N 146519 Piston ring installer. Used to line up a bearing during bearing and yoke installation

$29.95

$39.95

90180 Drive gear shimming tool

P/N 90180 Driven gear shimming tool. Measures upper driven gear clearance on MC-1/R/MR/Alpha One/Alpha One Gen 2

OEM: 91-60526T

$338.95

$446.95

90050 Engine alignment

P/N 90050 Engine alignment tool.

Aligns engine and drive unit during installation

OEM: 91-57797A3

$120.95

$159.95

90170 Drive gear shimming

P/N 90170 Drive gear shimming.

Measures upper drive gear clearance on
MC-1/R/MR/Alpha One/Alpha One Gen 2

OEM:91-60523

$190.95

$251.95

outdrive tools

90150 Universal puller plate

P/N 90150 Universal puller plate.

Pulls gears and bearings
OEM:91-37241

$119.95

$157.95

90140 Shift shaft bushing

P/N 90140 Shift shaft bushing tool.

Removes and installs the shift shaft bushing in the gear case of
MC-1/R/MR/Alpha One drive units

OEM:91-31107T

$22.95

$29.95

90160 Pinion gear shim tool

P/N 90160 Pinion gear shimming tool.

Measures pinion height of
MC-1/R/MR/Alpha One/Alpha One Gen 2 drive units

OEM: 91-56048T

$295.95

$390.95

90210 Pinion nut adaptor kit

P/N 90210 Pinion nut adaptor kit.

Holds pinion nut when removing pinion gear and drive shaft on
MC-1/R/MR/Alpha 1/Alpha 1 Gen 2. Comes with one GLM #90220 drive shaft adaptor.

OEM:91-61067A3

$210.95

$277.95

90230 Prop shaft adaptor

P/N 90230 Prop shaft adaptor.

Provides a wrench surface to turn the propeller shaft on
MC-1/R/MR/Alpha One/Alpha One Gen 2, Bravo, and TRS drive units

OEM:91-61077T

$38.95

$50.95

90061 Prop wrench

P/N 90061 Prop wrench.

1-1/16 inch

OEM: Mercury 91-859046M4

$13.95

$17.95

90062 Prop wrench

P/N 90062 Prop wrench.

15/16 inch

Mercury 91-859046M3

$13.95

$17.95

90063 Prop wrench

P/N 90063 Prop wrench.

Provides 13/16 inch

Mercury 91-859046M2

$13.95

$17.95

90064 Propeller Wrench

P/N 90064 Prop wrench.

9/16 inch

Mercury 91-859046M1

$13.95

$17.95

90065 Prop wrench kit

P/N 90065 Prop wrench kit

1-1/16 inch

For Mercury, Mariner. Force V4 & V6 and all Mercruiser. Honda BF75-BF130

OEM Mercury 91-8218871

$19.95

$25.95

90066 Prop wrench kit

P/N 90066 Prop wrench kit

15/16 inch

For Mercury, Mariner and Force Outboard 30-65 HP
70 HP 3 cylinder 1989 and older. 15-25 HP 4 stroke

OEM Mercury 91-856639A1

$21.95

$28.95

90095 Prop and bearing carrier puller

P/N 90095 Prop and bearing carrier puller.

Capacity 5 Tons (min).

For Mercruiser all style bearing carrier and most prop.

$89.95

$118.95

Compounds:

Photo

Description
OEM number

Price
(USD)

Price (Canadian)

exhaust bellows glue

92-861166Q Adhesive glue

P/N 92-86166Q1 Bellows glue / adhesive. Replaces Sierra 18-9031.

$19.00

$23.00

outdrive tools

609 Loctite

P/N 609 609 Loctite for oil seals. Low viscosity and fast drying. Small tube is enough for one complete stern drive. Adds 3000 psi of holding power.

$9.95

$11.95

680 Loctite

P/N 680 680 Loctite. Highest retaining strength, adds 3700 psi of holding power. It is recommended to use the 680 instead of the 609 if you need to offset seals from original position onto a shaft. Small container is enough for a complete stern drive and future repair jobs.

$9.95

$11.95

outdrive tools

680 Loctite

680 Loctite Retaining compound
.34 FL.OZ. (10ml) bottle

$29.95

$36.95

exhaust bellows, Seal Kits

508235 OMC Johnson sealing compound - 4 oz

P/N 508235 Gasket compound (4oz/118 ml) – used for bell housing gasket, o-rings

$22.95

$27.95

Engine water pump, M 508235 Engine Overhaul Gasket Set

508235 OMC Johnson Compound - 16 OZ (471ml)

P/N 508235 Gasket compound – 16 FL. OZ (470 ml). This is used on the o-rings and gaskets when re-sealing the outdrive.

$29.95

$38.95