Mercury Marine Catalog - Tools & Accessories

Flywheel Holder Mercruiser 91-52344

Use to hold flywheel for the removal and reinstallation of the flywheel nut.

This flywheel holder is specified in the Mercury service manuals however it will work for many outboard flywheels, including Johnson, Evinrude, Suzuki, Honda, Chrysler, Force, Mercury, Mariner, Yamaha, Sport Jet, etc..

Supersedes: 91-45246

Forward Gear Assembly Tube 91-815850

Installs and removes the forward gear of the Alpha One and Alpha One Gen II counter rotating gear cases.

Forward Gear Bearing Cup Puller Shaft 91-31229

5/8 in. x 18 in. (15.875 mm) long threaded rod.

Front Bearing Guide 91-805470

Guides installation of front bearing into Bravo One, Bravo Three and Blackhawk drive units.

Front Main Bearing and Camshaft Bearing Puller 91-801333508

Removes and installs the camshaft bearings and the front main bearings.

Fuel Fitting Connector 91-18078

The connector is installed between the fuel line and the carburetor on 2-barrel MerCarb and 4-barrel Weber carburetors. Can also be used on the inlet side of VST on EFI/MPI models also.

Fuel Pressure Gauge Adaptor Kit 91-803135

Allows up dating 91-16850A 2 and older Fuel Pressure Gauge Kits. Adapts the gauge to fit either the Mercury MerCruiser or the GM shrader valve. This adaptor kit is included with the Fuel Pressure Gauge Kit 91-881833A2

Fuel Pressure Tee 91-806901

The Tee can be installed between the fuel line and the fuel pump to measure pressure on 2-barrel MerCarb and 4-barrel Weber carburetors, or TBI models. Use with 91-16850A1, A2, A3 or A7 Fuel Pressure Gauge.

Gear Lash Flag 16/19 91-865116

Aids in checking the gear lash for 16/19 tooth gears in the driveshaft housing.

Gear Lash Flag 23/30 91-865082

Aids in checking the gear lash for 23/30 tooth gears in the driveshaft housing

Gear Lash Flag 27/32 91-865080

Aids in checking the gear lash for 27/32 tooth gears in the driveshaft housing.

Gimbal Bearing Installation Collar Number 3 91-30366T1

Use with 91-29310 Plate Puller, 91-37323 Driver Rod and 91-32335T Bearing Head to install the gimbal bearing in Alpha, MC-1 and Bravo drive units.

Supercedes: 91-30366, 91-303661

Guide \ Puller Tool 91-90774

Presses the bearing cone onto the Alpha One Gen II drive shaft housing pinion gear.

Guide Insert 91-805473

Use with Vertical Guide Tool and Vertical Shaft Service Tool to set the drive shaft preload on Blackhawk drive unit.

Guide Plate 91-816243

Centers the rod used to drive in the front bearing on the Alpha One Gen II counter rotating gear case.

Mercruiser Harness Kit 91-884793A1

Hinge Pin Tool 91-78310

Removes and installs the hinge pins from all Mercury MerCruiser drive units.

Mercruiser Holder 91-83163M

Idle Mixture Socket 91-86197

Turns the idle mixture screws on the Rochester 4-barrel carburetors.

Ignition Timing (EST) 91-818812A1

Use to lock the 3.0L / LX EST ignition system in timing mode to set the initial ignition timing.