Gimbal Ring Stuff
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here for Alpha and Bravo replacement instructions
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here for TR and TRS replacement instructions
Square to Spline
Upper Swivel Shaft
This is
MerCruiser # 88302A2. It has a square on the bottom for the gimbal ring and a
spline on the top for a splined steering lever. This shaft is used with
replacement gimbal rings on Pre-Alpha drives with gimbal housings ending with ser #
6,225,577
( Approximately 1976 - 1983 ). It will not fit Alpha One, Generation
II or Bravo drives.
Shipping Wt. 1
1/2 Lbs.
: Order # 02A2
Please note ! These 2 shafts are not
interchangeable because the lower bearings have different inside & outside
diameters.
Above shaft lower needle bearing is 1.000 inside
& 1.250 outside diameter.
Lower shaft lower S.S. bushing is 1.125 inside & 1.284 outside diameter.
Square to Square
Upper Swivel Shaft
This is
MerCruiser # 98230A1. It has a square on the bottom for the gimbal ring and a
square on top for a square steering lever ( pictured below ). This shaft
is used on Alpha One gimbal housing beginning with ser # 6,225,577. It will also
fit all Bravo & Generation II drives.
Note
"A" - MerCruiser no longer drills the 1/4 diameter grease hole down
thru the center of this shaft.
Shipping Wt. 1
1/2 Lbs.
: Order # 8230
This
is MerCruiser # 866322A01
( Old # 98262A1). It is the square to square steering lever which fits
inside of the gimbal housing. If the cross pincher bolt becomes loose it will
wear the square inside of the lever making it impossible to tighten it enough to
take the slop out.
: Order # 6322
This is
MerCruiser # 11- 826713-23 upper swivel shaft lock nut ( old # 11- 25599 ). It is
threaded onto the top of the upper swivel shaft and is used to pull up on the
gimbal ring to obtain the .005 to .010 clearance required on the lower ear of
the gimbal housing.
We grind 6
notches in the corners of the lock nut so you can use a screwdriver to install
the new nut.
It is recommended
running the new nut down onto the upper swivel shaft to cut threads into the
nylon before installation.
: Order # 6713
This is
MerCruiser # 26-41607 upper swivel shaft seal. Each square to square upper
swivel shaft takes (2) of
these seals. (1) is pressed above the stainless steel bushings shown below and
(1) is pressed below the bushing. They keep the lake water from entering the boat. This seal is for
the square to square upper swivel shaft only.
: Order # 1607
This is
MerCruiser # 23-98357 stainless steel upper swivel shaft bushing. It is
the larger of 2 bushings pressed into the upper gimbal housing for the square to
square upper swivel shaft.
: Order # 8357
This is
MerCruiser tool p/n 91-43578. It is used to install (2) stainless steel bushings
and the thin seal into the top of the gimbal housing on Alpha One drives serial
# 6,200,000 & up, all Generation II drives and all Bravo drives.
The bottom of
this tool is used to install the (2) bushings into the sides of Bravo gimbal
rings. ( Alpha & Gen II do not have side bushings ).
This tool will
not fit Pre-Alpha and Alpha gimbal housings below serial # 6,200,000. These
units have needle bearings which are a different diameter.
: Order # 9864
This is
MerCruiser # 23-99352 nylon bearing. It is pressed into the bottom of the gimbal
ring. Early models had a set of needle bearings with a grease fitting. This
bearing requires no grease and will not fit gimbal rings which have needle
bearings with grease
fittings. This bearing will not fit TR , TRS or Bravo Magnum gimbal rings.
Outside diameter
1.125
Inside diameter .875
Length 1.250
: Order # 9352
This is a driver
for the above nylon bushing. It will not fit gimbal rings which have needle
bearings and grease fittings because the outside diameters are different.
Click
here for installation tool kit.
: Order # 1250
Click
here for Alpha and Bravo replacement instructions
Click
here for TR and TRS replacement instructions
This is
MerCruiser # 91- 86191A1 hole saw. It is used to drill (2) access holes at the top of the gimbal housing for removing the gimbal ring.
This hole saw is 1 1/8 inch diameter and requires a 1/4 pilot hole to be drilled
to pilot this saw.
: Order # 5555
This is a 1"
11 1/2 pitch national pipe tap. It is used to thread the (2) access holes which get drilled
at the top of the gimbal housing for removing the gimbal ring. This tap is
actually larger than 1 inch and requires a 1 1/8 hole to be drilled.
: Order # 0036
This is
MerCruiser # 22-88847. It is used to plug the (2) access holes which get drilled
at the top of the gimbal housing for removing the gimbal ring. These are sold in
a package of (1) each.
: Order # 8847
This 5/8 hex tool
is used to remove/install the above 1" plastic hole plugs. Install one end
of this tool into the plug and use a 5/8 socket on the other end.
: Order # 0080
Upper Swivel Pin Pullers
These tools are
used with a 5/8- 18 threaded rod ( not included ) or at the end of your slide
hammer with the same size thread. They are for removing the upper swivel pins.
This one is
Quicksilver p/n 91-38919. It has a 1/4 pipe thread on the end and is use on
upper swivel pins which have a spline in the top of the gimbal ring. These older
splined swivel shafts also are split in half at the bottom and have a pipe plug
with an Allen screw used to expand the split splined shaft. This tool may not
completely fit the threads without removing the Allen screw.
Don't forget to
remove (2) cross bolts to allow this upper swivel shaft to come out.
A 5/8-18 slide
hammer or threaded rod is required to pull on
( not included ).
: Order # 8919
This
one is Quicksilver p/n 91-63616T. It has a 7/16-14 thread on the end and is use
on upper swivel pins which have a square in the top of the gimbal ring.
A 5/8-18 slide
hammer or threaded rod is required to pull on
( not included ).
: Order # 9859
