buell s1 lightning '97 Manuel

Lubricate all parts with Harley-Davidson 20W50 engine oil,
and proceed as follows:

1.

See 

 The original retaining ring (3) is left in

place to avoid damaging the bearing bore of the left
crankcase half (6). Verify that gap in retaining ring is
aligned with oil supply hole in bearing bore of left crank-
case half.

NOTE

See 

 USE 

 to install left and right outer races (4, 5) of sprocket

shaft tapered roller bearings into left crankcase half (6).
Always install left outer race (4) prior to installing right outer
race (5); the installer base (1) is usable only when you follow
this sequence of race installation.

2.

Insert “SPORTSTER” end of installer base (1) into
inboard side of left crankcase half (6) bearing bore until
base contacts installed retaining ring (3). 

3.

Position left outer race (4) over bearing bore on outboard
side of left crankcase half (6).

4.

Insert shaft of installer plug (2) through left outer race (4)
and into installer base (1). Press race into bore until
firmly seated against retaining ring (3).

5.

Insert “SPORTSTER” end of installer base (1) into out-
board side of left crankcase half (6) bearing bore until
base contacts outboard surface of installed left outer
race (4).

6.

Position right outer race (5) over bearing bore on inboard
side of left crankcase half (6).

7.

Insert shaft of installer plug (2) through right outer race
(5) and into installer base (1). Press race into bore until
firmly seated against retaining ring (3).

NOTE

See 

sprocket shaft tapered roller bearings and seal.

8.

See 

 Place bearing cone (3), small end

upward, over end of sprocket shaft. Position spacer (2)
over sprocket shaft with (radius) rounded end downward.
Thread nut driver (1) on sprocket shaft. Turn nut driver
onto shaft until nut bottoms at end of threads. Remove
nut driver and spacer (2).

9.

See 

5 and 6) until bearing cone bottoms against the shaft
shoulder.

10. See 

 Position left crankcase over sprocket

shaft so that the shaft is through the bearing cups in the
bearing bore. Place the spacer that determines end play
(item 6 in 

) over sprocket shaft. Position left

bearing cone over end of shaft with small end downward.
Place spacer (2) over sprocket shaft with flat end down-
ward. Thread nut driver (1) on sprocket shaft. Turn nut
driver onto shaft until threads bottom. Remove nut driver
and spacer. See 

 Install spacers (3, 4 and 5)

and nut driver (1) in same manner, and tighten until bear-
ing cones and spacer are drawn together.

11. Remove nut driver and spacer.

2812a

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