TECH STUFF

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POINT GAPS
ANY MODEL  F-M     MAGNETO   .015 IN.
K/P/S/SPORTSTER   UPRIGHT DISTRIBUTER  .020 IN.
S/SPORTSTER OR EVO WITH POINTS, SIDE MOUNTED DISTRIBUTER   .018

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PLUG GAPS
MAGNETO    .020 IN.
BATTERY 4 POINTS .O30
ELECTRONIC   .040
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CHAMPION / HARLEY PLUGS CROSS REFRENCE
CHAMPIONS                                     HARLEYS
  PLUGS                                                PLUGS
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H10C...                                2,3,4,5... ALL SPORTSTERS 52-79E
H8C...                                  4-5,4R5... ALL SPORTSTERS 79L-85
J12YC...                               2,3,3-4,4,5... ALL BIG TWIN 48-74
N12YC...                              5-6,5A6,5R6... ALL BIG TWIN 75-78E
RN12YC...                            5R6,5RL,5A6A
RN12YC...                            5R6A... BIG TWIN 78L-84
RN12YC...                            5R6A... BIG TWIN EVO. 84 UP
RN6C...                                6R7... XR 1000 83-85
RN12YC...                            6R12... EVO.SPORTSTERS  86 UP
 
BOSH PLATINUMS FOR SHOVELS
LONG REACH ('75 AND UP) WR8DP
SHORT REACH('74 AND EARLIER) WR9FP
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CHAIN ADJUSTMENTS
PRIMARY CHAIN
5/8 TO 7/8 CHAIN SLACK COLD
3/8 TO 5/8 CHAIN SLACK HOT
REAR CHAIN    1/2 IN. SLACK
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70 TO 78  SHOVEL TORQUE SPECS
MOTOR                                   FT LBS
CYLINDER HEAD BOLTS                 65    
CYLINDER BASE NUTS                   32-36
ROCKER ARM COVER NUTS          12-15
TAPPET ADJUSTING LOCK NUTS   10
CRANKCASE STUD NUT                 12-15
CRANKCASE BOLT                         22-26
OIL PUMP COVER BOLT/NUT          45-50
CRANK PIN NUTS                            200
PINION GEAR SHAFT NUT               35-45
PINION SHAFT NUT                         140-160
SPROCKET SHAFT NUT
1970-71                                          170
1972-LATER                                   400
TRANNY                             FT LBS
MAINSHAFT BALL BEARING NUT     6-9
COUNTERSHAFT NUT                       55-65
CLUTCH HUB NUT                             13-16
TRANS SPROCKET LOCKNUT         140-150
PRIMARY CHAIN CASE BOLTS        18-22
STARTER COVER NUTS                  13-16
FORK SHAFT NUT                            25
SHIFTER FINGER                              50-60
COUNTERSHAFT NUT                      55-6
 MISC.                             FT LBS
SPARK PLUGS                                 18-22
AXLE NUTS                                      50
ADV.CAM BOLT  (BREAKS EASY)  20-24
STARTER THROUGH BOLT              20-25
SPROCKET MOUNT BOLTS / NUTS  34-42   
DISC BRAKE BOLTS         
1978   16 IN.  WHEEL                        21-27 
1978   19 IN. WHEEL                         16-19
1974-77                                            10
1972-73                                            35
WHEEL MOUNT BOLTS DRUM BRAKE  50-55
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 LIGHT BULBS
HEADLIGHTS                                                BULB #
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5 3/4 INCH   12 VOLT STANDARD                   4467
7 INCH         12 VOLT STANDARD                   6015
5 3/4 INCH   12 VOLT HALOGEN                     H4467
7 INCH         12 VOLT HALOGEN                     H6015
5 3/4 INCH    6 VOLT STANDARD                    4020
7 INCH         6 VOLT STANDARD                     6006
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TAILIGHT / STOPLIGHT
12 VOLT                                          1157
6 VOLT                                           1154
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FRONT RUNNING TURN SIGNAL 12 VOLT      1157
REAR TURN SIGNAL  12 VOLT                        199
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 FORK OIL REFILL
QTY. OUNCES   /  MODEL    /   YEARS
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4.5           SPORTSTERS       52-69  
5.0           SPORTSTERS       73-83
                 FX                        78 1/2-83
5.4           SPORTSTERS       84 UP
5.5           SPORTSTERS       70-72
                 FX                        TO-78 1/2
5.8           FXB                       84-85
6.3           FXR                       84-87
6.5           FLH                       49-78 1/2
7.0           FXRT / FXRD         83-87
7.8           FLT / FLHT            80-83
                 FLH                        78 1/2-UP
9.0           XLH HUGGER       88-UP
9.2           FXR                        88-UP
                 FXLR                     87-UP
9.3           FXST / FXWG       80-84
10.2         FXST / FXWG       85-UP
10.5         FLT / FLHT            84-UP
                 FXRT / FXRS        88-UP
                 SPORTSTERS     88-UP
                 FXRSE                   87
11.5         FLST                     
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TAP / DRILL BIT CHART
 
TAP SIZE THREADS PER INCH DRILL BIT SIZE TAP SIZE THREADS PER INCH DRILL BIT SIZE
No. 5 40 39 1/2" 13 27/64"
No. 5 44 37 1/2" 20 29/64"
No. 6 32 36 9/16" 12 31/64"
No. 6 40 33 9/16" 18 33/64"
No. 8 32 29 5/8" 11 17/32"
No. 8 36 29 5/8" 18 37/64"
No. 10 24 25 3/4" 10 21/32"
No. 10 32 21 3/4" 16 11/16"
No. 12 24 17 7/8" 9 49/64"
No. 12 28 15 7/8" 14 13/16"
1/4" 20 8 1" 8 7/8"
1/4" 28 3 1-1/8" 7 63/64"
5/16" 18 F 1-1/8" 12 1-3/64"
5/16" 24 1 1-1/4" 7 1-7/64"
3/8" 16 5/16" 1-1/4" 12 1-11/64"
3/8" 24 Q 1-1/2" 6 1-11/32"
7/16" 14 U 1-1/2" 12 1-27/64"
7/16" 20 W

 

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SOME MODEL CODES
SPORTSTERS
XL - 4-SPEED SPORTSTER
XL883 - SPORTSTER HUGGER
XL883C - SPORTSTER 883 CUSTOM
XL1100 - SPORTSTER 1100
XL1200  SPORTSTER 1200
XL1200C - SPORTSTER 1200 CUSTOM
XL1200S - SPORTSTER 1200 SPORT
XLCH - SPORTSTER 4 SPEED KICKER
XLCR - SPORTSTER CAFE RACE 1000
XLH - SPORTSTER 4 SPEED ELECTRIC START
XLH 883 - SPORTSTER 883 HUGGER
XLH 1200- SPORSTER 1200
XLH 1200S - SPORTSTER SPORT
XLS - SPORTSTER 4 SPEED ROADSTER
XLX - SPORTSTER 4 SPEED 1000 IRONHEAD
XR1000 - SPORTSTER XLH WITH XLR HEADS
TOURING BIKES
FL , FLH -  FOUR SPEED DRESSER
FLHS - 4 SPEED ELTRA GLIDE
FLT -  WITH WINSHEILD AND LESS OPTIONS S,SPORT
FLHR - ROAD KING
FLHRCI - ROAD KING CLASSIC
FLHS - ELECTRA GLIDE SPORT
FLHT - ELECTRA GLIDE STANDARD
FLHTC - ELECTRA GLIDE CLASSIC
FLHTCUI - ELECTRA GLIDE ULTRA CLASSIC
FLT- RUBBER MOUNTED DRESSER
FLTC - RUBBER MOUNTED DRESSER CLASSIC
FLTCU - RUBBER MOUNTED DRESSER CLASSIC ULTRA
FLTR - ROAD GLIDE
FLTRI - ROAD GLIDE WITH ACCESSORYS
FLTRSEI - SCREAMING EAGLE ROAD GLIDE
DYNA GLIDE , FX , SUPERGLIDE
FXB - STURGIS BELT
FXD - DYNA SUPERGLIDE
FXDG - DYNA GLIDE,STURGIS
FXDL - DYNA LOW RIDER
FXDS-CON - DYNA CONVERTIBLE
FXDWG - DYNA WIDE GLIDE
FXDX - DYNA SUPERGLIDE SPORT
FXDXT - SUPERGLIDE T SPORT
FXE - SUPERGLIDE ELEC START
FXEF - FATBOB
FXLR , FX - LOW RIDER EVO
FXR - RUBBER MOUNTED SUPERGLIDE
FXRDG - DISC GLIDE
FXRP - POLICE OR PURSUITE
FXRS - FXR SPORT
FXRS-CON - FXR SPORT CONVERTIBLE
FXRS- SP -LOW RIDER SPORT
FXRT - FXR TOURING
FXS - LOW RIDER SHOVEL
FXSB - LOW RIDER BELT
SOFTTAILS
FXST - SOFTTAIL STANDERD
FXSTB - NIGHT TRAIN
FXSTBI - NIGHTTRAIN  FUEL INJ.
FXSTC - SOFTTAIL CUSTOM
FXSTD - SOFTTAIL DEUCE
FXSTS - SOFTTAIL SPRINGER
FLST - SOFTTAIL HERITAGE
FLSTC - SOFTTAIL HERITAGE CLASSIC
FLSTF - FAT BOYS
FLSTN - NOSTALGIA
FLSTS - SOFTTAIL HERITAGE SPRINGER
 
 
 
 
 
 

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