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540
4-Speed 
Transmission
Acorn
Cap
8113-20
8406-1 
Chrome 
Oversized (F)
8407-1 
Cadmium  Oversized (F)
H. Replica Transmission Filler Plug is available in chrome 
plated steel or brushed aluminum. It fits 1958-80 Big Twins.
VT No. 
Finish 
Brand
9400-1  Chrome Colony
9401-1 
Aluminum Colony
37-9081 Chrome V-Twin
37-9080 Alloy 
V-Twin
Transmission Fill Plugs.
A. Fill Plug will fit all 1940-84 Big Twins.
VT No. 
Finish
7351-2 Chrome
B. Cap Style Plug fits 1940-84.
8801-2 Chrome
E.-F. Stock Plug is available in standard or oversize self tap-
ping. Fits 1936-up Big Twin.
VT No. 
Finish 
Type
8118-1 
Chrome 
Standard (E)
7616-1 
Cadmium  Standard (E)
9700-1 
Parkerized  Standard (E)
A
B
E
H
F
Transmission Side Cover and Clutch Arm Nut Kit fits all 
1936-84 Big Twins. 
VT No.  
Type 
   
Finish
7112-19 
Acorn  Style   
Chrome
8442-19   Cap Style      
Chrome
8113-20   Hex Stock     
Cadmium 
8112-20   Hex Stock     
Chrome 
8112-20T   Hex Stock     
Chrome 
9671-20 
Hex Stock     
Parkerized
9671-20T  Hex Stock     
Parkerized
8751-19   Extra Deep Thread for Long Studs on
 
late models Acorn style
8752-19   Same As Above, Cap Style
7112-19
4-Speed Kick Starter Cover Stud Set.
VT No. 
OEM 
Piece  Years 
Type
12-2108 
33298-36 
9  
1936-64 
VT
17-1488 
As Above 
Parkerized
17-1489 
Zinc 
9  
1936-64 
VT
12-2109  33298-36  7  1965-85 VT
 
24823-80 2
9637-13  33298-36  9  1936-84 Colony
 
24818-52 4  Parkerized
Magnetic Drain Plugs prevent metal particles from circulating 
through engine, transmission cases and oil tank.
VT No.  OEM 
Size 
Use
37-0096 707 
¹⁄₂
 - 13  74 Transmission
37-0097 700 
³⁄₈
 - 24  Big Twin Case Plug 74 and 80
37-0095 60348-65A ¹⁄₂ - 20  74 and 80 Inner Primary
37-0098 720 
⁵⁄₈
 - 18  Oil Tank and Time Hole
37-8934 734-739  ¹⁄₈ - 27  NPT 1987-89 Big Twin Primary   
 
 
 
Transmission, FXST-FXR
37-0099 739A 
¹⁄₈
 - 27  NPT 1990-03 Big Twin
   
 Transmission
37-8961 718 
¹⁄₄
 - 18  NPT Chain Cover
37-9217 722 
³⁄₈
 - 18  FXR Drain
B
A
Drain Plugs
37-0095
4-Speed 
Trans
Plugs
Engine and Transmission Drain Plugs.
A.
 Chrome dome head plug with an oversize thread and one 
tap for rethreading the stripped out drain hole. Fits 1965-up 
Overhead Valve Big Twin and 1967-up Sportster.
VT No. 
Type
7502-2 
Plug and Tap
7503-1 
Plug Only
B. Stock style of drain plug and brass gasket used on Sportster 
transmission and motor case also oil tank with 
1
/
2
”-13 thread.
VT No. 
Finish
8494-1 Chrome
8494-1T Chrome
8495-1 Cadmium
15-0194  Brass Gasket
37-8934
12-2108
17-1488