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1000
Blackface Nugget Oil Gauge Kit has original hex design to 
place oil gauge at rocker box level on 1957-85 Sportster. Sold 
as kit with 60 lb. Liquid filled gauge. Hex dome matches our 
rocker shaft end plugs early 7142-4, late 7143-4. 
VT No.   Item
40-9987
   1957-70 Complete Kit
40-9988   1971-85 Complete Kit
40-0359   1957-70 Fitting Only
40-0358   1971-85 Fitting Only
40-0010  1971-85 Fitting Only, Knuckle Nut Style
40-0500   60Ib Gauge only, liquid, whiteface
1¹⁄₂” Deluxe Liquid Filled Oil Gauge Kit. Liquid filled 
face eliminates needle bounce giving a constant reading. 
Gauge features weather resistant sealed lens with chrome rim 
and extra-heavy mechanism, stainless steel case. Includes 
necessary chrome fittings for bolt-on installation.
VT No. 
Fits
40-0515  1957-84 All XL’s 
40-9991  1985-90 Evo XL’s Head Mount
Oil Gauge
Oil Gauge Fitting Kit accept stan-
dard oil gauge with ¹⁄₈” NPT. 1957-84 
XLH. 3 piece kit.
VT No. 12-1415
Sifton
TM
 Rocker Box Oil Pressure Gauge Kits feature 
0-60lb liquid filled pressure gauge with case fitting which 
allows retention of oil pressure switch for indicator lamp with 
chrome bracket and screw to mount to head. Stainless steel 
line included. 
VT No.   Year 
Item
40-9966  1991-03 Kit
40-0632  2004-up Kit
40-0841  2004-up Hardware
40-0182  
Line
40-1422  
Cup
40-9988
40-9991
40-0515
1” OD Mini Oil Gauge with 1/8” pipe fitting.
VT No.   Year 
Type
40-0878  1971-84 FX-XL
40-0589  1/8”NPT  Gauge Only
40-0878
40-0589
A
Oil Pressure Gauge has a stainless steel case and rim 
house. Available with liquid filled housing with 
1¹⁄₂” face, ¹⁄₈” NPT male rear fitting.
VT No.   Pounds   Face 
Brand
40-9906  0-30  
Black 
V-Twin
40-0500 0-60 
White 
AEE
40-0569  0-60  Silver Sifton
40-0571 0-60 
Blue 
Sifton
40-0382 0-60 
Black 
Accel
40-0386 0-60 
Black 
V-Twin
40-9907 0-100 
Black 
Accel
40-0385 0-100 
Black 
V-Twin
40-0385
40-0569
40-0571
40-0500
40-0386
40-0010
40-9988
All gauges measure 1.5” diameter.
Oil Gauges are covered under our warranty exchange terms for replace-
ment only.
40-9966
40-0182
40-9906
40-0382
40-9907
40-0841
40-0632 Installed
40-0632