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"Superior Labs Mechanical Tachometers

All SLI Tachometers can be fitted with a lighted bezel, custom range markings and specific time setting.
Specify your prefered upgrades and markings at time of order.

Superior Labs maintains a state-of-the-art production facility and at the present time engages in designing, manufacturing, testing and assembly primarily aimed at the aircraft industry. Since 1977 we have supplied more than 30,000 airplanes with mechanical recording tachometers, aircraft tachometer accessories, aircraft tachometer cables, vacuum gauges and switches, as well as many other non-critical aircraft instrument accessories.

Based out of Hot Springs, Arkansas, Superior Labs currently manufacturers mechanical aircraft tachometers for any single piston engine aircraft from original equipment manufacturers as well as support the spares market. Superior Labs is currently FAA approved and hold the latest revision on TSO C49b for the Mechanical Recording Aircraft Tachometer.

SLI offers custom screen printed dials, internal lighting, anti-glare glass, pre-set hours and a variety of pointer options for all SLI aircraft tachometers.

Specifications
Accuracy to within ± 25 RPM
Range 0-3500 RPM
Diameter 3-1/8"
Length 3-1/2"
Weight: 13 Oz.
Two Years Warranty
Mitchell New P/N
Stewart Warner P/N
Average Cruise RPM
Part Number
PRICE
CART
D1-112-5023
P-551-AZ
2300
SL1010-55000-11-N00
$269.95  
 ADD 
SL1010-43000-11-N00
$269.95  
 ADD 

Aero Commander A9, A9A, A9B
Aeronca 15AC Sedan
Grumman/America AA1, AA1A, AA5
Beech C35, D35, E35, F35
Bellanca/Champion 7EC, 7FC, 7GC, 7HC,
7GCB, 7K, 7ECA,
7GCAA, 7GCBC, 7KCAB, 8KCAB, 260
14-19, Viking 300, Turbo Viking

Cessna 120, 140, 170, 180, 182, 185 w/IO-470 engine,
188, 336, 337
Lake C1, C2, L4, LA4SC, LA5
Mooney M20, M20A, M20D, 21, 200, 201, 202, 220
Piper PA12, PA16, PA18, PA20, PA22, PA23, PA24,
PA28, PA30, PA32, PA39
Rockwell 112, 114
Taylorcraft 19, 14A, 20, 20AG, Zephyr
Part No.PHOTODescriptionCARTPrice
TGH SLI-LIGHT   Lighted Bezel, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $90.00  
TGH SLI-RANGE   Custom Range Markings, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $42.95  
TGH SLI-TIME   Custom Time Set, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $39.50  
Mitchell New P/N
Stewart Warner P/N
Average Cruise RPM
Part Number
PRICE
CART
D1-112-5025
P-551-TA
2566
SL1010-55000-14-N00
$269.95  
 ADD 
SL1010-43000-14-N00
$269.95  
 ADD 

Beech, All Musketeer models, All Debonair models
Bonanza models G35 thru V35, V35TC, 36, A36, 95, B95, B95A, D95A
Cessna 150, 152, 172, 177, 185 & 188 (w/IO-520 engine),
206, 207, 310, 320

Hello: H250, H 391, H392, H395
Navion E, F, G
Stils: SA9A, SA9B
Part No.PHOTODescriptionCARTPrice
TGH SLI-LIGHT   Lighted Bezel, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $90.00  
TGH SLI-RANGE   Custom Range Markings, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $42.95  
TGH SLI-TIME   Custom Time Set, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $39.50  

Piper Gauges

Piper P/N
Part Number
Green ARC
Yellow ARC
Green ARC
Red Line
Price
Buy
2801-0025
SL1010-64001-10-N00
500-2000
2000-2200
2200-2575
2575
$269.95  
 ADD 
2801-0037
2801-0023
SL1010-64002-10-N00
500-2650
2650-2700
2700
$269.95  
 ADD 
2801-0034
2801-0022
SL1010-64003-10-N00
500-2700
2700
$269.95  
 ADD 
2801-0035
2801-0024
SL1010-64004-10-N00
500-2575
2700
$269.95  
 ADD 
2801-0036
2801-0026
SL1010-64005-10-N00
500-2600
2600
$269.95  
 ADD 
2801-0038
2801-0027
SL1010-64006-10-N00
500-2575
2575
$269.95  
 ADD 
2801-0039
2801-0028
SL1010-64007-10-N00
500-2700
2700
$269.95  
 ADD 
2801-0040
2801-0029
SL1010-64008-10-N00
500-2600
2600-2700
2700
$269.95  
 ADD 
2801-0041
2801-0030
SL1010-64009-10-N00
500-2400
2400
$269.95  
 ADD 
2801-0042
Part No.PHOTODescriptionCARTPrice
TGH SLI-LIGHT   Lighted Bezel, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $90.00  
TGH SLI-RANGE   Custom Range Markings, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $42.95  
TGH SLI-TIME   Custom Time Set, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $39.50  

Cessna Gauges

Cessna P/N
Part Number
Multiple Width Green ARC
Green ARC
Yellow ARC
Red Line
PRICE
CART
108, 182, 188 (C668020-0204)
SL1010-55009-10-N00
2200-2450
2600
$269.95  
 ADD 
150, FA150, F150 (C668020-0219)
SL1010-55016-13-N00
1900-2550
2550
$269.95  
 ADD 
150 (OLD) C668020-0201
SL1010-55004-14-N00
2000-2550
2550-2650
2650-2750
2750
$269.95  
 ADD 
152 (C668020-0220)
SL1010-55023-13-N00
1900-2350
2350-2450
2450-2550
2550
$269.95  
 ADD 
17 (C668020-0203)
SL1010-55006-13-N00
2100-2500
1700-1900
2700
$269.95  
 ADD 
172, F172 (C668020-0218)
SL1010-55015-13-N00
2200-2700
2700
$325.95  
 ADD 
172 (NEW) S3329-1
SL1010-43001-11-H02*
1900-2400
2400
$359.95  
 ADD 
172 (OLD) C668020-0202
SL1010-55002-14-N00
2200-2500
2500-2600
2600-2700
2700
$269.95  
 ADD 
172Q C668020-0225
SL1010-55019-13-N00
2100-2500
2500-2600
2600-2700
2700
$269.95  
 ADD 
172RG C668020-0224
SL1010-55020-13-N00
2100-2500
2500-27000
2700
$269.95  
 ADD 
172S (NEW) S3329-5
SL1010-43010-13-H02*
2100-2500
2500-2600
2600-2700
2700
$359.95  
 ADD 
177R C668020-0210
SL1010-55011-13-N00
2100-2500
1400-1750
2700
$269.95  
 ADD 
177RG C668020-0214
SL1010-55021-13-N00
2100-2500
2500-2700
1700-1900
2700
$269.95  
 ADD 
180, 182, R182, TR182 C668020-0217
SL1010-55014-10-N00
2100-2400
2400
$269.95  
 ADD 
182 (NEW) S3329-4
SL1010-43004-11-H02*
2000-2400
2400
$377.95  
 ADD 
206 (NEW) S3329-6
SL1010-43011-11-H02*
2100-2500
2700
$359.95  
 ADD 
A150 C668020-0213
SL1010-55012-14-N00
2000-2750
2750
$269.95  
 ADD 
A18 C668020-0212
SL1010-55005-14-N00
2200-2550
2700-2850
2850
$269.95  
 ADD 
FR172 C668020-0216
SL1010-55013-13-N00
2200-2600
2600-2800
2800
$269.95  
 ADD 
R172 C668020-0209
SL1010-55010-12-N00
2200-2600
2800
$269.95  
 ADD 
T188C C668020-0223
SL1010-55018-14-N00
2250-2500
2700
$269.95  
 ADD 
T206 (NEW) S3329-7
SL1010-43012-11-H02*
2000-2400
2500
$359.95  
 ADD 
T210, TU206 C668020-0206
SL1010-55007-13-N00
2200-2500
2700
$269.95  
 ADD 
U206, 210, 185, 207 C668020-0207
SL1010-55005-13-N00
2200-2550
2700-2850
2850
$269.95  
 ADD 
T207, T210, TU206, P210 C668020-0208
SL1010-55008-13-N00
2200-2500
2600-2700
2700
$269.95  
 ADD 

* Note: SLI #'s ending in H02 are lit tachs and have the following specs.:
HEA GLASS, 28V, 10" BLACK AND WHITE WIRE, PINS AND CONS CONNECTOR

Part No.PHOTODescriptionCARTPrice
TGH SLI-LIGHT   Lighted Bezel, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $90.00  
TGH SLI-RANGE   Custom Range Markings, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $42.95  
TGH SLI-TIME   Custom Time Set, for SLI 3 1/8 inch Mechanical Tachometers
Specify at time of order
 ADD 
 $39.50