Speco Thomas for Automotive Products
National Auto Parts Depot are now the proud owners of the Speco brand. Effective 1st April 2026 we are processing and shipping orders from the Moorabbin location. For orders call: (03) 9357 6100 or email: sales@naparts.com.au . Home Page

Speco Meter logo
2 5/8" Performance Series Gauges
Suited to vehicles powered by rotary, 4, 6 and 8 cylinder engines

535-03 30 HG – mechanical 20 psi boost/vac gauge 535-04 30 HG – 30 psi vac/boost gauge 535-06 fuel gauge 535-07 fuel pressure gauge
535-03:
2 5/8" mechanical boost/vac.
30" Hg–boost 20 psi.
Fitting kit included.
Black dial, silver bezel.
535-04:
2 5/8" mechanical boost/vac.
30" Hg–boost 30 psi.
Fitting kit included.
Black dial, silver bezel.
535-06:
2 5/8" 12 volt fuel.
Supplied with adjustable float and sender.
Black dial, silver bezel.
535-07:
2 5/8" 0–15 psi fuel pressure.
Fitting kit included.
Black dial, silver bezel.
535-10 fuel pressure gauge 535-15 mechanical oil temperature gauge 535-16 mechanical oil pressure gauge 535-17 mechanical oil pressure gauge, 12' line
535-10:
2 5/8" 0–30" HG vacuum.
Fitting kit included.
Black dial, silver bezel.
535-15:
2 5/8" 40–170ºC mechanical oil temperature.
Fitting kit included.
Black dial, silver bezel.
535-16:
2 5/8" 0–100 psi mechanical oil pressure.
6' capillary.
Fitting kit included.
Black dial, silver bezel.
535-17:
2 5/8" 0–100 psi mechanical oil pressure.
12' capillary.
Fitting kit included.
Black dial, silver bezel.
535-20 elecric oil pressure gauge 535-22 voltmeter 535-23 mechanical water temperature gauge 535-23a mechanical water temperature gauge with 4 adaptors
535-20:
2 5/8" 0–100 psi electrical
oil pressure.
Fitting kit included.
Black dial, silver bezel.
535-22:
2 5/8" 10–18 volt voltmeter.
Fitting kit included.
Black dial, silver bezel.
535-23:
2 5/8" 40–140ºC mechanical water temperature.
6' capillary.
Black dial, silver bezel.
535-23a:
2 5/8" 40–140ºC mechanical water temperature.
6' capillary.
Includes four adaptors.
Black dial, silver bezel.
535-30 electric water temperature gauge 535-51 ammeter    
535-30:
2 5/8" 40–120ºC electrical water temperature.
Fitting kit included.
Black dial, silver bezel.
535-51:
2 5/8" 60–0–60 ammeter.
Fitting kit included.
Black dial, silver bezel.
   
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