Smiths Classic GT40 52mm Water Temperature Gauge – 30–120°C

Monitor your engine temperature accurately with the Smiths Classic GT40 mechanical water temperature gauge, designed for GT40-style dashboards and classic car restorations.

This Smiths Original model in 52mm (2-inch) format features a black dial with white markings and a black or chrome half-V bezel, faithfully preserving the style of historic GT40 instruments. It displays a temperature range of 30 to 120°C, ideal for reliable engine monitoring.

Equipped with a K Type Bulb fitting and strap mounting, this mechanical gauge is available with two capillary tube length options to suit different installations:

• 78" (195 cm)

• 120" (300 cm)

Technical Specifications

• Type: Mechanical water temperature gauge

• Range: Classic GT40

• Brand: Smiths Original

• Diameter: 52 mm (2")

• Measurement range: 30–120°C

• Finish: Black dial, white markings, black or chrome half-V bezel

• Fitting: K Type Bulb

• Mounting: Strap fix

• Capillary tube lengths: 78" (195 cm) or 120" (300 cm)

Availability

Made to order only
Estimated lead time: 5–8 weeks

Ideal for GT40 restorations, replica builds, and classic sports cars, this Smiths Classic gauge combines historical authenticity, British craftsmanship, and proven reliability.

PAF Classic 🇬🇧 is the official distributor of Caerbont Automotive Instruments, renowned makers of legendary Smiths gauges and instruments. These iconic products have equipped prestigious classic and sports cars for decades. From the Classic range to Aston Martin, AC Cobra, Ford GT40, Jaguar, and Triumph, Smiths instruments represent the perfect combination of tradition and performance. Through its partnership with Caerbont Automotive Instruments, PAF Classic offers an authentic, high-quality range for enthusiasts and professional restorers.