Precision Gauges, Senders and Housings for Performance Monitoring

Explore a comprehensive selection of gauges, senders, and inline housings for accurate engine and vehicle monitoring. From analogue and digital dials to oil pressure senders, temperature sensors, and NPT adapters — this collection delivers essential tools for performance feedback and system control.

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Latest Products

Smiths Pressure Transducer - Pressure Sender

Smiths Pressure Transducer - Pressure Sender

Genuine Smiths Smiths Oil pressure sender to suit Smiths Classic electrical gauges. Has 1/8NPT thread. This Smiths Classic Pressure sender measures 52mm diameter by 40mm in height (not including the thread or electrical connector).
£82.00
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£82.00
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Smiths Water Temperature Sender Unit

Smiths Water Temperature Sender Unit

Genuine Smith
£21.00
£0.00
£21.00
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Smiths Analogue Time Clock Black / Magnolia FaceSmiths Analogue Time Clock Black / Magnolia Face
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Smiths Analogue Time Clock Black / Magnolia Face

Add authentic Smiths heritage to your classic car with this elegant 52mm magnolia dial time clock (12V).
£107.00
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£107.00
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Smiths Classic Mechanical 52mm Oil Pressure Gauge 1/2 Round Chrome Bezel - Magnolia FaceSmiths Classic Mechanical 52mm Oil Pressure Gauge 1/2 Round Chrome Bezel - Magnolia Face

Smiths Classic Mechanical 52mm Oil Pressure Gauge 1/2 Round Chrome Bezel - Magnolia Face

Authentic Smiths Classic 52mm mechanical oil gauge with iconic magnolia dial, 70psi range, and chrome bezel for vintage dashboards.
£94.00
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£94.00
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Smiths Classic Mechanical 52mm Oil Pressure Gauge 1/2 Round Chrome Bezel - Black FaceSmiths Classic Mechanical 52mm Oil Pressure Gauge 1/2 Round Chrome Bezel - Black Face

Smiths Classic Mechanical 52mm Oil Pressure Gauge 1/2 Round Chrome Bezel - Black Face

Monitor engine vitals accurately with this authentic Smiths Classic 52mm mechanical oil pressure gauge featuring a 70psi range.
£94.00
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£94.00
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Smiths Classic 80mm Digital Tachometer – 1/2 Round Chrome Bezel - Black FaceSmiths Classic 80mm Digital Tachometer – 1/2 Round Chrome Bezel - Black Face

Smiths Classic 80mm Digital Tachometer – 1/2 Round Chrome Bezel - Black Face

Authentic Smiths classic style meets modern digital accuracy. This 80mm, 7,000 RPM tachometer features a chrome bezel and suits 4/6/8 cylinder engines.
£194.00
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£194.00
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Smiths Classic 80mm Tachometer - 1/2 Round Chrome Bezel - Magnolia FaceSmiths Classic 80mm Tachometer - 1/2 Round Chrome Bezel - Magnolia Face

Smiths Classic 80mm Tachometer - 1/2 Round Chrome Bezel - Magnolia Face

Experience timeless British style with the Smiths Classic 80mm Tachometer. Features adjustable settings, chrome bezel, and modern electronic accuracy for 12V systems.
£204.00
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£204.00
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Smiths Classic 52mm Electronic Tachometer - 1/2 Round Chrome Bezel - Magnolia FaceSmiths Classic 52mm Electronic Tachometer - 1/2 Round Chrome Bezel - Magnolia Face

Smiths Classic 52mm Electronic Tachometer - 1/2 Round Chrome Bezel - Magnolia Face

Classic Smiths 52mm electronic tachometer blends vintage looks with modern, adjustable accuracy for 4, 6, or 8-cylinder engines.
£177.00
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£177.00
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Smiths Classic 52mm Digital Tachometer – 1/2 Round Chrome Bezel - Black FaceSmiths Classic 52mm Digital Tachometer – 1/2 Round Chrome Bezel - Black Face

Smiths Classic 52mm Digital Tachometer – 1/2 Round Chrome Bezel - Black Face

Smiths Classic 52mm tachometer blends vintage style with modern digital accuracy. Features 8K RPM range, adjustable cylinders, and chrome bezel.
£177.00
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£177.00
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SMITHS Motorsport Telemetrix Water Temperature Gauge - 52mmSMITHS Motorsport Telemetrix Water Temperature Gauge - 52mm

SMITHS Motorsport Telemetrix Water Temperature Gauge - 52mm

Monitor your classic car's engine temp with this Smiths Telemetrix 52mm gauge. Features chrome bezel, 40-120°C scale, 12V compatibility.
£52.00
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£52.00
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Smiths Telemetrix Voltmeter – 52mm - Cirrus white dialSmiths Telemetrix Voltmeter – 52mm - Cirrus white dial

Smiths Telemetrix Voltmeter – 52mm - Cirrus white dial

Monitor your classic car's 12V system with this Smiths Telemetrix 52mm Voltmeter, featuring a timeless design with a chrome bezel.
£55.00
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£55.00
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Smiths Water Temperature Sender UnitSmiths Water Temperature Sender Unit

Smiths Water Temperature Sender Unit

Genuine Smith water temperature sender unit featuring a 1/8" NPT male thread, compatible with Telemetrix, Flight, and International gauges.
£16.92
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£16.92
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Smiths Telemetrix Oil Temperature Gauge – 52mmSmiths Telemetrix Oil Temperature Gauge – 52mm

Smiths Telemetrix Oil Temperature Gauge – 52mm

Accurately monitor engine oil temperature with this classic Smiths Telemetrix 52mm gauge, featuring a timeless chrome bezel for vintage dashboards.
£52.00
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£52.00
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Smiths Telemetrix Oil Pressure Gauge – 52mm - Cirrus white dialSmiths Telemetrix Oil Pressure Gauge – 52mm - Cirrus white dial

Smiths Telemetrix Oil Pressure Gauge – 52mm - Cirrus white dial

Monitor engine health with the classic Smiths Telemetrix 52mm Oil Pressure Gauge (0-100psi), featuring a stylish polished chrome bezel.
£52.00
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£52.00
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Smiths Telemetrix Fuel Gauge – 52mm - 12V - Cirrus white dialSmiths Telemetrix Fuel Gauge – 52mm - 12V - Cirrus white dial

Smiths Telemetrix Fuel Gauge – 52mm - 12V - Cirrus white dial

Monitor fuel accurately with this classic Smiths Telemetrix 52mm gauge. Features a chrome bezel, black dial, and 12V compatibility.
£52.00
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£52.00
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Smiths Telemetrix Motorsport Ammeter -30 to +30 AmpsSmiths Telemetrix Motorsport Ammeter -30 to +30 Amps

Smiths Telemetrix Motorsport Ammeter -30 to +30 Amps

Monitor your classic car's 12V electrical system with this classic Smiths Telemetrix 52mm ammeter (-30/+30A), ensuring period-correct looks and reliability.
£62.00
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£62.00
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Smiths Telemetrix Motorsport Time Clock – 52mm - Cirrus white dialSmiths Telemetrix Motorsport Time Clock – 52mm - Cirrus white dial

Smiths Telemetrix Motorsport Time Clock – 52mm - Cirrus white dial

Precise 52mm Smiths Telemetrix quartz time clock for motorsport. Features 12V operation, clear display, and durable black bezel.
£107.00
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£107.00
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Smiths Classic Magnolia Digital 80mm Speedometer – 1/2 Round Chrome Bezel - 12VSmiths Classic Magnolia Digital 80mm Speedometer – 1/2 Round Chrome Bezel - 12V

Smiths Classic Magnolia Digital 80mm Speedometer – 1/2 Round Chrome Bezel - 12V

Authentic Smiths 80mm speedometer blends classic design with modern GPS accuracy. Features chrome bezel, LED backlight, and easy 12V installation.
£237.00
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£237.00
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Smiths Classic Black Digital 80mm Speedometer – 1/2 Round Chrome Bezel - 12VSmiths Classic Black Digital 80mm Speedometer – 1/2 Round Chrome Bezel - 12V

Smiths Classic Black Digital 80mm Speedometer – 1/2 Round Chrome Bezel - 12V

Get classic Smiths style with modern GPS accuracy in this 80mm speedometer. Features easy 12V install, backlight, and chrome bezel.
£237.00
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£237.00
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Smiths Classic Digital Speedometer – Magnolia Face - Chrome BezelSmiths Classic Digital Speedometer – Magnolia Face - Chrome Bezel

Smiths Classic Digital Speedometer – Magnolia Face - Chrome Bezel

Smiths Classic Digital 80mm Speedometer delivers precision speed readings with timeless appeal. Featuring a classic black dial, white numerals, and a polished chrome bezel.
£237.00
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£237.00
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Engine Oil

CASTROL EDGE 5W-40 Fully Synthetic Engine OilCASTROL EDGE 5W-40 Fully Synthetic Engine Oil
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CASTROL EDGE 5W-40 Fully Synthetic Engine Oil

Advanced full synthetic engine oil for maximum performance and protection. Improves fuel economy and exceeds industry standards.
£13.96
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£13.96
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MOBIL Mobil 1 0W-20 Advanced Full Synthetic Engine OilMOBIL Mobil 1 0W-20 Advanced Full Synthetic Engine Oil
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MOBIL Mobil 1 0W-20 Advanced Full Synthetic Engine Oil

Advanced full synthetic 0W20 motor oil. Optimised for fuel economy and long-lasting engine protection in hybrid vehicles.
£13.96
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£13.96
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CASTROL EDGE 0W-30 A5/B5 Engine OilCASTROL EDGE 0W-30 A5/B5 Engine Oil
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CASTROL EDGE 0W-30 A5/B5 Engine Oil

Advanced 0W-30 motor oil boosts engine performance and fuel economy. Trusted by experts for ultimate protection and efficiency.
£13.96
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£13.96
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MOBIL Super 2000 X1 10W-40 Engine OilMOBIL Super 2000 X1 10W-40 Engine Oil
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MOBIL Super 2000 X1 10W-40 Engine Oil

High-performance 10W40 motor oil offering superior engine protection, sludge prevention, and cleanliness. Meets various industry standards.
£7.96
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£7.96
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CASTROL TRANSMAX LS LL 75W-140 Fully Synthetic Gear Oil - 1L

CASTROL TRANSMAX LS LL 75W-140 Fully Synthetic Gear Oil - 1L

High-performance 75W-140 gear oil for limited slip differentials. Reduces noise and vibration, approved for top vehicle brands.
£27.95
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£27.95
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CASTROL Transmax Manual FE 75W Gear Oil - 1L

CASTROL Transmax Manual FE 75W Gear Oil - 1L

High-performance 75W gear oil offering fuel economy, wear protection, and smooth shifting. Suitable for Ford, Volvo, and MB vehicles.
£19.96
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£19.96
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CASTROL Transmax ATF DX III MV Automatic Transmission Fluid - 1L

CASTROL Transmax ATF DX III MV Automatic Transmission Fluid - 1L

High-performance automatic transmission fluid. Wide compatibility, smooth shifting, and extended component life. 1L bottle.
£12.95
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£12.95
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CASTROL Transmax ATF Z Automatic Transmission Fluid - 1L

CASTROL Transmax ATF Z Automatic Transmission Fluid - 1L

High-performance ATF fluid for smooth shifting, enhanced wear protection, and extended drain intervals. Suitable for a wide range of vehicles.
£18.95
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£18.95
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  • Aluminium Modular Inline Housing 38mm - Car Builder Solutions

    Aluminium Modular Inline Housing 38mm

    M22 thread
    £15.60
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    £15.60
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  • Aluminium Modular Inline Fan Switch Housing 32mm - Car Builder Solutions

    Aluminium Modular Inline Fan Switch Housing 32mm

    M22 x 1.5 thread
    £15.60
    £0.00
    £15.60
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  • Oil Light Switch 1/8 NPT thread - Car Builder SolutionsOil Light Switch 1/8 NPT thread - Car Builder Solutions

    Oil Light Switch 1/8 NPT thread

    This switch activates your dashboard oil light when pressure falls below 5 psi, offering crucial engine protection.
    £7.20
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    £7.20
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  • Thread Adapters All 1/8" NPTF Female - Car Builder SolutionsThread Adapters All 1/8" NPTF Female - Car Builder Solutions

    Thread Adapters All 1/8" NPTF Female

    Versatile thread adapters converting 1/8" NPTF female to various male thread types. Ideal for diverse applications.
    £10.80
    £0.00
    £10.80
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  • Fuel Tank Sender 6 Hole Flange - Car Builder SolutionsFuel Tank Sender 6 Hole Flange - Car Builder Solutions

    Fuel Tank Sender 6 Hole Flange

    Arm and float sender.
    £39.60
    £0.00
    £39.60
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  • Multi Gauge Matcher 80mm Long - Car Builder SolutionsMulti Gauge Matcher 80mm Long - Car Builder Solutions

    Multi Gauge Matcher - Any Sender Any Gauge

    MATCH ANY RESISTIVE SENDER TO ANY RESISTIVE GAUGE
    £64.80
    £0.00
    £64.80
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  • In-Line Temp Sender Housing/Air Bleed/Drain 32mm - Car Builder SolutionsIn-Line Temp Sender Housing/Air Bleed/Drain 32mm - Car Builder Solutions
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    In-Line Temp Sender Housing/Air Bleed/Drain 32mm

    Use for temp senders, fan switches. take-offs.
    £18.00
    £0.00
    £18.00
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  • Water Temperature Gauge 57mm Black - Car Builder Solutions

    Water Temperature Gauge 57mm Black

    Fits in to a 53mm hole.
    £57.60
    £0.00
    £57.60
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  • Universal Adjustable Float Fuel Tank Sender. - Car Builder SolutionsUniversal Adjustable Float Fuel Tank Sender. - Car Builder Solutions

    Universal Adjustable Float Fuel Tank Sender.

    Universal adjustable float sender. 250 ohm resistance.
    £38.40
    £0.00
    £38.40
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  • Mechanical Oil Pressure Gauge 57mm Black - Car Builder SolutionsMechanical Oil Pressure Gauge 57mm Black - Car Builder Solutions

    Mechanical Oil Pressure Gauge 57mm Black

    Fits in to a 53mm hole.
    £54.00
    £0.00
    £54.00
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  • In-Line Temp Sender Housing/Air Bleed/Drain 38mm - Car Builder SolutionsIn-Line Temp Sender Housing/Air Bleed/Drain 38mm - Car Builder Solutions
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    In-Line Temp Sender Housing/Air Bleed/Drain 38mm

    Use for temp senders, fan switches. take-offs.
    £18.00
    £0.00
    £18.00
    (-0%)
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  • Adapter 1/8 BSP Male to 1/8 NPT Male - Car Builder Solutions

    Adapter 1/8 BSP Male to 1/8 NPT Male

    Durable plated steel adapter connects 1/8" BSP male to 1/8" NPT male threads. Secure, leak-free seal, 14mm hex x 26mm long.
    £8.40
    £0.00
    £8.40
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  • Oil Pressure Gauge 57mm Black - Car Builder Solutions

    Oil Pressure Gauge 57mm Black

    Fits in to a 53mm hole. Oil pressure range 0-100 PSI.
    £54.00
    £0.00
    £54.00
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  • Aluminium 1/8 NPT 3 Way 'T' Adapter - Car Builder SolutionsAluminium 1/8 NPT 3 Way 'T' Adapter - Car Builder Solutions
    Out Of Stock

    Aluminium 1/8 NPT 3 Way 'T' Adapter

    1/8"NPT male to 1/8"NPT female with an 1/8"NPT female take-off.
    £16.80
    £0.00
    £16.80
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    Out Of Stock
  • Fuel Gauge Kit 57mm Black With Sender - Car Builder SolutionsUniversal Adjustable Float Fuel Tank Sender. - Car Builder Solutions

    Fuel Gauge Kit 57mm Black With Sender

    Gauge fits in a 53mm hole. Adjustable float sender fits in a 38mm hole in tank.
    £66.00
    £0.00
    £66.00
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  • 2" Electronic Tachometer/Rev Counter - Car Builder Solutions2" Electronic Tachometer/Rev Counter - Car Builder Solutions
    Out Of Stock

    2" Electronic Tachometer/Rev Counter

    Fits in to a 53mm hole. Switchable to 4, 6 or 8 cylinder engines.
    £36.00
    £0.00
    £36.00
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    Out Of Stock
  • Brass Adapter 3/8 NPT Male to 1/8 NPT Female - Car Builder SolutionsBrass Adapter 3/8 NPT Male to 1/8 NPT Female - Car Builder Solutions

    Brass Adapter 3/8 NPT Male to 1/8 NPT Female

    Solid brass adapter connecting 3/8" NPT male to 1/8" NPT female threads. Durable and reliable for plumbing and industrial use.
    £4.80
    £0.00
    £4.80
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  • Steel 'T' Adapter All 1/8" NPT

    Steel 'T' Adapter All 1/8" NPT

    Steel T-adapter converts single block tapping into two, ideal for oil pressure and temperature senders. Durable and versatile.
    £26.40
    £0.00
    £26.40
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  • Thread Adapters 1/8" NPTF Female - Car Builder SolutionsThread Adapters 1/8" NPTF Female - Car Builder Solutions

    Thread Adapters 1/8" NPTF Female

    Brass thread adapters convert 1/8" NPTF female to M14, M16, and M18 x 1.5 male threads. Durable, easy to install, and versatile for various applications.
    £10.80
    £0.00
    £10.80
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  • Mechanical Water Temperature Gauge 57mm Black - Car Builder SolutionsMechanical Water Temperature Gauge 57mm Black - Car Builder Solutions

    Mechanical Water Temperature Gauge 57mm Black

    Fits in to a 53mm hole.
    £54.00
    £0.00
    £54.00
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  • White Faced TRIO 58mm Gauge Set - Car Builder SolutionsWhite Faced TRIO 58mm Gauge Set - Car Builder Solutions

    White Faced TRIO 58mm Gauge Set

    Water Temp, Oil Pressure and Volt Gauges.
    £42.00
    £0.00
    £42.00
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  • Oil Warning Light Switch 1/4" NPT - Car Builder SolutionsOil Warning Light Switch 1/4" NPT - Car Builder Solutions

    Oil Warning Light Switch 1/4" NPT

    This oil warning light switch triggers your dashboard light below 5 psi, preventing engine damage. Easy installation with 1/4" NPT thread.
    £7.20
    £0.00
    £7.20
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  • Brass Adapter 1/2 NPT Male to 1/8 NPT Female - Car Builder SolutionsBrass Adapter 1/2 NPT Male to 1/8 NPT Female - Car Builder Solutions

    Brass Adapter 1/2 NPT Male to 1/8 NPT Female

    Solid brass adapter connects 1/2" NPT male to 1/8" NPT female threads. Secure, leak-free for plumbing and industrial use.
    £4.80
    £0.00
    £4.80
    (-0%)
  • Aluminium 1/4" NPT and 1/8" NPT 3 Way 'T' Adapter - Car Builder SolutionsAluminium 1/4" NPT and 1/8" NPT 3 Way 'T' Adapter - Car Builder Solutions
    Out Of Stock

    Aluminium 1/4" NPT and 1/8" NPT 3 Way 'T' Adapter

    1/4"NPT male to 1/4"NPT female with an 1/8"NPT female take-off.
    £16.80
    £0.00
    £16.80
    (-0%)
    Out Of Stock
  • In-Line Temp Sender Housing/Air Bleed/Drain 25mm - Car Builder SolutionsIn-Line Temp Sender Housing/Air Bleed/Drain 25mm - Car Builder Solutions
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    In-Line Temp Sender Housing/Air Bleed/Drain 25mm

    Use for temp senders, fan switches. take-offs.
    £18.00
    £0.00
    £18.00
    (-0%)
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