Longacre Mechanical Gauges
Longacre mechanical gauges blend performance and accuracy to help you stay on top of vital engine data during races. They're built to handle the relentless demands of competitive racing while maintaining system reliability. Combine these gauges with customizable mounting solutions for a fully optimized setup.
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Longacre Gauge Sportsman Water Pressure 0-60psi 52-46904
LONGACRE
$73.99Engine coolant temperature is only half the story—water pressure tells you whether coolant is actually flowing where it needs to go. The Longacre Gauge Sportsman Water Pressure keeps you informed of real-time cooling system performance, giving you the...LON52-46904- SKU:
- LON52-46904
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$73.99 -
Longacre Gauge Sportsman Oil Temp 100-320 F 52-46903
LONGACRE
$98.99Monitoring oil temperature is non-negotiable for engine longevity and performance reliability. The Longacre Sportsman Oil Temp gauge gives you real-time visibility into a critical engine parameter, allowing you to catch thermal issues before they cause...LON52-46903- SKU:
- LON52-46903
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$98.99 -
Longacre Gauge Sportsman Water Temp 100-280 F 52-46902
LONGACRE
$98.99Accurate water temperature monitoring is critical for engine health and performance consistency—especially in competitive or high-stress driving conditions. The Longacre Gauge Sportsman Water Temp gives you real-time coolant temperature data in a...LON52-46902- SKU:
- LON52-46902
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$98.99 -
Longacre Gauge Sportsman Fuel Pressure 0-15psi 52-46901
LONGACRE
$72.99Real-time fuel pressure monitoring is essential for tuning and diagnosing fuel system performance—this Longacre gauge gives you accurate, at-a-glance readings to ensure your fuel delivery stays within spec. Whether you're dialing in carburetor pressure...LON52-46901- SKU:
- LON52-46901
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$72.99Qty in Cart: 0Quantity:Price:$72.99Subtotal: -
Longacre Gauge Sportsman Oil Pressure 0-100psi 52-46900
LONGACRE
$72.99Real-time oil pressure monitoring is critical for engine health and performance—whether you're pushing your engine to the limit on the track or tuning your street machine. The Longacre Sportsman Oil Pressure Gauge delivers accurate, at-a-glance feedback...LON52-46900- SKU:
- LON52-46900
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$72.99 -
Longacre Waterproof SMI Water Pressure Gauge 0-60psi 52-46748
LONGACRE
$219.99Real-time water pressure monitoring is critical for engine reliability, especially under racing conditions where coolant system failures can end your day—or worse. The Longacre Waterproof SMI Water Pressure Gauge delivers dependable analog readout with...LON52-46748- SKU:
- LON52-46748
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$219.99 -
Longacre Waterproof SMI Tach 2-5/8in 52-46747
LONGACRE
$234.99Accurate RPM monitoring is non-negotiable in high-performance racing and engine tuning. The Longacre Waterproof SMI Tach delivers reliable, real-time feedback with a stepper motor mechanism that responds instantly to throttle inputs—critical for...LON52-46747- SKU:
- LON52-46747
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$234.99 -
Longacre Waterproof SMI Volt Gauge 8-18v 52-46746
LONGACRE
$129.99Accurate voltage monitoring is critical for maintaining optimal electrical system performance, especially in high-demand racing environments where battery and charging system failures can cost you a race. The Longacre Waterproof SMI Volt Gauge delivers...LON52-46746- SKU:
- LON52-46746
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$129.99 -
Longacre Waterproof SMI Oil Temp Gauge 100-340f 52-46745
LONGACRE
$176.99Real-time oil temperature monitoring is critical for engine longevity and performance tuning—this Longacre gauge gives you the data you need to prevent thermal damage and optimize operating conditions. The waterproof SMI design ensures reliable readings...LON52-46745- SKU:
- LON52-46745
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$176.99 -
Longacre Waterproof SMI Water Temp Gauge 100-280f 52-46744
LONGACRE
$177.99Real-time water temperature monitoring is non-negotiable in high-performance racing and street applications—it's the difference between optimal engine health and catastrophic failure. The Longacre Waterproof SMI Water Temp Gauge delivers reliable,...LON52-46744- SKU:
- LON52-46744
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$177.99 -
Longacre Waterproof SMI Fuel Pressure Gauge 0-100psi 52-46743
LONGACRE
$219.99Accurate fuel pressure monitoring is critical for tuning and troubleshooting fuel system performance, especially during high-demand racing conditions. The Longacre Waterproof SMI Fuel Pressure Gauge delivers real-time, reliable readings in a compact,...LON52-46743- SKU:
- LON52-46743
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$219.99Qty in Cart: 0Quantity:Price:$219.99Subtotal: -
Longacre Waterproof SMI Fuel Pressure Gauge 0-15psi 52-46742
LONGACRE
$219.99Accurate fuel pressure monitoring is critical to engine tuning and diagnostics—whether you're chasing peak performance on the dyno or troubleshooting a street build. The Longacre Waterproof SMI Fuel Pressure Gauge delivers real-time pressure data in a...LON52-46742- SKU:
- LON52-46742
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$219.99 -
Longacre Waterproof SMI Oil Pressure Gauge 52-46741
LONGACRE
$219.99Real-time oil pressure monitoring is critical for engine longevity and performance diagnostics—especially under high-load racing conditions where pressure fluctuations can signal developing problems before catastrophic failure. The Longacre Waterproof...LON52-46741- SKU:
- LON52-46741
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$219.99 -
Longacre SMI Tach Warning LT and LED BKLT 4-1/2in 52-44384
LONGACRE
$206.99Accurate engine monitoring is non-negotiable in high-performance racing and serious street applications. The Longacre SMI Tach Warning delivers real-time RPM data with AccuTech precision, while integrated warning lights alert you to critical engine...LON52-44384- SKU:
- LON52-44384
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$206.99 -
Longacre Vertical Pressure Gauges GM Metric 52-44147
LONGACRE
$126.99Accurate brake pressure monitoring is essential for tuning your braking system and diagnosing performance issues during development and track testing. The Longacre dual gauge setup gives you real-time visibility into your brake hydraulics, allowing you...LON52-44147- SKU:
- LON52-44147
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
$126.99 -
Longacre Tach 4in Data Logging Blk w/Blk Alum Panel 52-44479
LONGACRE
$396.99Real-time engine monitoring is non-negotiable in high-performance racing and tuning. The Longacre 4-inch tachometer combines precise analog/digital readout with integrated data logging capabilities, giving you both immediate visual feedback and...LON52-44479- SKU:
- LON52-44479
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MFG Part #:
- 52-44479
$396.99 -
Longacre SMI Tach Black Tach 4.5 in w/Black Panel 52-44477
LONGACRE
$213.99Accurate RPM monitoring is critical for maximizing engine performance and protecting your investment during high-stress racing conditions. The Longacre SMI Tach delivers reliable, real-time engine speed data with a clean analog display that's easy to...LON52-44477- SKU:
- LON52-44477
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 52-44477
$213.99 -
Longacre Tach 4in Data Logging Stepper Motor Black 52-44390
LONGACRE
$386.99Real-time RPM monitoring is non-negotiable for serious tuning and race data analysis. The Longacre 4-inch tachometer delivers dual analog and digital readouts, giving you the flexibility to log critical engine performance data while maintaining a clear...LON52-44390- SKU:
- LON52-44390
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MFG Part #:
- 52-44390
$386.99 -
Longacre Brake Pressure Test Kit 1/4-28 Thread 52-44145
LONGACRE
$118.99Accurate brake pressure readings are critical for tuning your braking system to peak performance—whether you're dialing in a road course setup or diagnosing a hydraulic issue on the dyno. The Longacre Brake Pressure Test Kit gives you real-time feedback...LON52-44145- SKU:
- LON52-44145
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- MFG Part #:
- 52-44145
$118.99 -
Longacre Tach SMI 10k 4.5in Dia w/Panel 52-44389
LONGACRE
$235.99Accurate RPM monitoring is non-negotiable in high-performance racing and engine tuning—guesswork costs you consistency, reliability, and potentially catastrophic engine damage. The Longacre Tach SMI delivers precision analog readout with a clear 10,000...LON52-44389- SKU:
- LON52-44389
- Availability:
- Ships Same Business Day
- Weight:
- 1.06 LBS
$235.99
