LONGACRE
Longacre Racing Gauges, Alignment Tools, and Accessories at JJ Motorsports
Longacre Racing Products, founded in 1978 by Jack Jaynes in California, is a leading brand in the motorsport industry, specializing in high-quality gauges, scales, tools, and accessories for racing and performance vehicles. With a commitment to precision and durability, Longacre has expanded its offerings since moving to Redmond, Washington in 1987, providing essential equipment trusted by professional racers and enthusiasts worldwide.
At JJ Motorsports, we stock a wide variety of Longacre products to support your racing setup. For precise vehicle handling, check out the Deluxe Front End Alignment Kit that includes all necessary tools for accurate adjustments. Enhance your braking system with the convenient Brake Bottle Bleeder Kit or the customizable Brake Bias Panel in black. Drivers can upgrade their cockpit with the ergonomic 15in Steering Wheel in black, while the Throttle Linkage Kit ensures smooth acceleration. For secure storage, consider the Compact Radio Box in black. Whether you're fine-tuning for the track or maintaining your performance car, Longacre delivers reliable solutions. Explore our selection to find the ideal upgrades for your vehicle.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Longacre Brake Fitting #4 90 1/8NPT Long 52-45220
LONGACRE
$10.99If you're running a custom brake system or adapting OEM hydraulic lines to AN fittings, this Longacre adapter ensures a leak-free connection with precision engineering. The 90-degree orientation...LON52-45220- SKU:
- LON52-45220
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 52-45220
$10.99 -
Longacre #4 Brake Line Kit 52-45216
LONGACRE
$209.99A quality brake line kit is essential for any racer or performance build seeking reliable hydraulic pressure transfer and consistent pedal feel under extreme conditions. The Longacre #4 Brake Line...LON52-45216- SKU:
- LON52-45216
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- MFG Part #:
- 52-45216
$209.99 -
Longacre #3 Brake Line Kit 52-45215
LONGACRE
$209.99A quality brake line kit is fundamental to any performance-oriented build or restoration—it ensures consistent pedal feel, eliminates flex in the system, and gives you direct control over your...LON52-45215- SKU:
- LON52-45215
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- MFG Part #:
- 52-45215
$209.99 -
Longacre Steel Braided Gauge Line 48in 52-45040
LONGACRE
$34.99If you're running mechanical pressure gauges on your engine bay, fuel system, or transmission, you need a gauge line that won't fail under heat, vibration, or pressure spikes. This Longacre steel...LON52-45040- SKU:
- LON52-45040
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MFG Part #:
- 52-45040
$34.99 -
Longacre Steel Braided Gauge Line 36in 52-45030
LONGACRE
$29.99Accurate pressure monitoring is critical for tuning forced induction systems, fuel delivery, and brake circuits—and it requires a reliable gauge line that won't fail under high vibration or thermal...LON52-45030- SKU:
- LON52-45030
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MFG Part #:
- 52-45030
$29.99 -
Longacre Steel Braided Gauge Line 24in 52-45020
LONGACRE
$24.99Mechanical pressure gauges demand reliable, consistent signal transmission—and that starts with proper gauge line construction. This Longacre steel braided line eliminates the flex and degradation of...LON52-45020- SKU:
- LON52-45020
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- MFG Part #:
- 52-45020
$24.99 -
Longacre Wiring Harness Ignition Panel 52-44930
LONGACRE
$37.99A quality wiring harness is the backbone of any professional race car's electrical system—poor connections lead to unreliable ignition timing, misfires, and catastrophic track failures. The Longacre...LON52-44930- SKU:
- LON52-44930
- Availability:
- Ships Same Business Day
- Weight:
- 0.48 LBS
- MFG Part #:
- 52-44930
$37.99 -
Longacre Ignition Panel Black w/Batt Disconnect 52-44871
LONGACRE
$92.99Clean cockpit wiring and reliable ignition management are non-negotiable in racing. This Longacre ignition panel consolidates your critical electrical controls into a single, dash-mounted interface,...LON52-44871- SKU:
- LON52-44871
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MFG Part #:
- 52-44871
$92.99 -
Longacre Ignition Panel Black w/ 4 Acc. and Pilot Light 52-44869
LONGACRE
$102.99A clean, purpose-built ignition panel eliminates the clutter of aftermarket wiring and gives your cockpit a professional, organized appearance. The Longacre 52-44869 consolidates critical engine...LON52-44869- SKU:
- LON52-44869
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- MFG Part #:
- 52-44869
$102.99 -
Longacre Ignition Panel Black w/2 Acc. and Pilot Light 52-44867
LONGACRE
$81.99A purpose-built ignition panel designed for race vehicles and custom installations where reliability and quick visual feedback are essential. This black anodized switch assembly consolidates your...LON52-44867- SKU:
- LON52-44867
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MFG Part #:
- 52-44867
$81.99 -
Longacre Ignition Panel Black w/ 1 Acc. and Pilot Light 52-44866
LONGACRE
$76.99A race-ready ignition panel cuts cockpit complexity and puts critical controls within arm's reach. The Longacre 52-44866 delivers a compact, dash-mounted solution with safety-first toggle design and...LON52-44866- SKU:
- LON52-44866
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 52-44866
$76.99 -
Longacre Accessory Panel Black 4 Switch w/Pilot Light 52-44865
LONGACRE
$93.99Managing multiple auxiliary systems in a high-performance vehicle demands reliable, quick-access control. The Longacre 4-Switch Accessory Panel consolidates critical functions into a single,...LON52-44865- SKU:
- LON52-44865
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 52-44865
$93.99 -
Longacre Ignition Panel Black w/Pilot Light 52-44863
LONGACRE
$51.99A clean, purpose-built ignition panel is essential for any race car or dedicated performance build where reliability and quick engine shutdown matter. The Longacre 52-44863 gives you tactile control...LON52-44863- SKU:
- LON52-44863
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MFG Part #:
- 52-44863
$51.99 -
Longacre Ignition Panel Black 52-44861
LONGACRE
$39.99A clean, reliable ignition system is foundational to any race car or high-performance build, and dash-mounted controls give you instant access to critical power management without fumbling through...LON52-44861- SKU:
- LON52-44861
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MFG Part #:
- 52-44861
$39.99 -
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,...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...LON52-44477- SKU:
- LON52-44477
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 52-44477
$213.99 -
Longacre AccuTech Digital Tach 52-44402
LONGACRE
$189.99Accurate RPM monitoring is non-negotiable in high-performance racing and engine tuning. The Longacre AccuTech Digital Tach delivers precise, real-time RPM data in a compact digital display,...LON52-44402- SKU:
- LON52-44402
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- MFG Part #:
- 52-44402
$189.99 -
Longacre Tach Digital Memory 10k 52-44391
LONGACRE
$189.99Precision engine tuning demands real-time RPM feedback you can trust. The Longacre Tach Digital Memory 10k delivers accurate, glanceable rev data in a compact format that fits tight dashboards...LON52-44391- SKU:
- LON52-44391
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- MFG Part #:
- 52-44391
$189.99 -
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...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...LON52-44145- SKU:
- LON52-44145
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- MFG Part #:
- 52-44145
$118.99 -
Longacre Mini Brake Bias Panel Black 52-44124
LONGACRE
$103.99Real-time brake bias adjustment is critical for dialing in your setup during testing and competition—this dual-gauge panel gives you precise pressure feedback on both front and rear circuits...LON52-44124- SKU:
- LON52-44124
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- MFG Part #:
- 52-44124
$103.99 -
Longacre Fuel Pump Shutoff Switch 52-43600
LONGACRE
$40.99A fuel pump shutoff switch is essential safety equipment for any serious racing setup or performance vehicle. This pressure-activated switch automatically cuts fuel supply at a predetermined...LON52-43600- SKU:
- LON52-43600
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- MFG Part #:
- 52-43600
$40.99 -
Longacre Wire Harness Pressure Sensor 0-15psi 52-43532
LONGACRE
$15.99Real-time pressure monitoring is essential for tuning forced induction systems, transmission lines, and fuel delivery—and guesswork has no place in your data acquisition setup. The Longacre Wire...LON52-43532- SKU:
- LON52-43532
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- MFG Part #:
- 52-43532
$15.99 -
Longacre Replacement Pressure Sensor Wire 52-43530
LONGACRE
$14.99A faulty pressure sensor wire compromises real-time data accuracy and can leave you flying blind on track or at the dyno. This OEM Longacre replacement pigtail restores reliable pressure readings for...LON52-43530- SKU:
- LON52-43530
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- 52-43530
$14.99 -
Longacre Pressure Sensor 0-100psi w/out QD Lead 52-43520
LONGACRE
$78.99Accurate pressure monitoring is essential for optimizing fuel delivery, boost levels, and overall engine performance. The Longacre 0-100psi pressure sensor delivers reliable, real-time data without...LON52-43520- SKU:
- LON52-43520
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MFG Part #:
- 52-43520
$78.99 -
Longacre Pressure Sensor 0-15psi w/out QD Lead 52-43510
LONGACRE
$82.99Accurate fuel pressure monitoring is critical for tuning and diagnosing fuel system performance, whether you're running carbureted or EFI setups. The Longacre 0-15psi sensor delivers reliable,...LON52-43510- SKU:
- LON52-43510
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 52-43510
$82.99 -
Longacre Temp Sensor 340deg w/ QD Lead & Manifold Fitt 52-43505
LONGACRE
$33.99Precise coolant temperature monitoring is critical for engine protection and performance tuning—especially in high-stress racing environments where thermal management directly impacts reliability and...LON52-43505- SKU:
- LON52-43505
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 52-43505
$33.99 -
Longacre Temp Sensor 280deg SMI w/QD Lead & Fitting 52-43500
LONGACRE
$33.99Precision engine temperature management is critical for protecting your investment and maintaining consistent performance during high-stress racing conditions. The Longacre 280-degree temperature...LON52-43500- SKU:
- LON52-43500
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 52-43500
$33.99 -
Longacre Oil Temp Sensor 1/2in. NPT 270 Deg 52-43350
LONGACRE
$21.99Accurate oil temperature monitoring is critical for maintaining engine health and detecting potential issues before they become catastrophic failures. This Longacre sensor provides real-time...LON52-43350- SKU:
- LON52-43350
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MFG Part #:
- 52-43350
$21.99 -
Longacre Water Temp Sender 1/2in. NPT 250 Deg 52-43300
LONGACRE
$16.99Accurate coolant temperature monitoring is critical for engine protection and performance tuning—especially in high-output or forced-induction applications where thermal management directly impacts...LON52-43300- SKU:
- LON52-43300
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MFG Part #:
- 52-43300
$16.99 -
Longacre Water Temp Sender 3/8in. NPT 230 Deg 52-43252
LONGACRE
$15.99Accurate coolant temperature monitoring is essential for engine protection and performance tuning—especially when pushing your engine to its limits on the track or in high-demand driving conditions...LON52-43252- SKU:
- LON52-43252
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- 52-43252
$15.99 -
Longacre Water Temp Sender 1/2in. NPT 230 Deg 52-43250
LONGACRE
$15.99Accurate coolant temperature monitoring is critical for engine protection and performance tuning—especially under high-load racing conditions where thermal management can make the difference between...LON52-43250- SKU:
- LON52-43250
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- MFG Part #:
- 52-43250
$15.99 -
Longacre Water Pressure Sender 52-43241
LONGACRE
$27.99Accurate water temperature monitoring is critical for engine longevity and performance tuning. The Longacre Water Pressure Sender 52-43241 delivers reliable, real-time coolant pressure data to your...LON52-43241- SKU:
- LON52-43241
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 52-43241
$27.99 -
Longacre Oil Pressure Sender 1/8in NPT 20psi 52-43080
LONGACRE
$19.99Accurate oil pressure monitoring is critical for engine longevity and performance—this Longacre sender gives you real-time data to catch issues before catastrophic failure occurs. Whether you're...LON52-43080- SKU:
- LON52-43080
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 52-43080
$19.99 -
Longacre Fuel Pressure Sender 1/8in NPT 4psi 52-43021
LONGACRE
$19.99Accurate fuel pressure monitoring is essential for reliable engine performance and diagnostics. The Longacre 4psi Fuel Pressure Sender gives you real-time data on your fuel system's health, helping...LON52-43021- SKU:
- LON52-43021
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 52-43021
$19.99 -
Longacre Fuel Pressure Sender 1/8in. NPT 2-7psi 52-43020
LONGACRE
$38.99Accurate fuel pressure monitoring is critical for tuning and diagnosing fuel system performance, especially in carbureted or low-pressure EFI applications. The Longacre 2-7psi sender gives you...LON52-43020- SKU:
- LON52-43020
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- MFG Part #:
- 52-43020
$38.99 -
Longacre Oil Pressure Sender 1/8in. NPT 15-50psi 52-43000
LONGACRE
$37.99Accurate oil pressure monitoring is critical for engine longevity and performance diagnostics—especially during high-stress racing conditions where pressure fluctuations can signal serious problems...LON52-43000- SKU:
- LON52-43000
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- 52-43000
$37.99 -
Longacre Replacement Light Blue 52-41805
LONGACRE
$14.99Dashboard warning lights are critical for real-time vehicle monitoring during track sessions and high-performance driving. This Longacre replacement light ensures your gauge panel maintains clear...LON52-41805- SKU:
- LON52-41805
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- 52-41805
$14.99 -
Longacre Replacement Light Green 52-41804
LONGACRE
$14.99If you're running a Longacre gauge or switch panel setup, a failed warning light compromises both visibility and safety during competition or track sessions. This genuine Longacre replacement light...LON52-41804- SKU:
- LON52-41804
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 52-41804
$14.99 -
Longacre Replacement Light Amber 52-41803
LONGACRE
$14.99If you're running a custom gauge panel or warning light system in your race car, a burnt-out indicator light compromises visibility and diagnostics when you need them most. This Longacre replacement...LON52-41803- SKU:
- LON52-41803
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 52-41803
$14.99
