J J MOTORSPORTS

Whether you're building a competitive IMCA racer or upgrading your short-arm suspension geometry, this complete spindle kit eliminates the guesswork of sourcing compatible components. Wilwood rotors...

Short-arm spindles are critical for precision front-end geometry, especially in IMCA competition where suspension compliance directly impacts lap times and tire wear. This complete kit delivers...

When you're prepping tires for competition or maintaining a race vehicle, having the right tools separates a clean job from a frustrating one. This Wide Foot Tire Bead Breaker & Stagger Stick Tool...

If you're running late-model wide 5 wheels on a drag setup, hub quality directly impacts your consistency and safety at the strip. This REM-finished hub and seal kit eliminates runout issues and...

Whether you're running alcohol or gasoline in a high-performance engine, fuel delivery integrity is non-negotiable. This complete -10 AN fuel line kit eliminates weak points in your fuel system with...

Precise steering response separates champions from the field. A 2:1 quickener ratio cuts your steering wheel input in half, delivering faster turn-in and more responsive handling without compromising...

A quick-disconnect steering setup is essential for any serious track car or competition vehicle where driver changes or emergency egress matters. This kit delivers the bolt-on components you need to...

Weight distribution and ballast placement can make or break your setup on the track or trail—these aluminum clamps give you the precision mounting points you need without guesswork. Built from billet...

When you're dialing in weight distribution or securing critical components to your chassis, you need mounts that won't slip under load or vibration. These billet aluminum clamps deliver precision...

Ballast weight distribution is critical for chassis balance, especially in competitive racing where weight placement directly impacts handling and lap times. These aluminum mounts provide a rigid,...

Axle tube clamps are critical safety components in racing applications—a failure here can mean loss of vehicle control. This heavy-duty 3" clamp provides the secure, vibration-resistant fastening...

Clean, reliable body panel fastening starts with the right hardware. These steel body bolts paired with 1-1/4" OD aluminum washers distribute load evenly across fenders, race car bodies, and panel...

Body panel fastening demands precision and vibration resistance—especially in high-performance and racing applications where loose fasteners can compromise aerodynamics and safety. This body bolt kit...

Body bolts are mission-critical fasteners that demand precision and reliability—especially when vibration, weather, and track abuse are constantly testing your work. This Allen head body bolt kit...

Cracked injector bores in 6.0L Powerstroke engines cause diesel fuel to contaminate your cooling system—a problem that typically demands expensive cylinder head replacement. This repair kit...

Your competitive edge on the dirt track hinges on driveline efficiency and structural integrity—and this Complete Quick Change Kit delivers both without compromise. Built around Winters' legendary...

When every lap counts on the dirt track, a weak link in your driveline will cost you races. This Complete Quick Change Rear End Kit for the Rocket XR1 eliminates guesswork by combining a proven...

When you're pushing a classic GM Metric to its limits—whether on the street or track—factory braking systems fall short. This loaded caliper kit paired with Hawk D154 pads delivers the stopping power...

If you're running Mustang II spindles and need genuine stopping power without excess weight, this conversion kit delivers the upgrade your build demands. The hybrid rotor design pairs Granada-style...

Suspension geometry directly impacts your B-Mod's ability to hook off the line, carry speed through corners, and maintain stability under load. Worn or inadequate lower control arms compromise all...

If you're running a stock car in IMCA competition or maintaining a 1978-87 GM Metric vehicle, suspension geometry is non-negotiable. These IMCA Spec upper control arms bolt directly to your stock...

A worn or damaged steering linkage directly impacts your car's handling precision and safety, especially critical in high-performance driving or vintage restoration work. This complete steering kit...

Every second counts in the pit box. This Short Pit Lug Socket Extension eliminates reach constraints during wheel changes, allowing your crew to work faster without fumbling for longer tools or...

Fuel cells require proper venting to maintain safe internal pressure and prevent component damage during operation. This -10 AN breather/vent fitting integrates a filter in a single, bolt-on...

Worn or damaged birdcage bearings compromise suspension precision and can accelerate wear on adjacent components, directly impacting your car's handling and lap times. This 3.008" ID replacement...

The factory intake heater grid restricts airflow and traps heat in your 5.9L Cummins combustion chamber—this delete spacer eliminates that bottleneck to drop EGTs, reduce smoke, and unlock cleaner...

Hood flutter and liftoff aren't acceptable risks in racing—they compromise aerodynamics, damage your bodywork, and can create dangerous track conditions. These 4" Flanged Hood Pins deliver the...

The 6.0L Powerstroke's oil cooler is notorious for collecting casting sand and debris—a problem that skyrockets oil temperatures and leads to catastrophic EGR cooler failure. This flush kit restores...

Cracked injector bores in your 6.0L or 6.4L Powerstroke are a ticking time bomb—diesel fuel leaks into your cooling system, engine temperatures spike, and you're facing a catastrophic failure or a...

Front crank seal leaks on 6.0L Powerstrokes demand a precision solution—not improvisation. This installer tool eliminates the need for expensive factory equipment and radiator removal, cutting...

If you're building a custom suspension geometry or modifying your control arm mounting points, these slugs are essential for achieving precise fit and alignment. Available in multiple thicknesses,...

Suspension geometry tuning requires precision, and off-the-shelf control arms often don't accommodate the specific ride height and camber adjustments your setup demands. This Upper A-Arm Control Arm...

Upgrade your upper A-arm geometry with precision-engineered control arm brackets designed for the demands of competitive racing. This kit delivers the adjustability you need to dial in your...

Bearing contamination is the silent killer of wheel hub performance—dirt, moisture, and debris will degrade your bearings and destroy your competitive edge. This 5x5 2.5-inch pin wheel hub bearing...

Wheel bearing wear is one of the fastest ways to lose steering precision and invite catastrophic hub failure at race speed. This 5x5 2.5-inch pin bearing delivers the tapered geometry and precision...

Leaking injector sleeves in your 6.0L or 6.4L Powerstroke will compromise combustion efficiency and risk coolant contamination—problems that typically demand expensive cylinder head removal. This...

The 6.0L Powerstroke's notorious injector bore cracking problem doesn't require a costly cylinder head replacement—this kit seals the issue at the source with an extended repair sleeve that prevents...

Shock bolt Steel 3" Long Nut Included 1/2"-13 Course Thread Each

Shock bolt Steel 2.5" Long Nut Included 1/2"-13 Course Thread Each

Securing your air filter assembly with quality hardware ensures consistent carburetor sealing and prevents mid-race vibration-induced loosening that can compromise engine performance. This anodized...