IMCA Modified Parts

Keep your GM metric spindles protected and race-ready with the Allstar Performance Metric Spindle Savers — a must-have upgrade for any serious competitor looking to extend the life of their front end components. Built tough from steel with a cadmium...

Upgrade your Mustang II or Pinto front brake setup with confidence using the Allstar Performance RH Caliper Bracket. Engineered for a precise, reliable fit, this passenger-side bracket pairs perfectly with GM Metric calipers to give you the stopping...

Upgrade your Mustang II or Pinto front suspension with confidence using the Allstar Performance LH Caliper Bracket (ALL42110) — a precision-engineered solution that makes fitting a GM Metric caliper to your classic spindle a clean, no-hassle job. Built...

Take precise control of your braking performance with the Allstar Performance Brake Bias Adjuster Crank Type Short (ALL42070) — designed to let you fine-tune brake balance on the fly without ever taking your focus off the track. Built tough for the...

When race day arrives, the last thing you want is your engine gasping for air. The Allstar Performance 14" Air Cleaner Kit (ALL26094) is dyno- and track-tested to deliver superior airflow over standard flat assemblies, giving your engine the breathing...

Keep your late model race car tight and track-ready with the Allstar Performance LM Aluminum Body Brace Kit (ALL23107). Engineered for serious competitors, this lightweight aluminum kit adds critical structural support to your doors and quarter panels...

Keep your race car's body bracing system locked in tight with the Allstar Performance Body Brace Ends (ALL23082) — a simple but essential component that ensures your flexible body brace stays secure lap after lap. Built tough with a zinc-plated steel...

Keep your dirt car running at peak performance with the Allstar Performance Access Panel Kit (ALL18533) — a game-changer for quick, hassle-free under-panel maintenance. No more tearing apart your setup just to reach your fuel cell or dry sump pump tank...

When every fraction of a second counts, you need braking hardware that can keep up with your ambitions. The AFCO 11.75" x 0.810" Straight Vane Brake Rotor (9850-6021) delivers race-proven stopping power with a precision-engineered straight vane design...

When it comes to race-day stopping power, the AFCO 8 Bolt Straight Vane Brake Rotor (9850-6020) is built to perform when it matters most. Its straight vane design keeps heat moving efficiently, so you stay in control lap after lap without worrying about...

The IMCA Modified 604 Crate TandemX Kit V-Belt Water Pulley Setup delivers the reliable cooling and accessory drive performance demanded by competitive IMCA Modified racing. This tandem pulley configuration is engineered to optimize belt tension and...

Stock small block Chevy oil pans sacrifice capacity and flow efficiency, limiting your engine's cooling potential under sustained high-RPM operation. This hi-volume 6-quart claimer pan delivers superior oil capacity and optimized internal baffling to...

A low-profile air filter is essential for engine builders and enthusiasts who need to maximize underhood clearance without sacrificing airflow. The 14x4 design delivers superior filtration in a compact footprint, making it ideal for custom engine bays...

If you're running qualifying events, you need an air filter that delivers consistent, uncompromised airflow without sacrificing filtration integrity. The Classic Profile Filter 14x4 is purpose-built for competition environments where every fraction of...

A flat-base air cleaner design delivers measurable performance gains by optimizing airflow directly to your carburetor or throttle body—translating to up to 12 hp of additional output compared to traditional drop-base designs. The spun aluminum...

A restrictive air intake robs your engine of both power and efficiency. This 14-inch flat base air cleaner delivers measurable gains—up to 12 HP—by optimizing airflow to your carburetor or throttle body while reducing inlet air temperatures. The spun...

Fine-tuning your Quick Fuel carburetor requires precision jetting to match your engine's specific fuel requirements and operating conditions. This comprehensive assortment eliminates guesswork by providing four jets at each size from 116 through 208,...

A quality wheel hub is fundamental to reliable rear axle assembly, directly affecting wheel retention, bearing integrity, and overall drivetrain safety. This complete hub kit eliminates the need to source individual components, giving you everything...

A quality rear hub kit is the foundation of any reliable rear axle assembly, directly affecting your vehicle's handling, stability, and longevity. The GN210-K delivers a complete, bolt-on solution with all necessary components—bearings, studs, and...

If you're running a dirt Modified and need to meet sanctioning body requirements without sacrificing weight or durability, Fivestar's molded plastic valance kit delivers both compliance and performance. The three-piece design uses overlapping flanges for...