JR Race Car 20195 Black Tri-Lug Window Knob 13/16"

JR Race Car

<h3>About JR Race Car Engineering</h3><p>Born on the starting line of a new era in drag racing, <strong>JR Race Car Engineering</strong> has been one of the most trusted names in junior dragster motorsport since 1992. When the NHRA introduced its Junior Drag Racing League and opened the sport to young competitors, JR Race Car was there from the very beginning — machining chassis, building engines, and crafting clutch systems entirely in-house from a 1,100-square-foot home garage in Greeley, Colorado.</p><p>What started as a grassroots operation has grown into a state-of-the-art manufacturing facility, but the brand's core mission has never changed: deliver purpose-built, competition-grade components specifically engineered for junior dragsters. Every part JR Race Car produces is designed with the unique demands of NHRA junior drag racing in mind — tight tolerances, reliable performance, and compliance with sanctioning body rules.</p><h3>Signature Products &amp; Product Lines</h3><p>JR Race Car's lineup spans the full breadth of what a competitive junior dragster needs. The brand is the sole manufacturer of the iconic <strong>Hercules Chassis</strong>, widely regarded as one of the most refined and proven frames in the junior dragster class. Their engine offerings range from entry-level Raptor-based motors all the way up to the high-performance Titan and ZR Racing Engine lines, giving racers options at every level of competition. The <strong>Shockwave Clutch</strong> system is another flagship product, engineered for precise engagement and consistent performance run after run.</p><p>Beyond the headline products, JR Race Car supplies everything needed to keep a junior dragster on the track and race-ready. Their <a href="/4334-jr-race-car-pipe-fitting-17358">pipe fittings and fuel line components</a> — including Y-type hose barb fittings — are designed to integrate seamlessly into junior dragster fuel systems. Builders and tuners rely on JR Race Car's <a href="/4334-jr-race-car-bulk-fasteners-200213">bulk fasteners</a> for everything from ballast weight tank mounting kits to chassis assembly hardware. And for the countless small components that make a dragster work from wheel chocks to bearings and specialty tools, their selection of <a href="/200513-hardware-parts-accessories-jr-race-car-4334">hardware parts and accessories</a> rounds out the build with purpose-designed pieces you won't easily find elsewhere.</p><h3>Why Racers Trust JR Race Car</h3><p>Over three decades of focused specialization in a single niche is rare in motorsport. JR Race Car hasn't tried to be everything to every racer — instead, they've drilled deep into the junior dragster world and earned the trust of families, crew chiefs, and young drivers alike. Their products are NHRA-approved, consistently updated to meet evolving rulebook requirements, and backed by a team that genuinely understands the sport. Whether you're building a first-time racer's car or chasing a class record, JR Race Car parts represent some of the most dialed-in, competition-proven hardware available for the junior drag racing class.</p>