Couplers And Components

Circle Track Couplers & Components at JJ Motorsports

Ensure secure and reliable connections between your clutch and transmission with high-quality couplers and components from JJ Motorsports. Designed for seamless power transfer under extreme track conditions, these parts are essential for Bert, Brinn, and Falcon racing setups in IMCA, USMTS, late models, modifieds, and street stocks, eliminating power loss and enhancing driveline durability.

Shop trusted brands like Winters for precision input shafts and crank couplers. Explore related categories such as Circle Track Clutches and Components for advanced clutch systems or Circle Track Manual Transmissions & Components for transmission upgrades.

Top Circle Track Couplers & Components

• Winters Input Shaft Collar Crank Hub Kit 18 Spline Steel 234-9049 – This Winters Performance Products kit is designed to facilitate the connection between Falcon transmissions and Chevrolet crankshafts. It includes a steel crankshaft coupler, an 18-spline steel transmission input shaft collar, and a standard 18/18 spline.
• Winters SBC External Balanced Flywheel 18-Spline Steel WIN63844-18 – The Winters SBC External Balanced Flywheel is engineered for Small Block Chevy V8 engines, featuring an 18-spline design and constructed from durable steel. This flywheel ensures precise external balancing, enhancing engine performance and reliability.
• Winters SBC Crank Coupler 10 Spline 1.375" Input Shaft 2-Piece Seal Steel Cadmium WIN62447 – The Winters SBC Crank Coupler is a high-performance component designed for Small Block Chevy engines. It features a 10-spline design with a 1.375-inch diameter input shaft, ensuring a secure and reliable connection. Constructed from steel and finished.

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!