Spec Clutch SF84A Aluminum Flywheel - High Performance

The SPEC SF84A Aluminum Flywheel delivers precision-engineered performance for high-performance and racing applications. CNC-manufactured to an exceptional .001" tolerance—ten times tighter than the industry standard of .010"—this flywheel ensures perfect balance and a flawlessly flat bedding surface for optimal clutch disc engagement and longevity.

Key Features:

• Constructed from aircraft-quality billet aluminum for substantial weight reduction
• CNC-machined to .001" tolerance for perfect balance and minimal runout
• Replaceable steel friction plate for enhanced clutch bedding and holding power
• SFI certified for competitive racing safety standards
• Rebuildable design extends service life and reduces long-term costs
• Optimized moment of inertia (MOI) for improved throttle response and acceleration

Performance Benefits:

The lightweight aluminum construction significantly reduces rotational mass compared to steel flywheels, allowing your engine to rev more freely and deliver faster acceleration. The reduced inertia is ideal for road racing, autocross, and track applications where quick gear changes and throttle response are critical. The replaceable friction plate ensures consistent clutch engagement characteristics throughout the flywheel's service life, while the precision machining eliminates power-robbing vibrations that can damage engine components.

SPEC's extensive research and development ensures this flywheel is engineered with optimal dimensions and weight distribution specifically for performance driving. The SFI certification provides peace of mind for competitive racing environments where component failure is not an option.