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SKU: ATI917740 / UPC: 800157031076
ATI Performance Super Damper for Chevrolet Big Block – 7.074in Steel Harmonic Balancer, External Balance, MK IV/Gen V/VI, 454-502, 3-Ring, 1-Piece Seal
The ATI Performance Super Damper, meticulously engineered for MK IV, Gen V, and Gen VI 454-502 engines with external balance. This 7.074-inch steel harmonic balancer is designed to deliver unmatched reliability, precision, and durability, making it the go-to choice for enthusiasts and professionals seeking top-tier engine performance. Crafted with a 3-ring design and a one-piece seal, this damper ensures precise vibration control, extending crankshaft life and maintaining engine stability under high-RPM conditions.
The ATI Super Damper is built to exacting standards, featuring a robust steel construction that withstands the rigors of high-performance applications. Its external balance configuration is specifically tailored for Chevrolet Big Block engines, providing a seamless fit and dependable performance. Whether you’re building a street machine or a race-ready vehicle, this damper delivers the quality and precision you need to keep your engine running smoothly.
What’s Included in Your Purchase:
- ATI Super Damper Harmonic Balancer (Part Number: ATI917740)
- Material: High-strength steel with black zinc chromate finish for corrosion resistance
- Diameter: 7.074 inches
- Design: 3-ring configuration for enhanced vibration dampening
- Seal Type: 1-piece seal for simplified installation and maintenance
- Balance: External balance, specific to Chevrolet Big Block engines
- Hardware: Not included (uses OEM or aftermarket crank pulley bolts, sold separately)
- Installation Instructions: Detailed guide included for proper installation
Vehicle Fitment:
The ATI917740 Super Damper is compatible with the following Chevrolet Big Block engines:
- Year Range: 1965-2000 (confirm specific application with engine model)
- Make: Chevrolet
- Models:
- Engines: 454 cu. in. and 502 cu. in.
- Mark IV (1965-1990)
- Gen V (1991-1995)
- Gen VI (1996-2000)
- Engine Type: Big Block V8, external balance only
- Applications: Fits vehicles equipped with 454-502 cu. in. engines, including but not limited to:
- Chevrolet Camaro (1967-1996, with applicable BBC engine)
- Chevrolet Chevelle (1965-1975, with applicable BBC engine)
- Chevrolet Corvette (1965-1996, with applicable BBC engine)
- Chevrolet Impala (1965-1996, with applicable BBC engine)
- Chevrolet C/K Series Trucks (1965-2000, with applicable BBC engine)
- Other GM vehicles with MK IV, Gen V, or Gen VI 454-502 engines (verify fitment with your specific vehicle)
Specifications:
- Part Number: ATI917740
- UPC: 800157031076
- Weight: Approximately 12.5 lbs
- Construction: Precision-machined steel hub and outer ring
- Elastomer: High-durometer elastomer for effective vibration absorption
- SFI Certification: Meets SFI 18.1 specifications for racing applications
- Timing Marks: Laser-etched for accurate ignition timing
- Bore Diameter: Compatible with standard Chevrolet Big Block crankshafts (verify specific crank snout size)
- Pulley Compatibility: Accepts standard 3-bolt pulley patterns (pulleys sold separately)
Why Choose the ATI Super Damper?
The ATI917740 stands out as the preferred choice for Chevrolet Big Block owners due to its precision engineering and robust design. Unlike stock or lesser aftermarket dampers, this unit is built to handle the intense vibrations of high-performance 454-502 engines, ensuring long-term reliability. Its SFI 18.1 certification makes it race-ready, while the 3-ring design provides enhanced vibration control for street and strip applications. The one-piece seal simplifies installation, reducing maintenance time and ensuring a secure fit.
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