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ATI Damper - 7.074" - Aluminum - 3 Ring (Oldsmobile V8 267-455) ATI917840

ATI Damper - 7.074" - Aluminum - 3 Ring (Oldsmobile V8 267-455) ATI917840

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Item#:
APPATI917840
$429.00
Price: $414.50
(You save $14.50 )
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UPC:
800157030369
Availability:
Special order
LTL:
N
MPN:
ATI917840
Product ID:
361398
Proposition 65:
N
Category:
Engine Components>Crankshaft Dampers
Core:
N
Clearance Item:
N

ATI Damper – 7.074in – Aluminum – 3 Ring (Oldsmobile V8 267–455) – ATI917840

Lightweight Aluminum Super Damper for Oldsmobile V8 Engines (267–455 CID)

The ATI 7.074-inch Aluminum Super Damper (part ATI917840) delivers exceptional vibration control and weight savings for Oldsmobile V8 engines ranging from 267 to 455 cubic inches. Engineered for both street and strip performance, this 3-ring aluminum damper reduces rotating mass while maintaining industry-leading harmonic balance. It’s the perfect solution for high-performance Olds builds where throttle response, smoothness, and long-term reliability matter most.

Performance Highlights

  • 7.074-inch outer diameter provides excellent harmonic damping for wide-RPM stability
  • Lightweight aluminum construction improves throttle response and reduces crankshaft load
  • 3-ring design isolates harmful engine vibrations for smoother operation
  • Direct-fit for Oldsmobile V8 engines from 267 to 455 cubic inches
  • SFI 18.1 certified and fully rebuildable for maximum longevity and safety

Quick Specs

  • Outer Diameter: 7.074 inches
  • Material: Aluminum
  • Design: 3-Ring Super Damper
  • Certification: SFI 18.1
  • Applications: Oldsmobile V8 (267–455 CID)
  • Part Number: ATI917840

Why Choose ATI’s 7.074in Aluminum Super Damper?

The ATI917840 combines lightweight construction with the proven vibration-control technology ATI is known for. Its 3-ring design protects bearings and rotating assemblies from harmonic stress while offering quick revving performance. Whether you’re running a street-tuned 350 or a high-RPM 455, this damper delivers the stability, reliability, and performance every Olds builder demands.

Frequently Asked Questions

Which Oldsmobile engines will this damper fit?

It’s compatible with all Oldsmobile small and big block V8 engines from 267 through 455 CID.

What advantage does an aluminum damper offer over steel?

The aluminum shell reduces rotating mass, improving throttle response while maintaining excellent torsional damping performance.

Is it suitable for racing use?

Yes. The ATI917840 is SFI 18.1 certified, making it approved for competitive motorsport and high-RPM operation.

Is the damper rebuildable?

Absolutely. All ATI Super Dampers are fully rebuildable using genuine ATI components, ensuring long-term precision and reliability.

Vehicle Fitment

  • Oldsmobile V8 267 CID
  • Oldsmobile V8 307 CID
  • Oldsmobile V8 330 CID
  • Oldsmobile V8 350 CID
  • Oldsmobile V8 400 CID
  • Oldsmobile V8 425 CID
  • Oldsmobile V8 455 CID

Contact Beefcake Racing

Beefcake Racing is your trusted source for ATI Super Dampers and premium performance components for classic and modern GM engines. For expert assistance or to place an order, email sales@beefcakeracing.com or call 1-855-827-7223. Our team can help you select the right damper for your Oldsmobile build or race application.

CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov