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ATI Damper - 7.48" - Aluminum - 8 Groove - 12 Percent OD - 3 Ring (2005 - 2010 Ford Mustang 4.6 Mod) ATI918018

ATI Damper - 7.48" - Aluminum - 8 Groove - 12 Percent OD - 3 Ring (2005 - 2010 Ford Mustang 4.6 Mod) ATI918018

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Item#:
APPATI918018
$463.34
Price: $418.27
(You save $45.07 )
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UPC:
800157031960
Availability:
Special order
LTL:
N
MPN:
ATI918018
Product ID:
361419
Proposition 65:
N
Category:
Engine Components>Crankshaft Dampers
Core:
N
Clearance Item:
N

ATI Damper – 7.48in – Aluminum – 8 Groove – 12% Overdrive – 3 Ring (2005–2010 Ford 4.6 Modular) – ATI918018

High-Performance 12% Overdrive Super Damper for Ford 4.6L Modular Engines

The ATI 7.48-inch Aluminum Super Damper (part ATI918018) is purpose-built for 2005–2010 Ford 4.6L Modular engines, delivering precision harmonic control and a noticeable performance bump with its 12% overdrive pulley. This 8-groove, 3-ring damper increases blower and accessory drive speed, making it ideal for supercharged applications like the Mustang GT and other 4.6L Mod motor builds. Crafted from lightweight, high-strength aluminum, this damper enhances throttle response, protects the crankshaft, and ensures rock-solid reliability at high RPM.

Performance Highlights

  • 12% overdrive design for increased supercharger and accessory speed
  • 7.48-inch outer diameter provides superior harmonic damping and balance
  • 8-groove pulley supports high-load belt systems
  • 3-ring construction eliminates torsional vibration for smooth operation
  • Lightweight aluminum build reduces rotating mass
  • SFI 18.1 certified for competitive motorsport use
  • Fully rebuildable for long-term precision and performance

Quick Specs

  • Outer Diameter: 7.48 inches
  • Material: Aluminum
  • Pulley Type: 8 Groove
  • Overdrive: 12% OD
  • Rings: 3
  • Certification: SFI 18.1
  • Applications: 2005–2010 Ford 4.6L Modular Engines
  • Part Number: ATI918018

Why Choose the ATI 7.48in 12% OD Super Damper?

The ATI918018 Super Damper delivers professional-grade vibration control while providing a measurable power advantage through its 12% overdrive ratio. By spinning superchargers and accessories faster, it improves boost response and acceleration without sacrificing durability. Its 3-ring, aluminum construction keeps your rotating assembly lighter and more responsive, and its SFI 18.1 certification ensures it’s built to race standards. Perfect for boosted Mustang GTs and Mod motor builds pushing serious performance.

Frequently Asked Questions

What does a 12% overdrive damper do?

It increases the speed of your supercharger and accessories by 12%, generating more boost and improving throttle response on performance builds.

Is this damper compatible with factory 4.6L front-end accessories?

Yes. It retains OEM alignment and belt fitment while adding overdrive performance capability.

Do I need tuning after installing an overdrive damper?

Yes—anytime you alter pulley ratios or boost levels, you should have your tune adjusted for safe air/fuel and timing parameters.

Is this damper suitable for both naturally aspirated and forced-induction engines?

It’s designed especially for supercharged setups but can also improve vibration control and response on naturally aspirated 4.6L engines.

Vehicle Fitment

  • 2005 Ford Mustang GT 4.6L Modular
  • 2006 Ford Mustang GT 4.6L Modular
  • 2007 Ford Mustang GT 4.6L Modular
  • 2008 Ford Mustang GT 4.6L Modular
  • 2009 Ford Mustang GT 4.6L Modular
  • 2010 Ford Mustang GT 4.6L Modular

Contact Beefcake Racing

Beefcake Racing is your trusted source for ATI Super Dampers and Ford 4.6L Modular performance parts. For expert help or to place your order, email sales@beefcakeracing.com or call 1-855-827-7223. Our performance specialists will help you select the right damper for your Mustang or Mod motor build.

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