What is the purpose of a crankshaft damper?

A crankshaft damper, also known as a harmonic balancer, is designed to absorb torsional vibrations that occur in the crankshaft during engine operation. These vibrations can cause stress and damage to the crankshaft and other engine components over time.

Why would I choose an aluminum damper over a stock steel one?

Aluminum dampers are typically lighter than their steel counterparts. This reduction in rotational mass can contribute to slightly quicker engine response and can be beneficial in performance applications where every bit of weight savings counts.

What does '4 percent OD' mean for this damper?

The '4 percent OD' indicates that the damper is designed to spin accessory components driven by the crankshaft, such as the alternator and water pump, at approximately 4% faster speed than they would with a stock damper. This can be useful for ensuring adequate output from accessories at lower engine RPMs.

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Specifications

Brand: ATI
Part #: ATI918564
UPC: 800157028656

ATI Damper - 5.67in - Alum - 6 Grv - Toyota 2Zz-Ge - 1.8L - 4 Percent OD - 1Pc

Name: ATI Damper - 5.67in - Alum - 6 Grv - Toyota 2Zz-Ge - 1.8L - 4 Percent OD - 1Pc
Brand: ATI
SKU: ati-ati-damper-5-67in-alum-6-grv-toyota-2zz-ge-1-8l-4-percent-od-1pc-t14-361529
Price: 405.24 USD
Availability: InStock

$405.24

Only 2 left in stock

ATI Damper - 5.67in - Alum - 6 Grv - Toyota 2Zz-Ge - 1.8L - 4 Percent OD - 1Pc. Improves engine timing accuracy for your Toyota 2ZZ-GE.

Key Features

Fits Toyota 2ZZ-GE 1.8L engines.
5.67-inch aluminum crankshaft damper.
Features 6 grooves for accessory drive belts.
4 percent overdriven (OD) sizing.
Reduces torsional vibrations from the crankshaft.
Helps improve engine timing accuracy.

This ATI damper is designed for Toyota 2ZZ-GE 1.8L engines. Please verify fitment for your specific vehicle application.

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About this part

Product Details

This ATI damper kit includes the 5.67-inch aluminum crankshaft damper, designed specifically for Toyota 2ZZ-GE 1.8L engines. It features 6 grooves for accessory drive belts and is sized at 4 percent overdriven (OD) to slightly increase the speed of accessories driven by the crankshaft. This damper helps to reduce torsional vibrations from the crankshaft, which can improve engine timing accuracy and overall engine health.

Crafted from aluminum, this damper is lighter than a stock steel unit, which can help reduce rotational mass. The 6-groove design offers flexibility for accessory belt setups, and the 4% overdrive means accessories like your alternator or water pump will spin a bit faster than stock. ATI is known for making well-built performance engine components, and this damper is a solid option for anyone looking to fine-tune their Toyota 2ZZ-GE engine.