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Old 12-17-2020, 11:36 AM   #21 (permalink)
Isaac Zachary
High Altitude Hybrid
 
Join Date: Dec 2020
Location: Gunnison, CO
Posts: 1,985

Avalon - '13 Toyota Avalon HV
90 day: 40.45 mpg (US)

Prius - '06 Toyota Prius
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Quote:
Originally Posted by Ecky View Post
I want to say Honda didn't install them on their D15 engines, but the slightly longer stroke D16 (and every engine of larger displacement) got one.

I had to check, and the Insight's 1.0L 3 cylinder has a harmonic damper. That surprised me a bit as I imagine it's probably an accessory loss, turning some crank motion into heat.

Maybe all timing chain motors have one? I could see a belt as providing some damping.
I'll have to check my Prius and Avalon hybrids. They have a lone pulley sticking out of the front but I don't think they have a harmonic dampener, and they are timing chain driven.

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