Harmonic Balancer
Dec 17, 2022 | 05:57 AM
Thread Starter
Racer
Joined: Nov 2015
Posts: 452
Likes: 159
From: Port Charlotte Florida
Harmonic Balancer
Would like to replace crank pulley to avoid problems down the road. Any recommendations on brands or styles? I see solid or two piece with impregned rubber available. Just drive the car like an old person (no racing or track driving). Thanks.
Dec 17, 2022 | 07:41 AM
Team Owner
Joined: Sep 2002
Posts: 30,611
Likes: 4,619
From: Bonita Springs, Florida
If your balancer spins straight without any noticeable wobble, don't replace it.
Dec 17, 2022 | 01:11 PM
Melting Slicks
Joined: Oct 2022
Posts: 2,814
Likes: 2,352
From: Phoenix, Arizona
2025 C7 of the Year Finalist- Unmodified
2024 C7 of the Year Finalist - Unmodified
how much of a wobble is becoming a problem??
Dec 18, 2022 | 12:59 AM
Le Mans Master
Joined: Feb 2021
Posts: 6,511
Likes: 4,359
From: Florida
2025 Corvette of the Year Finalist - Unmodified
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This is a reliable upgrade over OEM for a stock driver.
https://www.summitracing.com/parts/p...model/corvette
Dec 18, 2022 | 08:50 AM
Joined: Mar 2001
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From: In a parallel universe. Currently own 2014 Stingray Coupe.
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Power bond does make a good balanced. But unless the current balancer is bad, no sense in messing with it.
Dec 18, 2022 | 11:49 AM
Melting Slicks
Joined: Oct 2007
Posts: 2,375
Likes: 426
Dec 18, 2022 | 11:51 AM
Joined: Aug 2018
Posts: 10,082
Likes: 7,398
From: South Hill Wa
2022 C5 of the Year Finalist - Modified
2021 C5 of the Year Finalist - Modified
Put me in the camp of........ it it ain't broke don't fix it.
Dec 18, 2022 | 05:11 PM
Burning Brakes
Joined: Aug 2014
Posts: 945
Likes: 226
This was mine that needed replacing.
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Dec 18, 2022 | 05:58 PM
Melting Slicks
Joined: Mar 1999
Posts: 3,212
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From: Rochester Hills Michigan
I consider mine “ok” at 72k🤷🏻♂️
Dec 18, 2022 | 07:29 PM
Thread Starter
Racer
Joined: Nov 2015
Posts: 452
Likes: 159
From: Port Charlotte Florida
Quote:
Originally Posted by
Vetteman Jack
Power bond does make a good balanced. But unless the current balancer is bad, no sense in messing with it.
thanks for the input.
Dec 18, 2022 | 08:13 PM
Team Owner
Joined: Sep 2002
Posts: 30,611
Likes: 4,619
From: Bonita Springs, Florida
Replaced my GM Harmonic Balancer with a Summit SUM-C2501 Harmonic Balancer, ARP Balancer Bolt using the installation tool and new crankshaft seal last month at just under 69K miles. This is a big job that should be using a lift and with 2 people if possible. Like I said, if your balancer spins straight without any noticeable wobble, don't replace it.