Subject	To be honest, I haven't seen anyone lose a VG30DE(TT) due to
Posted by	MixManMash on November 19, 2013 at 10:19 AM
	This message has been viewed 307 times.
In Reply To	has anyone ever lost an engine here due to undampened posted by LJZTT on November 19, 2013 at 10:04 AM
Message	not running a harmonic balancer. Maybe it will happen as people are approaching / surpassing the 4 digit HP/TQ numbers. That said, I have heard in many other communities where guys have lost engines by not running a harmonic balancer (Miata, Mazdaspeed Protege). I really think it's a good idea to run a harmonic balancer, whether stock or ATI.
Follow Ups	Does ATI Damper help engine longevity < 500 hp ? - ZXoltan 07:55:12 11/19/13 Re: Does ATI Damper help engine longevity < 500 hp ? - Bigwill837 08:58:51 11/19/13 Respectfully I disagree.... - Madhatter10-6 09:21:39 11/19/13 Well of course they will tell you that. - The Hawk 09:41:02 11/19/13 Maybe.... - Madhatter10-6 09:48:26 11/19/13 has anyone ever lost an engine here due to undampened - LJZTT 10:04:33 11/19/13 To be honest, I haven't seen anyone lose a VG30DE(TT) due to - MixManMash 10:19:43 11/19/13 I haven't either but I wouldn't be surprised if the ati - Evan_Wright (Ca) 10:26:27 11/19/13 I'm not questioning any of that at all - LJZTT 10:39:59 11/19/13 I went back to stock on my current engine and I feel better- - ZinnZ32 10:31:15 11/19/13 I think that is being paranoid, which I can totally identify - LJZTT 10:46:22 11/19/13 This somewhat get to the heart of my inquiry - ZXoltan 11:24:16 11/19/13 I agree with all the theories, however... - ZinnZ32 11:26:08 11/19/13 I also agree that it is a 'cumulative' thing - ZinnZ32 11:32:20 11/19/13 actually I would say we have a pretty good data pool - LJZTT 17:19:06 11/19/13 yeah same here I opted for the stock pulley for my build. (n/m) - Jiro 19:19:53 11/19/13 is the stock pulley also a dampener? (n/m) - LJZTT 19:54:24 11/19/13 meant stock harmonic balancer (n/m) - Jiro 01:29:32 11/20/13 what's the difference? (n/m) - LJZTT 15:13:22 11/20/13 Nothing - -Grimm- 16:09:50 11/20/13 hard to say - aliaZ 11:38:06 11/19/13 Was there a definite answer to that crank failure? - rcmadness 13:05:11 11/19/13 If I was building a 1000hp monster I wouldnt be asking - ZXoltan 13:35:58 11/19/13 At that power level I'd think you have a few ponies to - Ash's Z 14:04:22 11/19/13 Yep. My point exactly. - ZXoltan 14:28:11 11/19/13 Exactly. - Ashman2k2 21:19:07 11/19/13 interesting point, although I didn't think there was THAT - LJZTT 15:23:18 11/20/13 You're saying there haven't been motor design improvements.. - -Grimm- 16:10:58 11/20/13 Not saying, more asking. Has the last 20 (not 30) years - LJZTT 17:23:51 11/20/13 There is in the cylinder head. (n/m) - michaell32 (FL) 21:43:12 11/20/13 Well said. - Bigwill837 10:03:11 11/19/13 Speculation. - Antihero 12:09:54 11/19/13 Hard to say... - Ash's Z 11:10:15 11/19/13 Nail - Head... You are on it. Well said (n/m) - ZinnZ32 11:35:18 11/19/13 The thing is, the dampers are primarily in place to protect - Ash's Z 11:56:18 11/19/13 Re: Hard to say... - aliaZ 12:10:19 11/19/13 >>> - Ash's Z 12:22:33 11/19/13 Don't you just love tribology! - Ashman2k2 19:30:38 11/19/13 Re: Don't you just love tribology! - Ash's Z 13:14:02 11/20/13 ATI supers protect again engine vibration up to 10k rpm... - TTZ2NV(EPTmotorsports) 12:25:06 11/19/13 Any dampener on the crank is going to sink power from the - Ash's Z 13:57:35 11/19/13 Ive not seen anyone needing to replace bearings so often. - LivinTheDream 18:46:10 11/19/13 How about reduction in driveline chatter? - BlackholeZ 15:12:02 11/19/13 Probably more a function of clutch and flywheel (n/m) - ZXoltan 16:30:43 11/19/13 I'd say you need a sprung clutch disk - aliaZ 18:17:15 11/19/13 Yeah, I do. I'm thinking of going back to a stock flywheel - BlackholeZ 11:54:35 11/20/13 None dampened UD pulleys and bearing wear... - Matt P. 20:06:09 11/19/13 Agree, don't like them, don't recommend them and - CmyZ 20:42:24 11/19/13 My front main bearing was worn on the top from the belts - -Grimm- 16:07:55 11/20/13 yes, it is still an issue with stock.. - Matt P. 11:31:27 11/21/13 Not to hijack or anything.... - quikz 21:11:52 11/20/13 they only really big issue we have had to ... - Matt P. 11:44:23 11/21/13
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