Subject	Actually, the head lift was more a function of the old
Posted by	MixManMash on June 30, 2017 at 10:25 AM
	This message has been viewed 455 times.
In Reply To	and the heads lift (n/m) posted by vorpalZ on June 30, 2017 at 09:41 AM
Message	ARP head stud washers which didn't have as much surface area as the stock head bolts. In that event, the heads lifted and dented the heads, right around the washers, requiring it to be machined flat so that it will hold with larger washers. [ http://www.twinturbo.net/nissan/300zx/forums/general/view/2605355/PSA-RE--Head-Washer-Size--Head-gasket-Failure.html ]
Follow Ups	The journey to 1000HP continues... - dfenton2 19:50:37 06/29/17 Nice work man! I missed your dyno. - Jiro 20:03:32 06/29/17 ... plus we'll be rocking your shirt next year (n/m) - vorpalZ 22:57:19 06/29/17 Should be some sweet results with those mods you are - MixManMash 23:14:49 06/29/17 I'll have a list ready for a sz group order (n/m) - dfenton2 23:17:29 06/29/17 damn...sorry I missed you - JustSomeToolInAVerTT 23:29:36 06/29/17 Nice job. - The Hawk 08:55:46 06/30/17 I agree. It's at that power level where the cranks seem to - MixManMash 09:37:46 06/30/17 and the heads lift (n/m) - vorpalZ 09:41:41 06/30/17 Actually, the head lift was more a function of the old - MixManMash 10:25:40 06/30/17 Re: The journey to 1000HP continues... - gd300ZX 13:57:01 06/30/17 Also wish I could've seen it! - Stanky (BC) 14:16:41 06/30/17 What happend on tve dyno? What blew? (n/m) - kickerzx 05:22:36 07/01/17 Incorrect valve spring rates and cylinder 3 piston closed - dfenton2 05:56:45 07/01/17 So more rpm then the springs could handle with the valvetrai - kickerzx 13:16:02 07/01/17 I guess, valves were just not closing fast enough. - dfenton2 14:52:45 07/01/17 correct me if I'm wrong... - Jason300zxTT 19:07:48 07/02/17 Awesome determination and great numbers - JaffaUK 03:39:47 07/03/17 Re: Awesome determination and great numbers - dfenton2 08:02:49 07/03/17 Thanks, makes sense - JaffaUK 14:37:54 07/03/17 Pretty much what dfenton2 said. - MixManMash 08:13:49 07/03/17
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