89 gt
Jun 30, 2009 | 11:47 PM
Thread Starter
Joined: Jun 2009
Posts: 8
From: alberta
89 gt
needs some help!
got a 89 gt ,302,gt40 heads,perf cam. what suspose to be the gap on new spark plugs.
Jun 30, 2009 | 11:50 PM
Thread Starter
Joined: Jun 2009
Posts: 8
From: alberta
89 gt ,spark plug gap?
89 gt, 302,gt40 heads, anybody now what the gap should be? got them at 45 seems rough
Jul 1, 2009 | 12:06 AM
Joined: Feb 2007
Posts: 370
From:
Jul 1, 2009 | 03:29 PM
Joined: Mar 2006
Posts: 3,035
From: Massachusetts, New Bedford
.052 is the stock gap so do that
Jul 1, 2009 | 04:25 PM
Joined: Sep 2008
Posts: 1,212
From: point pleasant,west virginia
Jul 1, 2009 | 08:56 PM
Thread Starter
Joined: Jun 2009
Posts: 8
From: alberta
whta kind off plugs do u use?
Jul 1, 2009 | 09:03 PM
Joined: Jun 2007
Posts: 30,869
From: West Virginia
Jul 1, 2009 | 10:07 PM
Joined: Jan 2006
Posts: 3,926
From: Puerto Rico
Is the engine roughness caused by the spark plug gap?
Jul 3, 2009 | 04:06 AM
Joined: Aug 2007
Posts: 665
From: SC
according to chiltons stock gap on a 89 5.0 is .044
89-90 .044
91-93 .054
and i also use autolite -25s
Last edited by ponyboy302; Jul 3, 2009 at 04:09 AM .