Jun 12, 2005 · Here's the problem, the stihl setting gage seems to set the air gap too tight, like 0.004" measured between the ignition module arms and the flywheel magnets using a feeler gage set. It …

Jul 22, 2019 · The plug gap does, as it's the item with the gap under high pressure. The coil just supplies electrical energy at the voltage level that will cause the plug to arc. Think of the plug gap as a …

Apr 12, 2018 · It's SOP to inspect & gap new spark plugs to your desired gap before installing them. They could have been dropped, thereby changing the gap, etc. NEVER assume they are gapped …

Sep 4, 2009 · What is your opinion on checking the end gap on the rings.... I you order a set for a lets say a 350 bored .030 over should they be perfect? when I checked the end gap on my set of perfect …

Oct 31, 2020 · It is no secret that we have many different types of ignition systems. HEI GM type, Crane, MSD, Pertronix etc.. So what plug, heat range, gap and plug material should we use? Platinum or …

Aug 8, 2016 · It gets extremely old. MAXIMUM spark plug gap on large, coil in cap HEI, .045, MAXIMUM on remote coil stock HEI, such as EFI-HEI, .035.

Mar 1, 2018 · The business cars gap is the quickest way of setting and will be fine. As for the tape on that fly wheel I have never seen anything on any flywheel like that on any machine from large to …

Dec 16, 2007 · Edelbrock I believe has a Performer air gap manifold, and a Performer RPM air gap. The difference being the regular performer is 1,000 - 5,500 and the RPM is 1,500 - 6,500 rpm range.

Apr 16, 2023 · Rule of thumb for a naturally aspirated engine 0.004" gap per inch of bore so in your case you should shoot for 0.016-0.017" (4.155 x 0.004) ideally. If your gap is 0.032" you probably don't …

Sep 2, 2008 · The key is, if the compression ratio goes up, drop the gap down. GM made a real mistake with HEI performance during their Oldsmobile years, they specified a spark plug gap of .060, and …