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 …

Nov 6, 2024 · Building a 454 030 overbore and pre gapped rings are 25/26 thou gap. That is a bit more than I would like. Mild street build. Naturally aspirated. ok, or do I have to buy file fit that cost a …

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 …

Aug 12, 2017 · This took creating "drivrs" in the HEI module to increase dwell charge time to the coil, store more energy, to make the larger gap function correctly over a point system. Along the …

Apr 22, 2017 · Things that determine resistance is the plug wire conductor (metal conducts better than carbon impregnated fiberglass strands), the spark gap, and the resistance in the plug (the R in the …

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 …

Jan 7, 2025 · TH350 Stock converter to a BluePrint 350. w/ BP Flexplate (new) I have done the research and just wanted to confirm what I have read online with the knowledge base here. When I go to bolt …

Mar 3, 2003 · Hello, Does anyone know what the thickness is of Stihl's 4118-890-6410 coil gap setting tool is? I think I know where some shim stock is but I need to know the thickness of the tool. Thanks, …

Apr 3, 2025 · I'm not sure what gap my spark plugs should be. I have a 10 to 1 compression 496, iron heads that were redone with bigger valves etc. by a pro engine builder. I'm using Pertronix flame …

Apr 6, 2025 · The bottom door gap should be 3/16 inch (0.1875). I made a spacer to go between the door and rocker. I started out with a piece of channel beam that was 0.100" thick. I glued two old …