Apr 12, 2018 · Just picked up a new set of plugs to go with my freshly installed HEI conversion, from Dave Ray, and they are all gapped at .045. I thought they were set up out of the box for …

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 …

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 …

Nov 6, 2025 · Hello All, Just looking to see what I should gap spark plugs to with a 454 using an Edelbrock 35830 EFI kit? I read 0.32-0.45, I'm leaning towards the high side. Thoughts? …

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. …

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 …

Jun 20, 2011 · I think anything you can do to open the gap and still reliably fire the plug results in better overall performance and generally lower emissions because you tend to have a more …

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 …

Dec 3, 2020 · Closer gap and/or faster speed = higher induced voltage. Since the field can only build when the points are closed and drops when the points open, the timing of the ignition …

Jan 12, 2025 · The Air Gap has bolt holes between the intake ports. My cylinder heads don't have those. I'd probably have to weld those shut. Port matching might be an issue. I did notice that …