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 points at …

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 …

Nov 23, 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? Thanks, Tom

Aug 12, 2017 · The second was to make a spark great enough to bridge a slightly larger spark plug gap than a point system made, so, as fuel molecules were reduced for leaner mixtures for emissons, …

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 …

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 …

Jun 20, 2024 · Both manufacturers say to use the same gap for both the top and second ring. I had always went about .002" wider on the second ring for controlling blowby to reduce the risk of ring …

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 …

Jun 18, 2025 · The gap should be consistent. I don't know how wide the gap should be but try to get it as close the chrome piece as possible. Roll the door and quarter window up and down to make sure …

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 …