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 …

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 …

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 …

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 …

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. …

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 …

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 …

Jan 15, 2006 · The plug gap is a little small for that mild of a motor. I would run @ 0.045"-0.050". In fact when I first started running MSD ignitions. It was a 6al box with a pro-billet dist. an a …

Jan 30, 2006 · Can anyone tell me what the spark plug gap on a 454 should be. I changed the plugs on my 454 and it seems as if it is missing a little at low RPM. Does anyone recommed a …

Mar 15, 2009 · My 70' chevelle 454 (.30 over) has a comp roller cam,roller lifters,roller rockers,edel performer rpm intake,holley 4780 (800d.p.),factory manifolds with chambered …