WebOct 5, 2015 · It appears that the hard start issue was due to the MAF being defective, and not providing the proper air into the engine on startup (mixture rich), causing the computer to attempt and subtract fuel from the mixture (negative fuel trim). Fuel trims since the new/working MAF was installed are +-5% (normal). WebFeb 27, 2024 · Here is a more detailed list of the most common causes why your car is hard to start when warm: 1. Defective Crankshaft or Camshaft Position Sensor When the …
Hard to start after running Chevy Tri Five Forum
WebApr 26, 2024 · Old school way to set timing on a small block Chevy. Unhook vacuum advance and block off the vacuum line. Rev the engine to about 3000 rpm and hold it steady. ... but may need more retard if it's hard to start when hot. But you really need to dig into it much deeper, adjustable vacuum advance, centrifugal weights and springs dialed in, … WebApr 2, 2010 · Base timing is the initial ignition timing with the engine at idle, nothing to do the cam, cam gears or anything related to it. 35 degrees at idle is way too much. 35 degrees … microsoft sharepoint server 2019 product key
How To Diagnose A Hard Starting Hot Engine - Holley …
WebOct 5, 2015 · I believe you may find that what happens when you shut it off hot and leave it for a while the fuel percolates (spelled wrong) out of your carb, Edelbrock mades a insulator spacer they call it for this reason, it is .0320 thick if my memory serves me correctly. Worked good for me. Let me know if you are intersted and I will dig up the PN# for you. WebIf your car is hard to start when warm, you can trace the issue to one or more several potential faulty components . For example: Clogged air filter Corroded or loose battery terminal or cable Corroded or loose engine ground connection Vapor lock in the fuel system Faulty fuel system Engine control system problems One or more electrical sensors how to create inbox in outlook data file