Web8 jan. 2024 · Acceleration should improve with each pass that uses more throttle (lower vacuum). Lets say say all runs start at 55 mph. Holding 14" of vacuum the car accelerates to 70 mph in 8 secs. Then at 12" of vacuum the car accelerates to 70 mph in 7 secs. Squeezing 10" of vacuum the car accelerates to 70 in 6.5 secs. Web25 jun. 2007 · Harleypingman. For our imperfect air-cooled V-twins, setting the A/F at 14 or 14.1 for cruising seems to work well to cool the engine w/o killing fuel economy. In order to meet EPA emissions, HD maps tend to set the A/F at higher numbers, 14.5 for example, and the SERT maps identify those as "red" cells meaning not to go any leaner, i.e. higher ...
Does timing affect AFR - Pelican Parts Forums
Web2 nov. 2016 · ok, so im going through each cam angle and tuning them out and im on 0 degrees still. I feel like my ignition timing is pretty low to avoid knocks. anything from 4" and less i have to have my afr at 13:1 or less and the timing is in the low 20's. anything above 25 degrees i start knocking from 5000 rpm and up. seems really low for a car than can … Web23 mei 2007 · Ignition timing for Methanol vs Gasoline2. My company has recently built a drag car that uses methanol fueling and high boost pressure. We are having some … food pantry bellevue ne
Symptoms of Retarded Ignition Timing It Still Runs
WebI'm coming from an SCT tuner where you can retard timing and add richness to the afr manually. I see you can retard timing with a Cobb but couldn't find if afr is adjustable. … Web17 apr. 2012 · I have been scanning today with HP tuners. I am running 15 degrees timing at wot and AFR of 11.6 with the VS cam & a 3.4 pulley - with no Knock Retard. I will be scanning at the track next week and tuning against ET's and Miles per hour. I will try to optimize the fuel and timing, but think I can probably move to a 3.2 or 3.3 pulley now … WebIn a situation where the ignition timing is retarded too far, the plugs ignite the fuel too late, allowing it insufficient time to burn completely. This causes a loss of power and poor fuel … food pantry big bear