With automatic transmission ( 6 degrees BTDC )
With automatic transmission and dual mode ignition timing ( 12 degrees BTDC )
With manual transmission ( 10 degrees BTDC )
According to motorcraft . com
The 400 in the 1979 F150 has a 2 barrel carburetor , so unless your willing to change the intake manifold to a 4 barrel manifold and get a 4 barrel carburetor , I would stick with original equipment
It is 6 degrees before top dead center.
how to set the timing on 1978 f100 ford 400 engine
Sounds like it's out of timing.
The spark plug gap for a 1979 Ford F-250 with a 400 engine is between 0.42 and 0.46. This range is included in the factory settings.
about $ 400
What is the OEM rear end gear ratio on a 1979 ford F-150 400 9-inch rear end?
no
scewed in front of carb,the as line hooks into it.
.044 inch according to fordparts.com
you don't the timing is controled by the computer take it to a dealer or a machanic. or purchase a power programmer from 400 to 1,000 us dollars
For a 1979 Chevrolet Blazer with a small block 400 engine, the timing specification is typically set at 8-12 degrees before top dead center (BTDC) at idle, depending on the specific engine setup and any modifications. It’s important to check the vehicle's service manual or specifications, as factors like compression ratio and ignition system can affect the ideal timing. Additionally, always ensure that the timing is adjusted with the engine warmed up and running smoothly.