Spark plug gap for a 408 stroker

**jamescomet** · 10-13-2009, 11:39 AM

Spark plug gap for a 408 stroker with msd ingnition box, normal autolite plugs, no nitrous and 10:4 compression should be gaped at? Thank You!

james falcon/comet

**BIGJOE** · 10-13-2009, 03:24 PM

Whit a modern ignition, the spark plug ga[p is NOT IMPOORTANT. On street engines I run whatever they come with out of the box, and on serious race engines I run 055- It will make no differance in your case, dont even think about it

JOE SHERMAN RACING ENGINES