My Push Mower:
Yard Machine; 4HP 22"
Engine:
Briggs & Straton
Model: 10A902
Type: 2171B1
Code: 00032955
Air gap: .010
Plug gap: .030"
Last time I ran it - this year - it was hard to start, but seemed to run okay and finished lawn (didn't die, as I recall).
I removed air filter -...