Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Electronic Spark Control Specifications

COMPUTER PART # TIMING VAC ADVANCE (RANGE) SPARK ADVANCE TEST@ 2000 RPM**
16" VACUUM
4145452 16~ 4-14" 29~ +/- 4~
4145701 12~ 2-12" 23~ +/- 4~
4145726 12~ 2-12" 23~ +/- 4~
4145907 12~ 1-14" 34~ +/- 4~
4145980 16~ 1-14" 34~ +/- 4~
4145996 16~ 4-14" 34~ +/- 4~
4145998 16~ 4-14" 34~ +/- 4~
4289034 12~ 3-10" 20~ +/- 4~