Sierra Delco EST Distributor Timing Tool
The Sierra 18-9802 Timing Light is a portable self-powered service tool used to check marine-engine ignition timing at speeds up to 10,000 RPM.
RPM:Â 10,000
Self-powered accurate up to 10,000 RPM's
Checks ignition timing
Powered by two "D" cell batteries
What is Sierra 18-9802?
Sierra 18-9802 is a timing light.
Which part numbers cross-reference Sierra 18-9802?
This listing cross-references Chrysler/Force/US Marine 91-99379, Chrysler/Force/US Marine FT8978, Chrysler/Force/US Marine FT8978-1 and Mallory 9-79802. See the Cross References & Alternative Products section above for linked alternatives where available.