what is the champion cross reference for a briggs and stratton spark plug 691043
Champion J8C
Other spark plug brands which cross-reference/interchange with the Champion QC12YC include: NGK: BCPR5ES Denso: Q16PR-U As for what applications the spark plug fits, it fits various European applications, such as BMW, Mercedes, and Saab.
Champion F-14Y, gap .034".
Champion RN4C - Gap .030"
Champion RC-12YC at 0.030"
Champion RC12YC or E3 Diamond Fire E3.20
Use a Champion RJ19LM set to a 0.030" gap.
in the late 80's through mid 90's a champion spark plug was original equipment from the factory. The under hood sticker will give the correct spark plug and gap as well as valve clearance for in&ex
An Autolite 258 is the recommended spark plug for a 6. 5 horsepower Tecumseh engine. A Champion RJ19LM also is recommended by the manufacturer.
mine takes a Champion RJ19LM. now if I could find out the proper gap ...
It depends on what heads and ignition system you're using. You'll have better luck with AC plugs in a Chevy.