
I bought it and let it sit for a while… about a year, I’d say.
PE Wideband O2 Controller Kit
Apparently it’s hard to get now.
I’m glad I picked one up. I’m going to install it on my Inazuma 1200.

The sensor is a Bosch LSU 4.9.
Lately, this kind of equipment has become surprisingly affordable and accessible to the general public—I’m really grateful for that.

Even sensor bosses are sold on Amazon these days.
Supposedly stainless steel. Really stainless? Stainless steel, R-processed O2 sensor adapter M18×P1.5 air-fuel ratio meter
I could make one myself, but it would take about an hour, so at 1200 yen, this is a buy.
All that’s left is to drill a hole and weld it.
What a great time to be alive… I really think so.