Koso Honda Grom Mini 3 Air/Fuel Ratio Gauge

• Plugs into the OEM oxygen sensor
• A/F ratio display range: 12.2:1~17.2:1, display unit: 0.1
• 12 Volts DC
• Dimensions: 60 mm x 30 mm x 11.5 mm
• Top clamp or Mini 3 universal gauge mount sold separately (see below)

Shipping weight

0.28 lb

Package size

6.7 × 4.3 × 1.6 in

Salto part #

27-5785

Koso part #

BA003214

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Is it in stock?

Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.

How fast will it get to me?

Usually 2–4 business days by ground.

Will it fit my machine?

The distributor doesn’t publish a vehicle fitment list for this part. Call the counter at 801-361-3010 with your year, make and model and we’ll check it with you before you order.

Is this genuine Koso?

Yes. It ships new from the same distributors the big online stores buy from — Koso part #BA003214.