# F2.5 — Outboard motor service specifications by brand and model

For F2.5, brand is Yamaha; spark plug is BR6HS (03-14), CR6HSB (15-Current); engine oil capacity is .37qt; gear lube capacity is 2.5oz, recorded from its source on 2026-08-05.

- **Brand:** Yamaha _(verified: appears in the quote below)_
- **Model / range:** F2.5 _(verified: appears in the quote below)_
- **Spark plug:** BR6HS (03-14), CR6HSB (15-Current)
- **Engine oil capacity:** .37qt _(verified: appears in the quote below)_
- **Gear lube capacity:** 2.5oz _(verified: appears in the quote below)_

## What the source says

> Yamaha Outboard Specs F2.5 Spark Plugs: <https://partsvu.com/products/ngk-spark-plugs-1090-br6hs10> BR6HS (03-14) <https://partsvu.com/products/ngk-spark-plugs-6500-cr6hsb> CR6HSB (15-Current ) Oil Filters: N/A Engine Oil Capacity: .37qt Gear Lube Capacity: 2.5oz F4 Spark Plugs:

## Source

- https://partsvu.com/pages/yamaha-engine-specifications-and-capacities-chart

Last verified: 2026-08-05. Review by: 2028-08-04.
Part of [Outboard motor service specifications by brand and model](https://referencesource.org/outboard-motor-service-specs/).