

The Graco 25P374 Engine is a genuine OEM 6.5 HP Vanguard gasoline engine designed to power select Graco gas‑driven sprayers and ride‑on line driver systems.
The Graco 25P374 Engine, Gasoline, 6.5 HP Vanguard is a genuine OEM power unit used to drive select Graco gas‑powered sprayers and ride‑on line driving attachments where a 6.5 HP Vanguard engine is specified.
The Graco 25P374 Engine is a gasoline‑powered engine rated at 6.5 horsepower, built by Vanguard and supplied as a genuine Graco replacement part. It provides reliable power delivery and smooth operation for compatible gas‑driven sprayers or ride‑on line driving systems that rely on a 6.5 HP engine. In official parts listings for units such as the GS950, part 25P374 is shown as the primary engine component. :contentReference[oaicite:0]{index=0}
| Feature | Details |
|---|---|
| Part Number | 25P374 |
| Engine Type | Gasoline |
| Horsepower | 6.5 HP |
| Brand | Vanguard (OEM for Graco) |
| Use | Power unit for gas‑driven Graco spray and line driving systems |
| OEM Part | Yes — Genuine Graco |
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