Quicksilver Q4 4-Blade Stainless Steel Propeller – 90 CT–400 HP Series
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Description
Description
The Q4 90 CT–400 HP family is a four-blade stainless steel design for compatible high-horsepower fishing boats, center consoles and sterndrive runabouts. Choose the exact size, rotation and part number above.
Specifications
- Stainless steel construction, 4 blades.
- Equipped with PVS (Performance Vent System).
- Requires an engine-specific Flo-Torq II or Flo-Torq SSR hub system, sold separately.
- Right- and left-hand sizes listed separately in the selector.
Available sizes and part numbers
| Part number | Diameter (in.) | Pitch (in.) | Rotation |
|---|---|---|---|
| 48-8M0103526 | 14.6 | 17 | Right Hand |
| 48-8M0103527 | 14.6 | 17 | Left Hand |
| 48-8M0103528 | 14.6 | 19 | Right Hand |
| 48-8M0103529 | 14.6 | 19 | Left Hand |
| 48-8M0103530 | 14.6 | 21 | Right Hand |
| 48-8M0103531 | 14.6 | 21 | Left Hand |
| 48-8M0103532 | 14.6 | 23 | Right Hand |
| 48-8M0103533 | 14.6 | 23 | Left Hand |
Application and installation
For applicable 1.25-inch-shaft installations using SSR HD kit 8M0101603, engines below serial 2B244273 require a dealer engine-calibration update. Verify the exact engine and hub installation instructions.
Quicksilver identifies this family as Q4 90 CT–400 HP. Use Flo-Torq SSR HD kit 8M0101603 for Mercury FourStroke V8 and 350–400 HP Verado applications specified by Quicksilver. Verify exact engine, year and propeller shaft; this kit is not appropriate for every engine in the series.
Verify gearcase, shaft diameter, rotation, propeller clearance and hub-kit compatibility. Choose pitch using your engine manufacturer's full-throttle operating range and your boat's loaded performance. Follow the engine and hub-kit installation instructions for hardware and torque.
Package: one propeller in the selected size and rotation. Hub kit sold separately. Original photographs represent the matching rotation; dimensions vary by selected part number.
Source: 2025 Quicksilver Precision Parts & Accessories Guide, printed page 784 (PDF page 791).


