Size Chart
×
PART #15550
FEATURES:Bolt On Power in Minutes
These BBK underdrive pulley kits for 1997-2004 F-Series Truck and SUV 4.6L & 5.4L are one of the easiest ways to free up an average of 8-10 horsepower from your 4.6L / 5.4L in under 30 minutes. BBK pulley kits are designed as direct bolt on replacements for the current factory pulleys and retain full cooling and charging characteristics. Each kit comes with complete installation instructions and allow the use of the existing serpentine belt.
Easy Installation
This kit is designed to have your F-Series truck or SUV up and running in minutes. Please note that these are 8-Rib pulleys. Please verify this is correct kit for your vehicle.
Pulley Dimensions:
Crank - 5.25"
Water Pump - 6.5"
Alternator - 2.5"
Emissions Information
This part is NOT C.A.R.B Approved and cannot be installed for use on any emission controlled vehicle in California.
It cannot be sold or shipped to any California resident or addressee.

| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2003 | Ford | Expedition | Eddie Bauer |
| 1997-2003 | Ford | Expedition | XLT |
| 1997-2000 | Ford | F-150 | Base |
| 2004 | Ford | F-150 | FX4 |
| 2000-2003 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003 | Ford | F-150 | King Ranch |
| 1997-2004 | Ford | F-150 | Lariat |
| 1999-2003 | Ford | F-150 | Lightning |
| 2004 | Ford | F-150 | STX |
| 1997-2004 | Ford | F-150 | XL |
| 1997-2004 | Ford | F-150 | XLT |
| 2004 | Ford | F-150 Heritage | SVT Lightning |
| 2004 | Ford | F-150 Heritage | XL |
| 2004 | Ford | F-150 Heritage | XLT |
| 1997-1999 | Ford | F-250 | Base |
| 1997-1999 | Ford | F-250 | Lariat |
| 1997-1999 | Ford | F-250 | XL |
| 1997-1999 | Ford | F-250 | XLT |
| 2004 | Ford | F-250 Super Duty | King Ranch |
| 1999-2004 | Ford | F-250 Super Duty | Lariat |
| 1999-2004 | Ford | F-250 Super Duty | XL |
| 1999-2004 | Ford | F-250 Super Duty | XLT |
| 2003-2004 | Ford | F-350 Super Duty | King Ranch |
| 1999-2004 | Ford | F-350 Super Duty | Lariat |
| 1999-2004 | Ford | F-350 Super Duty | XL |
| 1999-2004 | Ford | F-350 Super Duty | XLT |



