3148270|Rebuild Re-Ring Kit for 2003 Ford F-150 4.6L - RRK4177XP9. This Rebuild Re-Ring Kit fits the 2003 Ford F-150 equipped with the 4.6L engine. It delivers exceptional reliability and is essential for restoring factory engine performance.. 2003 Ford F-150 4.6L Engine Rebuild Re-Ring Kit - RRK4177XP9 Also fits the following vehicles: 2003 Ford E-150 Club Wagon 4.6L Engine Rebuild Re-Ring Kit, 2002 Ford E-150 Econoline Club Wagon 4.6L Engine Rebuild Re-Ring Kit, 2002 Ford E-150 Econoline 4.6L Engine Rebuild Re-Ring Kit, 2003 Ford E-150 4.6L Engine Rebuild Re-Ring Kit, 2003 Ford E-250 4.6L Engine Rebuild Re-Ring Kit, 2003 Ford Expedition 4.6L Engine Rebuild Re-Ring Kit, 2004 Ford Expedition 4.6L Engine Rebuild Re-Ring Kit, 2002 Ford F-150 4.6L Engine Rebuild Re-Ring Kit, 2003 Ford F-150 4.6L Engine Rebuild Re-Ring Kit