2003 FORD MUSTANG Engines & Components

Dorman Idler Pulleys 419-602

Idler Pulley, Serpentine, Steel, Black, Each

Part Number: RNB-419-602

4.43 out of 5 stars ( 7 )

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Trans-Dapt Performance Remote Oil Filter Relocation Kits 1127

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, 22mm x 1.5 Engine Threads, Kit

Part Number: TRD-1127

3.38 out of 5 stars ( 13 )

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Dayco No Slack Idler Pulleys 89017

Dayco No Slack Idler Pulleys 89017

Idler Pulley, No Slack, Serpentine, Plastic, Each

Part Number: DAC-89017

5.0 out of 5 stars ( 1 )

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Dura-Bond Standard Cam Bearings FA-3

Cam Bearings, Direct replacement, Bi-metal, Lead-Based Micro Babbitt, Ford, Modular V8, Kit

Part Number: DUR-FA-3

Not Yet Reviewed

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Fel-Pro Crankshaft Repair Sleeves 16250

Repair Sleeve, Crankshaft, Ford, Lincoln, Mercury, Each

Part Number: FEL-16250

4.8 out of 5 stars ( 10 )

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Dorman Harmonic Balancer Bolts 926-886

Harmonic Balancer Bolt, Flanged Hex Head, M12 x 1.5 Thread, Steel, Black, Ford, Lincoln, Mercury, Each

Part Number: RNB-926-886

4.2 out of 5 stars ( 5 )

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J&L Oil Separator Co. 3.0 Oil Separators for 1999-2004 MUSTANG - 3018D-B

Oil Catch Can, Oil Separator, Round, Billet Aluminum, Black Anodized, 3/8 in. NPT Female Threads, Driver Side, Ford, 4.6L, Kit

Part Number: JLT-3018D-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Mahle Original Head Bolt Kits GS33269

Ford-Pass, Linc, Merc:281(4.6L)SOHC, DOHC, Cougar, Crown

Part Number: MAH-GS33269

5.0 out of 5 stars ( 1 )

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Dayco No Slack Automatic Belt Tensioners 89263

Belt Tensioner, Automatic No Slack, Each

Part Number: DAC-89263

5.0 out of 5 stars ( 5 )

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Cloyes Replacement Timing Chain Tensioners 9-5338

Tensioner, Timing Chain, Driver Side, Ford, Lincoln, Mercury, 4.6, 5.4, 6.8L, Each

Part Number: CLO-9-5338

5.0 out of 5 stars ( 1 )

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Canton Racing Street/Strip Wet Sump Oil Pans for 1996-2014 MUSTANG - 15-780BLK

Oil Pan, Street/Strip Wet Sump, Steel, Black Powdercoated, Rear Sump, 6 Qt., 4.173 in. Stroke, Ford, Modular V8, Each

Part Number: CTR-15-780BLK

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

King XP-Series Coated Main Bearings MB5280XPC STDX

Main Bearings, XP-Series, 1/2 Groove, Standard Size, Tri Metal, Ford 4.6L, 5.4L, Set of 5

Part Number: KGB-B5280XPCSTDX

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

Dorman Idler Pulleys 419-644

Idler Pulley, Serpentine, Plastic, Black, Each

Part Number: RNB-419-644

Not Yet Reviewed

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ACDelco Gold Oil Filters 19468077

Oil Filter, Canister, 30 Micron, 200 PSI Burst Pressure, Bypass Valve, Anti-Drain Back Valve, Ford, Dodge, Lincoln, Mercury, Plymouth, Each

Part Number: ADO-PFL400A

5.0 out of 5 stars ( 2 )

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Hastings Piston Ring Sets 2M4628030

Piston Rings, Plasma-moly, 3.581 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4628030

Not Yet Reviewed

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QuickTime Bellhousing Dowel Pins RM-141

Bellhousing Dowel Pins, 0.014 in. Offset, 0.628 in. Diameter, Ford, 4.6L/5.4L Modular, 5.0 Coyote, Pair

Part Number: QTI-RM-141

5.0 out of 5 stars ( 1 )

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Sealed Power A-Series Rod Bearings 8-1985A

Rod Bearings, A-Series, Bi Metal, Standard Size, Ford, Lincoln, Mercury, 4.6, 5.4L, Set of 8

Part Number: SLP-81985A

Not Yet Reviewed

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Dayco No Slack Tensioner Pulleys 89053

Belt Tensioner, No Slack, Each

Part Number: DAC-89053

5.0 out of 5 stars ( 1 )

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Derale Engine Oil Filter Relocation Kits 15725

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, 22mm x 1.5 Engine Threads, Kit

Part Number: DER-15725

2.67 out of 5 stars ( 6 )

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King SI-Series Main Bearings MB5280SI

Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford Modular V8, Set of 5

Part Number: KGB-MB5280SI

Not Yet Reviewed

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Enginetech Piston Sets P5013(8)STD

Engine Piston Set 99-11 FRD/LIN/MER 4.6L

Part Number: EGN-P50138STD

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fram HP Series Oil Filters FHP16

Oil Filter, HP Series, Canister, 22mm x 1.5 Thread Size, Each

Part Number: FRM-HP16

Not Yet Reviewed

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Steeda Underdrive Pulleys for 2001-2004 MUSTANG - 701-0003

Underdrive Pulleys, Serpentine, Nodular Iron, Black Anodized, Crankshaft, Alternator, Pump, Ford Mustang, 2001-04 2-Valve Engines Only. Kit

Part Number: SDA-701-0003

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

QuickTime Bellhousing Dowel Pins RM-142

Bellhousing Dowel Pins, 0.021 in. Offset, 0.628 in. Diameter, Ford, 4.6L/5.4L Modular, 5.0 Coyote, Pair

Part Number: QTI-RM-142

Not Yet Reviewed

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King HP-Series Main Bearings MB5280HP STDX

Main Bearings, HP-Series, Silicon Aluminum, Standard Size, Ford, 4.6, 5.4L, Set of 5

Part Number: KGB-MB5280HPSTDX

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today