MERCURY GRAND MARQUIS Engines & Components

Piston Rings, Plasma-moly, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40843CP

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Estimated Ship Date: Today

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Piston Rings, Moly, 3.571 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-916K50MM

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: CLO-9-5339

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Piston Rings, Moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251K10

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Timing Chain and Gear Set, Original True Roller, Double Roller, Iron/Steel Sprockets, Ford, Small Block, For use with 1-Piece Fuel Pump Eccentric, Set

Part Number: CLO-9-3135

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-C5532

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X60

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Oil Pump Driveshaft, Ford, 351W, Each

Part Number: MEL-IS-83

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Rocker Arms, Pro Series, Stud Mount, Full Roller, Aluminum, Blue Anodized, 1.73 Ratio, Fits 7/16 in. Stud, Ford, Set of 16

Part Number: PQX-0346002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: MAH-GS33269

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139070

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Freeze Plugs, Brass, 1.766 in. Diameter, Cadillac, Chevy, Ford, Lincoln, Mercury, Set of 10

Part Number: RNB-565-036

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Rod Bearings, SI-Series, .010 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 429, 460, Set of 8

Part Number: KGB-CR816SI010

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Valve Cover Breather, Steel, Chrome Plated, Twist-on, 2.820 in. Diameter, Each

Part Number: SNN-MO71

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Harmonic Balancer, External Balance, Nodular Iron, Ford/Lincoln/Mercury, Small Block, Each

Part Number: ATP-102014

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Idler Pulley, Smooth, Black Powdercoated, Each

Part Number: CEL-49001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC30

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X20

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Timing Chains, Replacement, Single Non-roller, Steel, Guides, Tensioners, Ford, Lincoln, Mercury, 4.6L, SOHC Only, Kit

Part Number: CLO-9-0387SAX

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

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Idler Pulley, Replacement, V-Belt, Each

Part Number: FSS-45950

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Today

Main Bearing, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Ford, 429, 460, Set of 5

Part Number: KGB-MB5650SI010

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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 )

Estimated Ship Date: Today

Main Bearings, P Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Ford, Small Block, Set of 5

Part Number: CLE-MS590P1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, Various Engine Threads, Low Profile, Kit

Part Number: DER-15780

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Oil Filter Relocation Kit, Single Filter, 96 in. Length Hoses, Kit

Part Number: PRM-10695

2.6 out of 5 stars ( 5 )

Estimated Ship Date: Today