MERCURY GRAND MARQUIS Engines & Components

Valve Spring, Single, 1.025 in. Diameter, 1.020 in. Coil Bind Height, Each

Part Number: MEL-VS-1268

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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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Rocker Arm, Non-roller, Self-aligning, Stud Mount, Steel, Natural, 0.582 in. Slot Width, Ford, Lincoln, Mercury, Each

Part Number: MEL-MR-889

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Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 289, 302, 351C, 351M, 351W, 400

Part Number: ATI-918918

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Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, Mercury, 221-302, 351W, Each

Part Number: ATI-917680

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Estimated Ship Date: Oct 15, 2025 if ordered today

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Valve Covers, Stock Height, Perimeter Bolt Mounting, Fabricated Aluminum, Polished, Ford, 429, 460, Pair

Part Number: PQX-4046001

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Cam/Lifter, Valvetrain, Hydraulic Flat Tappet, Adv. Duration 252/252, Lift .468/.468, Ford, 351C, 351M, 400

Part Number: CCA-K32-218-3

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Bearings, Competition Series, 0.010 Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, 260, 289, 302, Set of 5

Part Number: SLP-129M10

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ROCKER ARMS, 2024 BILLET ALUM RACE, FORD 289-351W 1962-01, OLDS 350-455 1964-80, 1.6 x 3/8"

Part Number: PQX-6528901

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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: Tomorrow

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Main Bearings, Competition, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, Lincoln, 429, 460, Set of 5

Part Number: SLP-134M20

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

Part Number: RNB-594-023

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Expansion Plugs, Steel, Ford, Lincoln, Mercury, Kit

Part Number: RNB-557-009

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Freeze Plugs, Steel, 2.50 in. Diameter, Set of 10

Part Number: RNB-555-055

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Main Bearings, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5505SI020

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Engine Valve Spring, Stock Replacement Valve Spring

Part Number: MEL-VS-2484

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-CM5532020

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Oil Pan Bolt Kit

Part Number: PIO-859019

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Rocker Arm Studs, 7/16 x 3/8 in. Thread, 2.5 in. Overall Length, Chevy, Ford, V8, Set of 16

Part Number: PIO-850013

5.0 out of 5 stars ( 1 )

Piston Rings, Plasma-moly, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139080

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Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-139S

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Idler Pulley, No Slack, Each

Part Number: DAC-89001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Idler Pulleys, Professional, Serpentine, Steel, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Ford, GMC, Isuzu, Jeep, Each

Part Number: ADO-38001

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Pulley Set, Serpentine, 25 Percent Underdrive, Only Fits April 2000-04, Earlier Models use SUM-C2510, Set of 3

Part Number: SUM-C2511

4.78 out of 5 stars ( 23 )

Estimated Ship Date: Tomorrow

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Piston, Hypereutectic, Dish, 4.000 in. Bore, Ford, Each

Part Number: SLP-WH654CP

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