MERCURY GRAND MARQUIS Engines & Components

Engine Timing Chain Tensioner Guide

Part Number: CLO-9-5341

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Estimated Ship Date: Oct 29, 2025 if ordered today

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3-PIECE SET

Part Number: CLO-C-3065

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Pushrod, Steel, 5/16 in. Diameter, Ball Top/Bottom Tip Style, 8.152 in. Overall Length, Each

Part Number: MEL-MPR-280

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Belt, OE Technology Series, Multi-V, Serpentine, 6-Rib, 59.25 in. Length, Each

Part Number: CEL-4060592

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 4.6L, Set of 5

Part Number: KGB-MB5353SI05

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Rod Bearings, 0.25mm, Bi-metal, Silicon Aluminum, Ford. Set of 8

Part Number: KGB-CR881SI

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Timing Chain Tensioner Guide

Part Number: CLO-9-5340

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Main Bearings, SI-Series, Full Groove, .050 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI050

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Rod Bearings, XP-Series, Silicon Aluminum, Standard Size, Ford, 221, 255, 260, 289, 302, Set of 8

Part Number: KGB-CR804XPND

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Estimated Ship Date: Jan 12, 2026 if ordered today

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TIMING CHAIN

Part Number: CLO-C498

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Oil Pump, Standard-Volume, Ford, 4.6L, Each

Part Number: SLP-224-43498

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Engine Piston Ring Set, 8-Cyl Ring Set; Chrome

Part Number: HSN-2C598030

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Estimated Ship Date: Oct 27, 2025 if ordered today

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TENSIONER

Part Number: CLO-9-5372

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Estimated Ship Date: Oct 29, 2025 if ordered today

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

Part Number: HSN-CM5531040

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Timing Gear, Crankshaft Sprocket, 21 Teeth, Steel, 2.70 in. O.D., Ford, Lincoln, Mercury, Each

Part Number: CLO-S531

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Piston Rings, Premium Ductile Ring Sets, 0.035 in. Oversize, 4.035 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523035

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Oil Pump, Ford, 221/255/260/289/302, Each

Part Number: SLP-224-43370

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TENSIONER

Part Number: CLO-9-5371

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

Part Number: HSN-2M4726060

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Ford, Lincoln, Mercury, 351W, 351M, 400

Part Number: KGB-MB5505XPSTDX

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Main Bearings, King XP-Sereis Main Bearings, .020 in., Crankshaft Undersize, Tri-Metal, Ford, Sold as a Set of 5

Part Number: KGB-MB529XP020

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Oil Filter, Canister Style, Each

Part Number: DNP-150-2066

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Engine Oil Pump Intermediate Shaft, High

Part Number: MEL-12844

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Rocker Arm Shaft Stand, FORD 390-428 FE, Billet Alum, Single 1-4-5-8, Set of 4

Part Number: PQX-1213907

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Rod Bearings, HP-Series, Silicon Aluminum, 0.010 in. Undersize, Ford, 221, 255, 260, 289, 302

Part Number: KGB-CR804HPN010X

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Estimated Ship Date: Jan 12, 2026 if ordered today

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