MERCURY COMET Engines & Components

Silv-O-Lite Piston - Ford 390ci/6.4L (V8) Kit with Rings

Part Number: UEM-3193-040K1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Cast, Dish, 4.110 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring Grooves, Ford, Big Block FE, Set of 8

Part Number: UEM-3193-060

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Cast, Dish, 4.050 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring Grooves, Ford, Big Block FE, Set of 8

Part Number: UEM-3193-STD

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Cast, Flat, 3.520 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8

Part Number: UEM-3187-020

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Cast, Flat, 3.540 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8

Part Number: UEM-3187-040

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Cast, Flat, 3.500 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8

Part Number: UEM-3187-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Cast, Flat, 3.820 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Small Block, Set of 8

Part Number: UEM-1106-020

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Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: HSN-SM8556

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, Step Dish, 4.150 in. Bore, Ford, Big Block FE, Kit

Part Number: UEM-KB378KTM-020

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Rocker Arms, Stud Mount, Full Roller, Stainless Steel, Natural, 1.7/1.8 Split Ratio, 7/16 in. Stud Size, Ford, Small Block, Set of 16

Part Number: PQX-0230214

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Main Caps, Billet Steel, 2-Bolt, Big Block FE, V8, 332-428 c.i.d., Ford, Set of 4

Part Number: PQX-1739001

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Valve Covers, Stock Height, Perimeter Bolt Mounting, Fabricated Aluminum, Silver Anodized, Ford, 302 Boss, 351 Boss, 351C, 351M, 400, Pair

Part Number: PQX-4035100

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.7 Ratio, Fits 3/8 in. Stud, Ford, Small Block, Set of 16

Part Number: PQX-62302317

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.8 Ratio, Fits 7/16 in. Stud, Ford, Small Block, Set of 16

Part Number: PQX-62302718

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.7/1.8 Split Ratio, Fits 7/16 in. Stud, Ford, Small Block, Set of 16

Part Number: PQX-62302778

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Silv-O-Lite Piston - Ford 390ci/6.4L (V8) Kit with Rings

Part Number: UEM-3193-060K1

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Silv-O-Lite Piston - Ford 390ci/6.4L (V8) Kit with Rings

Part Number: UEM-3193-STDK1

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Pistons, Hypereutectic, Dish, 4.274 in. Bore, Ford, 427, Set of 8

Part Number: UEM-KB199-040

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Estimated Ship Date: Dec 19, 2025 if ordered today

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

Part Number: ATI-917660

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Estimated Ship Date: Nov 28, 2025 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-24305

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Harmonic Balancer, Street Performance, External Balance, Nodular Iron, Black, Ford, 289, Each

Part Number: PIO-872019

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Harmonic Balancer, Race, External Balance, Steel, Black Anodized, Ford, 351C, Each

Part Number: PIO-872027

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Harmonic Balancer, Race, External Balance, 6.50 in., Iron, Black, DeTomaso, Ford, Mercury, 302, 351W, Each

Part Number: PIO-872028

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Harmonic Balancer, Race, External Balance, Steel, Black, Ford, 5.0, 5.8L, Each

Part Number: PIO-872032

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Harmonic Balancer, Street Performance, External Balance, Nodular Iron, Black, Ford, 302, 351W, Each

Part Number: PIO-872008

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Estimated Ship Date: Dec 1, 2025 if ordered today

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