1985 GMC Pistons & Piston Rings

Piston, Hypereutectic, Dish, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3403HC-STD

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437H-030

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437HC-040

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Piston, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3437HC-STD

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Piston, Cast, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3445-020

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Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3445-040

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Piston, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3445C-030

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Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3445C-040

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Piston, Hypereutectic, Dish, 3.915 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Each

Part Number: UEM-S3468HC-040

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Pistons, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, Set of 4

Part Number: UEM-KB223-020

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, Set of 4

Part Number: UEM-KB223-STD

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Piston, Hypereutectic, Dish, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3403HC-020

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Piston, Hypereutectic, Dish, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3403HC-030

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Piston, Hypereutectic, Dish, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3403HC-040

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Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4721040

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Engine Piston Ring Set, 4-Cyl Ring Set; Phosphate

Part Number: HSN-5663

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 3.998 in. Bore, 3-32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Set of 8

Part Number: UEM-3481HC-060

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Pistons, Hypereutectic, Flat, 3.938 in. Bore, 3-32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Set of 8

Part Number: UEM-3481HC-STD

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Pistons, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-3445-030

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Pistons, Hypereutectic, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, Set of 6

Part Number: UEM-3490HC-040

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Pistons, Hypereutectic, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-3490HC-060

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Pistons, Cast, Dish, 3.895 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Set of 6

Part Number: UEM-1429-020

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Pistons, Hypereutectic, Flat, 3.776 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-1482HC-040

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pistons, Cast, Dish, 4.000 in. Bore, 1/16 in., 5/64 in., 3/16 in. Ring Grooves, GM, L4, Set of 4

Part Number: UEM-1532-STD

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Pistons, Cast, Dish, 4.020 in. Bore, 1/16 in., 5/64 in., 3/16 in. Ring Grooves, GM, L4, Set of 4

Part Number: UEM-1532-020

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