CHRYSLER Mopar big block B Pistons & Piston Rings

Pistons, Hypereutectic, Step, 4.342 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB251-STD

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, Step Head, 4.402 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB251KTM-060

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Piston and Ring Kit, Hypereutectic, Step Head, 4.342 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB251KTM-STD

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Pistons, Hypereutectic, Step, 4.402 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB251-060

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Piston and Ring Kit, Hypereutectic, Flat, 4.362 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB240KTM-020

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Piston and Ring Kit, Hypereutectic, Flat, 4.402 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB240KTM-060

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Pistons, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB215-030

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Pistons, Hypereutectic, Step, 4.402 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB215-060

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Piston and Ring Kit, Hypereutectic, Step Head, 4.382 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB215KTM-040

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Piston and Ring Kit, Hypereutectic, Step Head, 4.402 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB215KTM-060

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Pistons, Hypereutectic, Flat, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB240-020

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Pistons, Hypereutectic, Flat, 4.402 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB240-060

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Pistons, Hypereutectic, Step, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB280-020

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Pistons, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB280-030

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Piston and Ring Kit, Hypereutectic, Step Head, 4.362 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB280KTM-020

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Piston and Ring Kit, Hypereutectic, Step Head, 4.372 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB280KTM-030

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Pistons, Forged, Dish, 4.375 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8

Part Number: UEM-IC837-033

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Piston and Ring Kit, Forged, Step Dish, 4.375 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-IC837KTD-033

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Pistons, Hypereutectic, Step, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB215-020

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Pistons, Hypereutectic, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB162-STD

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Pistons, Premium, Forged 2618 Aluminum, 4.290 in. Bore, 4.150 in. Stroke, Flat Top, Dodge, Big Block, B, Set of 8

Part Number: UEM-IC513040

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Pistons, Premium, Forged 2618 Aluminum, 4.310 in. Bore, 4.150 in. Stroke, Flat Top, Dodge, Big Block, B, Set of 8

Part Number: UEM-IC513060

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Piston and Ring Kits, Premium, Forged Aluminum, 4.310 in. Bore, 4.150 in. Stroke, Flat Top, Dodge, Big Block, B, Set of 8

Part Number: UEM-IC513KTD060

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Pistons, Premium, Forged Aluminum, 4.280 in. Bore, 4.150 in. Stroke, Dish, Dodge, Big Block, B, Set of 8

Part Number: UEM-IC505030

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Pistons, Premium, Forged 2618 Aluminum, 4.290 in. Bore, 4.150 in. Stroke, Dish, Dodge, Big Block, B, Set of 8

Part Number: UEM-IC505040

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