CHRYSLER Mopar big block B Pistons & Piston Rings

Piston, Hypereutectic, Step, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB280R-020

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB280R-030

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251L-020

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251L-030

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.382 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251L-040

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.402 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251L-060

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.342 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251L-STD

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Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251R-020

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251R-030

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.382 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251R-040

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.402 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251R-060

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Step, 4.342 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB251R-STD

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Pistons, Stroker, Forged, Flat, 4.280 in. Bore, 3.75 Stroke, 1/16 in. 1/16 in. 3/16 in., Mopar B, Set of 8

Part Number: ROS-99894

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Professional Series, Forged Aluminum, Flat Top, 4.280 in. Bore, Stock Stroke, Right Side, Chrysler, Dodge, Plymouth, Big Block, B, Each

Part Number: WIS-60119RA3

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Estimated Ship Date: Dec 16, 2025 if ordered today

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Piston, Forged, Flat, 4.360 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: ROS-99537

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston, Forged, Flat, 4.375 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: ROS-99495

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Estimated Ship Date: Dec 22, 2025 if ordered today

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PISTON SET

Part Number: ROS-99496

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston, Forged, Flat, 4.375 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: ROS-99497

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston, Forged, Dome, 4.375 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: ROS-99500

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Forged, Dish, 4.280 in. Bore, Chrysler, Dodge, Plymouth, 6.3L, Set of 8

Part Number: ROS-99169

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162L-020

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162L-030

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162L-060

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162L-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB162R-020

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Special Order