KB Pistons & Piston Rings

Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB289-030

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB289-040

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTON SET OF 8

Part Number: UEM-KB289-STD

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Chrysler, Hemi, Kit

Part Number: UEM-KB289KTM-030

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chrysler, Hemi, Kit

Part Number: UEM-KB289KTM-040

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB235KTM-060

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB236-020

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.350 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: UEM-KB236-030

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB236-040

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.380 in. Bore, Chrysler, Dodge, Plymouth, Jensen, Set of 8

Part Number: UEM-KB236-060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 88.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-1-0MM

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-1-5MM

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 88mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-5MM

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 87.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-STD

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.186 in. Bore, Oldsmobile, Set of 8

Part Number: UEM-KB277-060

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.382 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB280-040

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB280KTM-020

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB280KTM-030

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB281-030

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB281-STD

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB281KTM-STD

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, GM Holden, V8, Set of 8

Part Number: UEM-KB282-020

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order