KB Pistons & Piston Rings

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

Part Number: UEM-KB251KTM-STD

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB253-020

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB253-030

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB253-040

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB253-060

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.146 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Oldsmobile V8, Set of 8

Part Number: UEM-KB277-020

Not Yet Reviewed

Estimated Ship Date: Aug 29, 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: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.146 in. Bore, Oldsmobile, V8, Kit

Part Number: UEM-KB277KTM-020

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.156 in. Bore, Oldsmobile, V8, Kit

Part Number: UEM-KB277KTM-030

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.126 in. Bore, Oldsmobile, V8, Kit

Part Number: UEM-KB277KTM-STD

Not Yet Reviewed

Estimated Ship Date: Aug 29, 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: Aug 29, 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: Aug 29, 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: Aug 29, 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: Aug 29, 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: Aug 29, 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: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB281-060

Not Yet Reviewed

Estimated Ship Date: Aug 29, 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: Aug 29, 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: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 88.5mm Bore, 1.2mm, 1.2mm, 3.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB241-1-0MM

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 88mm Bore, 1.2mm, 1.2mm, 3.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB241-5MM

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 88.25mm Bore, 1.2mm, 1.2mm, 3.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB241-75MM

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

1 Set KB241.5MM/1 Set 3445ED4.50MM

Part Number: UEM-KB241KTD-5MM

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTON/RING KIT

Part Number: UEM-KB241KTD75MM

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order