KB Engines & Components

Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB107KTM-020

Not Yet Reviewed

• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.030 in. Bore, Chevy, Set of 8

Part Number: UEM-KB106-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9907HC-020

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dome, 4.030 in. Bore, Chevy, Set of 8

Part Number: UEM-9910HC-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Head, 4.320 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB236KTM-STD

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.080 in. Bore, Chrysler, Set of 8

Part Number: UEM-KB243-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.210 in. Bore, Pontiac, Set of 8

Part Number: UEM-KB222-060

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.030 in. Bore, Ford, Set of 8

Part Number: UEM-KB177-030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Flat, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB224-030

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.030 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB366KTM-030

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dome, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB207-STD

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.320 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB237KTM-STD

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.390 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB138KTM-030

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Claimer, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-9908HCKTM040

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Claimer, Hypereutectic, Flat, 4.020 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-9908HCKTM020

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9911HC-STD

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Dish, 4.040 in. Bore, Ford, Set of 8

Part Number: UEM-KB303-040

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB319-040

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.360 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB237KTM-040

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Flat, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9907HC-040

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Dome, 4.400 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB401-040

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.150 in. Bore, Pontiac, V8, Kit

Part Number: UEM-KB133KTM-030

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.390 in. Bore, Ford, Set of 8

Part Number: UEM-KB368-030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Piston and Ring Kit, Hypereutectic, Dome, 4.185 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB160KTM-060

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.290 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB203KTM-040

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order