KB Engines & Components

Piston and Ring Kit, Hypereutectic, Dome, 4.350 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB360KTM-100

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dome, 4.165 in. Bore, Chevy, Set of 8

Part Number: UEM-KB361-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dome, 4.195 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB361-070

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.170 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB378-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.150 in. Bore, Ford, Big Block FE, Kit

Part Number: UEM-KB378KTM-020

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB379-020

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB379-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB379-STD

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.020 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB379KTM-020

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB402-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KB Hyper Piston - Chry 408 Rod 6.123 Step Dish 23.5cc 2V No Quench Dome

Part Number: UEM-KB416-020

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.060 in. Bore, GM, Kit

Part Number: UEM-KB6171KTD060

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

1 Set KB416.020/1 Set 4000AM8.020

Part Number: UEM-KB416KTM-020

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

1 Set KB416.060/1 Set 4000AM8.060

Part Number: UEM-KB416KTM-060

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.340 in. Bore, Cadillac, V8, Kit

Part Number: UEM-KB382KTM-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, GM, Kit

Part Number: UEM-KB6171KTM030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB385-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB385-060

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB385KTM-030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB404-STD

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB404KTD-020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.030 in. Bore, GM, V6, Kit

Part Number: UEM-KB6359KTD030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTON SET

Part Number: UEM-KB420-STD

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl

Part Number: UEM-KB413-STD

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order