KB Engines & Components

Piston and Ring Kit, Hypereutectic, Step Dish, 4.040 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB379KTM-040

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Cadillac V8, Set of 8

Part Number: UEM-KB382-040

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 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-KB385-020

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-KB385-030

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 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: Nov 14, 2025 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: Nov 14, 2025 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-KB385-STD

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 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-KB385KTM-020

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB389-034

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.530 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB389-064

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step, 4.566 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB389-100

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.470 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB389KTD-004

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.530 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB389KTD-064

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.566 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB389KTD-100

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 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: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

1 Set KB416.040/1 Set 4000AM8.040

Part Number: UEM-KB416KTM-040

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 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: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

1 Set KB416.070/1 Set 4000AM8.070

Part Number: UEM-KB416KTM-070

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.165 in. Bore, +28cc Piston Head Volume, American Motor, Set of 8

Part Number: UEM-KB418-STD

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Set, KB Hyper Piston - AMC 390 Rod 5.858 Step Dish 28cc 2V

Part Number: UEM-KB418060

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTONS 040 BORE

Part Number: UEM-KB419-040

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston & Ring Set, 1 Set KB419.060/1 Set 4165AM8.060

Part Number: UEM-KB419KTM060

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Step Head, AMC, Set of 8

Part Number: UEM-KB420-040

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTON SET

Part Number: UEM-KB420-STD

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, KB Performance, 4.195 in. Bore, Step, 1.510 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, AMC, Set of 8

Part Number: UEM-KB420030

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order