KB Pistons & Piston Rings

Piston, Hypereutectic, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB107-060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB105-STD

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB120-030

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB257-060

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.566 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB173-100

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Pistons, Cast, Flat, 3.538 in. Bore, 2.0mm, 2.0mm, 4.75mm Ring, Ford, 4-Cylinder, Set of 4

Part Number: UEM-1184-020

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Pistons, Cast, Flat, 3.548 in. Bore, 2.0mm, 2.0mm, 4.75mm Ring, Ford, 4-Cylinder, Set of 4

Part Number: UEM-1184-030

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB416060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB418060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB319-060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB320-040

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB320-060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

KB Hyper Single Piston - Pont 400 Rod 6.630 D-Cup 17cc 2V

Part Number: UEM-SKB346-030

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

KB Hyper Single Piston - Pont 400 Rod 6.630 D-Cup 17cc 2V

Part Number: UEM-SKB346-060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.330 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Cadillac, V8, Each

Part Number: UEM-SKB353-030

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-020

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-030

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-040

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB355-STD

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Step, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB356-040

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Step, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB356-060

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Step Dish, 4.353 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Buick, V8, Each

Part Number: UEM-SKB357-040

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, GM, Each

Part Number: UEM-SKB359-030

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB360-040

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Special Order