KB Engines & Components

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

Part Number: UEM-SKB121-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.180 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac, V8, Each

Part Number: UEM-SKB304-060

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB361-060

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 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: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Step, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB280-030

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB147-060

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 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, Chevy, Each

Part Number: UEM-SKB100-040

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.260 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB211-010

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB207-040

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 3.736 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB226-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 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: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S9910HC-040

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 3.905 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB165-030

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, KB Hyper Single Piston - AMC 401 Rod -5.858 Step Dish 28cc 2V

Part Number: UEM-SKB419040

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB281-040

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB211-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB134-020

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB210-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S9912HC-STD

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB157-020

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB191R-060

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 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: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB361-040

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB398-070

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Hypereutectic, Dome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB213L-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Special Order