KB Engines & Components

Piston, Hypereutectic, Dome, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB257-030

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Dome, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB257-100

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Estimated Ship Date: Jul 29, 2025 if ordered today

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

Part Number: UEM-SKB257-STD

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB260-060

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB260-STD

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Estimated Ship Date: Jul 29, 2025 if ordered today

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

Part Number: UEM-SKB261-060

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Estimated Ship Date: Jul 29, 2025 if ordered today

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

Part Number: UEM-SKB261-STD

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Dish, 88mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Each

Part Number: UEM-SKB268-5MM

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Dish, 88.25mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Each

Part Number: UEM-SKB268-75MM

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Dish, 87.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Each

Part Number: UEM-SKB268-STD

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Dish, 4.186 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Oldsmobile, V8, Each

Part Number: UEM-SKB277-060

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Estimated Ship Date: Jul 29, 2025 if ordered today

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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

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Step, 4.382 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB280-040

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Estimated Ship Date: Jul 29, 2025 if ordered today

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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

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Estimated Ship Date: Jul 29, 2025 if ordered today

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

Part Number: UEM-SKB281-060

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Estimated Ship Date: Jul 29, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB281-STD

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Holden, V8, Each

Part Number: UEM-SKB282-030

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Holden, V8, Each

Part Number: UEM-SKB282-040

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Estimated Ship Date: Jul 29, 2025 if ordered today

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

Part Number: UEM-SKB122-040

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Estimated Ship Date: Aug 4, 2025 if ordered today

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SINGLE PISTON

Part Number: UEM-SIC9985CR030

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Estimated Ship Date: Aug 18, 2025 if ordered today

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

Part Number: UEM-S9909HC-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 13, 2025 if ordered today

• Special Order

Piston, Hypereutectic, Dome, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB182-020

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Estimated Ship Date: Aug 11, 2025 if ordered today

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

Part Number: UEM-SKB319-040

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Estimated Ship Date: Aug 18, 2025 if ordered today

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

Part Number: UEM-SKB416STD

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Estimated Ship Date: Aug 18, 2025 if ordered today

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