KB Parts and Accessories

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

Part Number: UEM-SKB257-040

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 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: Nov 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: UEM-SKB290-040

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 4.150 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac, V8, Each

Part Number: UEM-SKB304-030

Not Yet Reviewed

Estimated Ship Date: Nov 19, 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: Nov 19, 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: Nov 19, 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: Nov 19, 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: Nov 19, 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: Nov 19, 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: Nov 19, 2025 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: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: UEM-SKB362-STD

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Step Dish, 4.170 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB378-040

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Step Dish, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB389-034

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB399-STD

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 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-SKB400-STD

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.400 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB401-040

Not Yet Reviewed

Estimated Ship Date: Nov 19, 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, Chevy, GM, Each

Part Number: UEM-SKB404-060

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

PISTON

Part Number: UEM-SKB416-030

Not Yet Reviewed

Estimated Ship Date: Nov 19, 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: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

SINGLE PISTON

Part Number: UEM-SKB419060

Not Yet Reviewed

Estimated Ship Date: Nov 19, 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: Nov 19, 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: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Pistons, FHR Forged, 4.030 in. Bore, Flat, 1.125 in. Comp. Height, Press/Float Pin, 1/16 x 1/16 x 3/16 Ring Grooves, with Rings, Chevy, V8, Each

Part Number: UEM-SIC9961030

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

KB Hyper Left Single Piston - Toyota 22R Rod -5.825 Dish 6.5cc 2V

Part Number: UEM-SKB323L-75MM

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order