Pistons & Piston Rings

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: Dec 18, 2025 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: Dec 18, 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-SKB211-STD

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 3.800 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB217-020

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Flat, 3.810 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB217-030

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.420 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB403-060

Not Yet Reviewed

Estimated Ship Date: Dec 18, 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: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

KB Hyper Single Piston - Chevy 350 Rod 5.700 Flat Top +6.5cc 4V

Part Number: UEM-SKB404080

Not Yet Reviewed

Estimated Ship Date: Dec 18, 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 18, 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 18, 2025 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: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

SINGLE PISTON

Part Number: UEM-SKB419060

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, KB Hyper Single Piston - Pont 400, Rod 6.663, Dome -10cc

Part Number: UEM-SKB422060

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, KB Hyper Single Piston - Pont 400, Rod 6.663, Dome -10cc

Part Number: UEM-SKB422STD

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

KB Hyper Single Coated Piston-JEEP 4.6L, Stroked with 258ci crank

Part Number: UEM-SKB424C020

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

KB Single Hyper Piston - Ford 351M, -2cc Dome, Stock 6.580" Rod, 9.8:1 V8

Part Number: UEM-SKB443C030

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dome, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB301R-060

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB303-030

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 18, 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: Dec 18, 2025 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: Dec 18, 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, Ford, Each

Part Number: UEM-SKB311-030

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 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-SKB311-040

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• 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-SKB311-STD

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston, Hypereutectic, Dish, 4.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each

Part Number: UEM-SKB318-040

Not Yet Reviewed

Estimated Ship Date: Dec 18, 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 18, 2025 if ordered today

• Drop Ship
• Special Order