Availability
Pistons
Pistons, Hypereutectic, Flat, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB284-070
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB284-STD
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.320 in. Bore, Chevy, Big Block, Kit
Part Number: UEM-KB284KTD-070
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
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: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
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: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston, Forged, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each
Part Number: WIS-6238A6
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Piston, Hypereutectic, Step Head, 4.156 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Oldsmobile, V8, Each
Part Number: UEM-SKB132-030
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston, Hypereutectic, Step Head, 4.186 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Oldsmobile, V8, Each
Part Number: UEM-SKB132-060
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB284-030
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB284-060
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston and Ring Kits, Elite, 2618 Forged Aluminum, 4.605 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Set of 8
Part Number: UEM-S00020
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston and Ring Kits, Elite, 2618 Forged Aluminum, 4.610 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Set of 8
Part Number: UEM-S00021
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston and Ring Kits, Elite, 2618 Forged Aluminum, 4.625 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Set of 8
Part Number: UEM-S00022
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Each
Part Number: UEM-SIC993-125
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB224-040
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.156 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Oldsmobile, V8, Each
Part Number: UEM-SKB277-030
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Premium, Forged 4032 Aluminum, 3.375 in. Bore, 4.250 in. Stroke, Dome, Ford, Flathead, Each
Part Number: UEM-SIC627-063
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Premium, Forged 4032 Aluminum, 3.312 in. Bore, 4.250 in. Stroke, Dome, Ford, Flathead, Each
Part Number: UEM-SIC627-STD
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.360 in. Bore, 4.250 in. Stroke, Flat Top, Left Side, Pontiac, Each
Part Number: UEM-SIC631L-010
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.360 in. Bore, 4.250 in. Stroke, Flat Top, Right Side, Pontiac, Each
Part Number: UEM-SIC631R-010
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.166 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Oldsmobile V8, Set of 8
Part Number: UEM-KB277-040
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Piston and Ring Kits, Premium, Forged 4032 Aluminum, 4.560 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Set of 8
Part Number: UEM-IC516KTS060
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Each
Part Number: UEM-SIC603-125
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Set of 8
Part Number: JEP-243331-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, Powerpack, Elite Sportsman Drag Series, Dome, Forged Aluminum, 4.600 in. Bore, 4.250 in. Stroke, Chevy, Set of 8
Part Number: MLE-930239500
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster