Availability
Pistons
Piston, Cast, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Plymouth, Mopar, Small Block, LA, Each
Part Number: KAA-PST2405A020
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2026 if ordered today
Estimated Ship Date: Nov 24, 2026 if ordered today
Engine Piston Set 07-11 CHR/DOD 4.0L
Part Number: EGN-P6021650
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Piston, Hypereutectic, Dish, 101.60mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Each
Part Number: SLP-WH655CP
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2026 if ordered today
Estimated Ship Date: Nov 3, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston and Ring Kit, Hypereutectic, Step Dish, 4.040 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB232KTM-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Engine Piston Set 71-93 CHR/DOD/PLY 5.9L
Part Number: EGN-P15308020
Not Yet Reviewed
Estimated Ship Date: Nov 16, 2026 if ordered today
Estimated Ship Date: Nov 16, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.040 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB190KTM-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston and Ring Kit, Forged, Dish, 4.000 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-IC742KTD-STD
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Forged, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8
Part Number: UEM-IC743-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Quench Head 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB373-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB191L-STD
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB107-070
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB107-070
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB190-060
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.020 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB191KTM-020
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Forged, Flat, 4.080 in. Bore, Chrysler, Dodge, Plymouth, Set of 8
Part Number: UEM-IC741-080
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston and Ring Kit, Forged, Dish, 4.040 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-IC742KTD-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB191-STD
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB232-STD
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Small Block, Set of 8
Part Number: UEM-KB232040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB373-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB190-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB232-030
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB107-060
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Dish, 4.060 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB232KTM-060
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Pistons, Hypereutectic, Quench Head 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB373-STD
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
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