Availability
Pistons, Hypereutectic, Flat, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB167-STD
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB184-040
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.280 in. Bore, Mopar, Hemi, Kit
Part Number: UEM-KB210KTM-030
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB184-030
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.020 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB190KTM-020
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Hypereutectic, Dome, 3.950 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB399-040
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.340 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB237KTM-020
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Cast, Flat, 3.497 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Mopar, Set of 6
Part Number: UEM-1281-060
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Cast, Flat, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Big Block RB, Set of 8
Part Number: UEM-1263-040
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Hypereutectic, Flat, 3.950 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Mopar, Set of 8
Part Number: UEM-3234HC-040
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.250 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB162KTM-STD
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-1279HC-STD
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Pistons, Cast, Flat, 3.310 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Mopar, L6, Set of 6
Part Number: UEM-1280-060
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Cast, Flat, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Small Block, Set of 8
Part Number: UEM-1267-030
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Hypereutectic, Flat, 3.930 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Mopar, Set of 8
Part Number: UEM-3234HC-020
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Head, 4.382 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB280KTM-040
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Pistons, Cast, Flat, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8
Part Number: UEM-1276-STD
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston Set, 360 Mopar 2-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.000 bore
Part Number: DMS-2-6350-4000
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston Set, 360 Mopar K2-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.000 bore
Part Number: DMS-K2-6350-4000
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston Set, 360 Mopar K2-FX Series -18cc Small Block Mopar Dish Top Piston Set. 4.030 bore
Part Number: DMS-K2-6353-4030
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston Set, 340 Mopar K2-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.070 bore
Part Number: DMS-K2-6300-4070
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston Set, 340 Mopar K1-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.070 bore
Part Number: DMS-K1-6300-4070
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston Set, 340 Mopar K1-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.100 bore
Part Number: DMS-K1-6300-4100
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston and Ring Kit, Powerpack, Flat Top, Forged Aluminum, 4.390 in. Bore, 4.150 in. Stroke, Mopar, Big Block, B, Set of 8
Part Number: MLE-929962290
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Piston and Ring Kit, Powerpack, Flat Top, Forged Aluminum, 4.375 in. Bore, 3.750 in. Stroke, Mopar, Big Block, RB, Set of 8
Part Number: MLE-929962775
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
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