Availability
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB107KTM-020
Not Yet Reviewed
Piston Set, 506 Viper/SRT K1-FX Series -0cc No Valve Relief Flat Top Piston Set. 4.030 bore
Part Number: DMS-K1-6480-4030
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Pistons, Forged, Flat, 4.375 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8
Part Number: UEM-IC823-033
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Head, 4.320 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB236KTM-STD
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Piston Rings, Ceramic PVD, 4.016 in. Bore, 3.0mm, 2.35mm, 4.0mm Thickness, 6-Cylinder, Set
Part Number: HSN-2D4914
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston and Ring Kit, Hypereutectic, Flat, 4.320 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB237KTM-STD
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Piston, OE Replacement, Cast Aluminum, Dome, 4.091 in. Bore, Mopar, Each
Part Number: MAH-S2243862
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set
Part Number: HSN-139S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, Flat, 4.380 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8
Part Number: UEM-IC826-060
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Domestic Series - 900HP Rated - 2618 Material - Includes Pins and Rings
Part Number: DPP-52570-8
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Pistons, Premium Forged, 4.290 in. Bore, Dome, 1.912 in. Compression Height, Press/Float Pin, 1/16 x 1/16 x 3/16 Ring Grooves, Mopar, Set of 8
Part Number: UEM-IC687-040
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.360 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB237KTM-040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Cast, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Big Block, Set of 8
Part Number: UEM-1271-040
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Piston Rings, Moly, 4.030 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set
Part Number: SLP-E-908K30
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Premium Piston Ring Sets, Chrome, 4.036 in. Bore, 3.0mm, 2.38mm, 4.0mm Thickness, Single Cylinder Set, L6, Set
Part Number: MAH-S42221020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 3.947 in. Bore, Plasma-moly, 1.2mm, 1.2mm, 2.0mm Ring Thickness, L8, V8, Set of 8
Part Number: HSN-2M5141030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Plasma-moly, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HSN-2M683100
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston - Cms. 107mm/4.210" Bore B 4.5L, 6.7L, ISB, QSB (OE#5336103), 06-11 VIN A Dod
Part Number: MAH-2243732
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.080 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB243KTM-040
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Pistons, Hypereutectic, Dish, 87.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Dodge, Chrysler, Plymouth, Set of 4
Part Number: UEM-KB268-STD
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Piston Rings, Premium Ductile Ring Sets, 0.065 in. Oversize, 4.065 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8
Part Number: HSN-2M5508065
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston, Cast, Flat Top, 3.936 in. Bore, Chrysler, Dodge, Plymouth, Small Block, V8, Set of 8
Part Number: SLP-285AP30
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Premium Ductile Ring Sets, Chrome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-cylinder, Set
Part Number: HSN-2C139030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, With Rings, Forged, Mopar, 6.2L Supercharged, Set of 8
Part Number: WIS-K0400X05
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB240-030
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.