Availability
Piston Rings, Pro GPX Gas Ported, 4.055 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP405512
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston Rings, Pro GPX Gas Ported, 3.800 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP380012
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Piston Rings, Pro GPX Gas Ported, 4.560 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set
Part Number: SUM-GP456043
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston Rings, Pro GPX Gas Ported, 4.035 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set
Part Number: SUM-GP403516
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Cast, Flat, 3.830 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Small Block, Set of 8
Part Number: UEM-1106-030
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Pistons, Hypereutectic, Flat, 100.4mm Bore, 1.6mm, 1.75mm, 3.5mm Ring Grooves, Ford, V6, Set of 6
Part Number: UEM-3155HC-STD
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.030 in. Bore, Chevy, Set of 8
Part Number: UEM-9901HC-030
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Pistons, Hypereutectic, Flat, 3.756 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-1482HC-020
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Pistons, Hypereutectic, Dish, 3.995 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6
Part Number: UEM-1732HC-030
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 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 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Pistons, Cast, Flat, 4.190 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8
Part Number: UEM-1525-040
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-3475HC-030
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Piston Rings, Plasma-moly, 3.820 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 6-Cylinder, Set
Part Number: TSR-CR5899-25
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Pistons, Cast, Flat, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block RB, Set of 8
Part Number: UEM-1263-STD
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
PISTON RINGS
Part Number: UEM-4000CS8-085
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Piston Rings, Plasma-moly, 3.820 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 4-Cylinder, Set
Part Number: JEP-J640F4-3820
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston Rings, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: MAH-3150034030
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Piston Rings, Performance Series, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set
Part Number: MLE-4280MS
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M577020
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Pistons, Cast, Flat, 3.593 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Set of 6
Part Number: UEM-1413-030
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Hypereutectic, 3.937 in. Bore, Dish, 1.209 in. Compression Height, Floating Pin, 1.2mm x 1.2mm x 2.0mm Ring Grooves, Subaru, Set of 4
Part Number: UEM-9144HCA5MM
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Pistons, PIST-MITSUBISHI ECLIPSE GS/GST
Part Number: MAN-605100C-1
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.390 in. Bore, Ford, Set of 8
Part Number: SLP-H612CP30
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pistons, Cast, Dish, 83.5mm Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, for Nissan, L4, Set of 4
Part Number: UEM-9044-5MM
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Pistons, Cast, Dish, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, L6, Set of 6
Part Number: UEM-2229C-STD
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
