Availability
Piston Rings, Moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251K30
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Forged Pro pistons for Pontiac 455, 4.190 bore, 1.490 C.H., 4.210 in. stroke, 6.625 in. rod, 17cc dish, 11.4:1@64cc, 10.5@72cc, 9.9@80cc, 9.3@87cc.
Part Number: SUM-BBP455030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251K
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251K40
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251K60
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, Flat, 4.150 in. Bore, Pontiac, Set of 8
Part Number: SLP-L2262F30
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251X30
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Flat, 4.150 in. Bore, Pontiac, Set of 8
Part Number: UEM-KB133-030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Cast Iron, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251X40
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, Flat, 4.180 in. Bore, Pontiac, Set of 8
Part Number: SLP-L2262F60
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, 4.020 in. Bore, 5/64, 5/64, 3/16, .200 in. Deep Oil Groove, Moly Top Ring, Set
Part Number: SLP-E-251K20
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, KB Performance Pistons, Hypereutectic Aluminum, 0.030 in. Oversize, Pontiac, 400, Set of 8
Part Number: UEM-KB422-030
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Forged Pro pistons for Pontiac 400, 4.150 bore, 1.715 C.H., 3.75 in. stroke, 6.625 in. rod, 6cc flat top, 11.3@64cc, 10.3@72cc, 9.6@80cc, 9:1@87cc.
Part Number: SUM-BBP400030
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston Rings, Moly, 4.120 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-299K
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 3.905 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-245K30
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Shallow Ring, 8-Cylinder, Set
Part Number: SLP-E-377K
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.134 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-232K40
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Cast Iron, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251X60
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Cast, Flat, 4.150 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8
Part Number: UEM-1526-030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.123 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-232K30
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Cast, Flat, 3.905 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8
Part Number: UEM-1520-030
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 3.780 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, V8, Set of 8
Part Number: HSN-2M568030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Chevy, GMC, Pontiac, V8, Set of 8
Part Number: HSN-2M5615030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.180 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-299K60
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-251K10
Estimated Ship Date: Today
Estimated Ship Date: Today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.