Sealed E-553K 20 piston ring set for the 1991-1993 Chevrolet C1500 V8 7.4L and other vehicles seals the piston against the cylinder wall and controls oil on the bore.
- Top rings are steel with moly, with the face coated in latest generation Plasma-Moly
- Plasma-Moly top ring face decreases friction and is very resistant to scuffing
- Second ring is grey iron with a reverse torsional face design
- Oil ring is a 3 piece flex vent design, 0.1875 in wide
- Exacting tolerances across the ring set
Quick facts
- Part: Sealed E-553K 20 piston ring set
- Also called: engine piston ring set
- Fits: 1991-1993 Chevrolet C1500 V8 7.4L and other vehicles
- Material: Top ring steel with moly, second ring grey iron
- Condition: New
Oil burning, blue exhaust smoke, low compression or a loss of power can point to worn piston rings. These signs alone do not prove the rings are the problem, since worn valve stem seals can also burn oil.
Fits
The 1991-1993 Chevrolet C1500 V8 7.4L, the 1991-2000 Chevrolet C2500 V8 7.4L and the 1991-2000 Chevrolet C3500 V8 7.4L are covered by this ring set, along with many other Chevrolet and GMC models. Open the "Vehicles it fits" section to check your exact model and engine. The set meets or exceeds OEM specifications.
Specifications
Fit and size
- Bore diameter: 4.2500 in
- Oversize: 0.020 in
- Ring set groove widths: 5/64 x 5/64 x 3/16 in
- Oil ring width: 0.1875 in
- Cylinders: 8
- Quantity per vehicle: 1 set
Build and materials
- Top ring material: steel with moly
- Top ring face: Plasma-Moly coated
- Second ring material: grey iron
- Second ring face design: reverse torsional
- Oil ring design: 3 piece flex vent
- Condition: New
- Country of origin: United States
In the box
One piston ring set covering eight cylinders; each vehicle takes one set.
Interchange: 41617.020 · M42518-020
553K020 · 2M4718020
This part cross-references / interchanges with the following part numbers:
41617020, 553K020, M42518-020, 2M4718020, 41617.020
Frequently Asked Questions
Does the Sealed E-553K 20 fit a 1991-2000 Chevrolet C2500 with the 7.4L V8?
Yes. Sealed E-553K 20 is listed for the 1991-2000 Chevrolet C2500 V8 7.4L. For another model or year, open the "Vehicles it fits" section to check your exact model and engine.
Is this engine piston ring set oversized?
Yes. Sealed E-553K 20 is an oversized set, 0.020 in over standard, made for a 4.2500 in bore diameter.
What are the top rings made of on this ring set?
The top rings are steel with moly, with the face coated in Plasma-Moly. The second ring is grey iron with a reverse torsional face.
What oil ring design does this ring set use?
It uses a 3 piece flex vent oil ring, 0.1875 in wide. Ring groove widths for the set are 5/64 x 5/64 x 3/16 in.
Is the Sealed E-553K 20 one ring for a cylinder or a set for the whole engine?
Sealed E-553K 20 is one set covering eight cylinders, and each vehicle takes one set.
