Sealed H637CP .50MM engine piston for the 1992-1997 Chevrolet Cavalier 4-cylinder 2.2L and other vehicles turns combustion pressure into downward force on the connecting rod. It is a 0.50 mm oversize piston with a skirt coating.
- Helps improve cylinder sealing for less blow-by
- Retains standard ring gaps in the top groove
- DUROSHIELD skirt-coated piston with a moly-graphite coating that extends engine life
- Reduced friction for higher fuel economy
- Helps prevent damage from inadequate lubrication on start-up
- Hypereutectic piston with a recessed head
Quick facts
- Part: Sealed H637CP .50MM engine piston
- Fits: 1992-1997 Chevrolet Cavalier 4-cylinder 2.2L and other vehicles
- Material: Hypereutectic
- Condition: New
Knocking on a cold start, oil use and low compression can come from worn pistons, but worn rings or cylinder walls can show up the same way, so find the cause first. With the engine off and apart, look for scoring on the cylinder walls and measure the bore against its spec.
Fits
The listing covers a wide range of Buick, Chevrolet, GMC, Oldsmobile and Pontiac models, including the 1994-1997 Chevrolet S10 4-cylinder 2.2L and the 1994-1997 GMC Sonoma 4-cylinder 2.2L, and the engine takes four pistons. If your car is not named here, run its year, make and engine through the Buyer's Guide tab before you order.
Specifications
Fit and size
- Bore diameter: 3.5039 in
- Oversize: 0.50 mm
- Piston pin outside diameter: 0.8001 in (20.323 mm)
- Compression height: 1.172 in
- Pin offset: 0.03 in (0.762 mm)
- Ring thickness: top and second compression 1.50 mm, oil 3.00 mm
- Quantity per vehicle: 4
Build and materials
- Piston material: Hypereutectic
- Head type: Recessed
- Skirt coating: DUROSHIELD
- Condition: New
- Country of origin: Mexico
In the box
Assembly lubricant is not included.
Interchange: P328.20
TC2916020
