Sealed 1009P 40 piston set for the 1958-1962 Chevrolet Impala 6-cylinder 3.8L and other vehicles replaces worn pistons during an engine rebuild. This engine piston set is 0.040 inch oversized.
- Sealed Power Vintage line for classic engine rebuilds
- Cast from FM132 Eutectic proprietary alloy
- Cast aluminum with controlled casting and machining for reliability and a long life
- Up-tilt ring grooves improve piston-to-ring sealing
- Designed to control blow-by
Quick facts
- Part: Sealed 1009P 40 piston set
- Also called: engine piston set
- Fits: 1958-1962 Chevrolet Impala 6-cylinder 3.8L and other vehicles
- Material: Cast aluminum
- Condition: New
Oil burning, low compression or heavy blow-by can mean worn pistons or rings. Before you replace the pistons, rule out worn rings, bores or valves, since any of them can produce the same symptoms.
Fits
Besides the 1958-1962 Impala, this set fits the 1953-1962 Chevrolet Bel Air 6-cylinder 3.8L and the 1958-1962 Chevrolet Biscayne 6-cylinder 3.8L, among other vehicles. The quantity per application is six.
Specifications
Fit and size
- Quantity per application: 6
- Bore diameter: 3.5625 in
- Oversize: 0.040 in
- Piston pin outside diameter: 0.865 in
- Compression height: 2.062 in
- Pin offset: 0.078 in
- Top and second compression ring thickness: 0.09375 in each
- Oil ring thickness: 0.1875 in
- Minimum clearance: 0.001 in at bottom of skirt
Build and materials
- Piston material: cast aluminum
- Alloy: FM132 Eutectic
- Piston head type: flat
- Condition: New
- Country of origin: United States
In the box
The piston set. Assembly lubricant is not included.
Interchange: P6005(6)040
P306040 · 91413040 · TC2840040 · 2242840040 · 268P40 · 1413040 · L3019F40 · Z8335030
This part cross-references / interchanges with the following part numbers:
P306040, 91413040, TC2840040, 2242840040, P6005(6)040, 268P40, 1413040, L3019F40, Z8335030
Frequently Asked Questions
Is this Sealed 1009P 40 piston set right for the 1958-1962 Chevrolet Impala 6-cylinder 3.8L?
Yes. Sealed 1009P 40 fits the 1958-1962 Chevrolet Impala 6-cylinder 3.8L. If your car is a different model, look it up in the "Vehicles it fits" section to see its years and engine.
Does the Sealed Power 1009P 40 come with assembly lubricant?
No. Assembly lubricant is not included with this piston set, so it has to be bought separately.
What bore size is this 0.040 oversize piston set made for?
Sealed 1009P 40 is made for a 3.5625 in bore diameter and is 0.040 in oversized. Minimum clearance is 0.001 in at the bottom of the skirt.
How can I tell if the pistons in my engine are worn?
Oil burning, low compression or blow-by can mean worn pistons or rings, and a shop can test for them. Piston-to-bore clearance is measured with the engine apart.
What are these Sealed Power Vintage pistons made of?
They are cast aluminum made from FM132 Eutectic proprietary alloy. Up-tilt ring grooves improve piston-to-ring sealing.
