Sealed 392AP 30 piston set for the 1970-1976 Buick Electra V8 7.5L and other vehicles turns combustion pressure into force on the connecting rod. It meets or exceeds OEM specifications, and the Vintage line covers applications over 35 years old.
- Sealed Power Vintage line for classic engine rebuilds
- Cast from FM132 eutectic proprietary alloy
- Cast aluminum with a recessed piston head
- 0.030 inch oversize, with a 4.3125 inch bore diameter
Quick facts
- Part: Sealed 392AP 30 piston set
- Also called: engine piston set
- Fits: 1970-1976 Buick Electra V8 7.5L and other vehicles
- Material: Cast aluminum
- Condition: New
Blue exhaust smoke, rising oil use or a knock from the engine can mean worn pistons, though worn piston rings or scored cylinder walls can be behind them too, so find the cause first.
Fits
The 1970-1976 Buick Electra V8 7.5L, the 1970-1976 Buick Estate Wagon V8 7.5L, the 1970-1976 Buick LeSabre V8 7.5L and more take this piston set. Open the "Vehicles it fits" section to check your exact model and engine. The V8 7.5L takes eight pistons, one per cylinder.
Specifications
Fit and size
- Quantity per vehicle: 8
- Oversize: 0.030 in
- Bore diameter: 4.3125 in
- Piston pin outside diameter: 0.9999 in (25.397 mm)
- Compression height: 1.955 in
- Pin offset: 0.06 in (1.524 mm)
- Top and second compression ring thickness: 0.0781 in
- Oil ring thickness: 0.1875 in
Build and materials
- Construction: cast piston set
- Material: cast aluminum
- Alloy: FM132 eutectic proprietary alloy
- Piston head: recessed
- Condition: new
- Country of origin: India
In the box
A cast piston set. Assembly lubricant is not included.
Interchange: P5048(8)030
P528030 · 91730030 · TC1848030 · 2241848030 · 972P30 · 1730030 · L3080F30 · Z9417030
This part cross-references / interchanges with the following part numbers:
P528030, 91730030, TC1848030, 2241848030, P5048(8)030, 972P30, 1730030, L3080F30, Z9417030
Frequently Asked Questions
Does the Sealed 392AP 30 piston set fit the 1970-1976 Buick LeSabre V8 7.5L?
Yes, Sealed 392AP 30 fits the 1970-1976 Buick LeSabre V8 7.5L and other Buick models; open the "Vehicles it fits" section to check your exact model and engine.
What is the bore diameter of this oversized engine piston set?
The bore diameter is 4.3125 in, and the pistons are 0.030 in oversize. The piston pin outside diameter is 0.9999 in (25.397 mm).
What are the Sealed 392AP 30 pistons made of?
Sealed 392AP 30 pistons are cast aluminum, cast from FM132 eutectic proprietary alloy. Each piston has a recessed head.
Does this piston set come with assembly lubricant?
No. Assembly lubricant is not included with this piston set, so it has to be bought separately.
Does this piston set interchange with number 1730030?
Yes. 1730030 is listed as an interchange number for the Sealed 392AP 30 piston set, along with several other numbers on the Interchange line.
