Sealed Power Engine Piston Set P/N:273AP (Pack of 8)
$218.99
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Rebuild your V8's bottom end with the Sealed Power Engine Piston Set 273AP — a set of eight cast-aluminum pistons that transfer combustion pressure to the connecting rods and crankshaft. It's a direct-fit replacement for a wide range of Ford, Lincoln, and Mercury V8s, including the 1977-1986 Ford F-150 (V8-5.0L), 1964-1967 Ford Mustang (V8-4.7L), and 1980-1986 Ford Bronco (V8-5.0L). See the Buyer's Guide tab for the full list.
Cast-aluminum construction: cast from high-quality aluminum using Sealed Power's FM132 eutectic proprietary alloy.
Premium flat head: premium-grade pistons with a flat piston head.
Key specs: 4.0000 in bore diameter, 1.585 in compression height, 0.9122 in (23.17 mm) piston pin outside diameter, 0.06 in (1.524 mm) pin offset, 0.0781 in top and second compression ring thickness, and 0.1875 in oil ring thickness.
OE-level manufacturing: meets or exceeds OEM specifications and is produced with ISO & QS certified manufacturing.
These are standard-bore pistons (not oversized), and assembly lubricant is not included. Signs the pistons may need replacing include piston slap, low compression, or excessive oil consumption — diagnose the cause before rebuilding. Country of origin: India. This part is discontinued, so availability may be limited.
Interchange: Manufacturer part number 273AP.
Frequently Asked Questions
How many pistons come in the 273AP set?
It's an eight-piston set for a complete V8. All listed applications use eight pistons, and the minimum order quantity is eight.
What are these pistons made of?
Cast aluminum — cast from high-quality aluminum using Sealed Power's FM132 eutectic proprietary alloy, with a flat piston head. They meet or exceed OEM specifications.
Are these oversized pistons?
No. The Oversized attribute is No, so these are standard-bore pistons with a 4.0000 in bore diameter. Confirm the correct size for your engine before ordering.
Is assembly lubricant included?
No, assembly lubricant is not included with this set.
Which vehicles does the 273AP fit?
It's a direct-fit replacement for many 1964-1986 Ford, Lincoln, and Mercury V8-4.7L and V8-5.0L applications, including the Ford F-150, Mustang, and Bronco. See the Buyer's Guide tab for the full list.
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WARNING:
These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov.
