Sealed Power H1127CPA engine piston for the 2004-2006 Chevrolet Silverado 1500 V8 5.3L and other vehicles helps improve cylinder sealing to cut blow-by. Each Sealed Power engine piston in the set has a dish head and hypereutectic piston material.
- 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
- Reduces friction for higher fuel economy
- Prevents damage from inadequate lubrication on start-up
- LR-63 lock rings for floated applications
Quick facts
- Part: Sealed Power H1127CPA engine piston
- Fits: 2004-2006 Chevrolet Silverado 1500 V8 5.3L and other vehicles
- Material: Hypereutectic
- Condition: New
Worn pistons can show up as oil use, blow-by, low compression or an engine knock. Before you replace the pistons, rule out worn rings, valve seals and a head gasket leak, since those can lead to similar oil use and compression loss. A shop can run a compression or leak-down test.
Fits
The H1127CPA is listed for a wide range of Chevrolet and GMC models, such as the 2004-2006 GMC Sierra 1500 V8 5.3L and the 2004-2006 Chevrolet Tahoe V8 5.3L. If your vehicle is not named here, look up its year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 8
- Size: not oversized
- Piston pin outside diameter: 23.95 mm
- Compression height: 1.323 in
- Top compression ring thickness: 1.50 mm
- Second compression ring thickness: 1.50 mm
Build and materials
- Piston material: Hypereutectic
- Construction: cast piston set
- Piston head type: dish
- Skirt coating: DUROSHIELD, moly-graphite
- Condition: New
- Country of origin: India
In the box
One engine piston set. This listing is one set, and the V8 5.3L takes eight pistons. Assembly lubricant is not included.
Interchange: P5036(8)STD · 224-3727
P3168 · 89017579 · 89060485
This part cross-references / interchanges with the following part numbers:
P3168, P5036(8)STD, 89017579, 89060485, 224-3727
Frequently Asked Questions
Is the Sealed Power H1127CPA right for a 2004-2006 GMC Sierra 1500 V8 5.3L?
Yes, Sealed Power H1127CPA is listed for the 2004-2006 GMC Sierra 1500 V8 5.3L; for another vehicle, look up its year and engine in the "Vehicles it fits" section.
How many Sealed Power pistons does one H1127CPA set cover?
Sealed Power H1127CPA is one piston set, and the V8 5.3L takes eight pistons. Assembly lubricant is not included.
Are Sealed Power hypereutectic pistons coated?
Yes. Each piston has a DUROSHIELD skirt coating of molybdenum and graphite, and the piston material is hypereutectic.
Are these Sealed Power cast pistons oversized?
No, the set is listed as not oversized. The listing gives a 23.95 mm piston pin outside diameter and a 1.323 in compression height.
Does the P5036(8)STD number match this piston set?
Yes. P5036(8)STD is on the interchange list for Sealed Power H1127CPA, along with 224-3727, P3168, 89017579 and 89060485.
