Sealed H418CP 30 engine piston for the 1975-1979 Ford F-150 V8 7.5L and other vehicles helps improve cylinder sealing for less blow-by. The piston carries combustion force down to the connecting rod.
- Retains standard ring gaps in top groove
- DUROSHIELD skirt-coated piston
- Moly-graphite coating extends engine life
- Lower friction for higher fuel economy
- Helps prevent damage from inadequate lubrication on start-up
- Hypereutectic piston material with a recessed head
Quick facts
- Part: Sealed H418CP 30 engine piston
- Fits: 1975-1979 Ford F-150 V8 7.5L and other vehicles
- Material: Hypereutectic
- Condition: New
Low compression, blow-by or oil use can come from worn pistons, rings or cylinder walls. With the engine off and cool, look the bore over for scoring and measure it before you order. A 7.5L V8 needs eight pistons, one per cylinder.
Fits
The 1973-1979 Ford F-250 V8 7.5L and the 1973-1979 Ford F-350 V8 7.5L take this piston too, along with a wide range of Ford, Lincoln and Mercury models. If your car is not named here, look up its year and model in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 8
- Bore diameter: 4.3600 in
- Oversize: 0.030 in
- Piston pin outside diameter: 1.0402 in (26.421 mm)
- Compression height: 1.752 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
- Piston material: Hypereutectic
- Piston head type: Recessed
- Construction: Cast
- Skirt coating: DUROSHIELD
- Condition: New
- Country of origin: Mexico
In the box
Assembly lubricant is not included.
Installation notes
- Minimum clearance: see the Piston Fitting Information on the carton label.
Interchange: P4206.30 · P1548(8)030
P718030 · 9H3110030 · 1000P30 · H3110030 · Z3294030
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
P718030, 9H3110030, P4206.30, P1548(8)030, 1000P30, H3110030, Z3294030
Frequently Asked Questions
Does the Sealed H418CP 30 piston fit a 1973-1979 Ford F-250 with the 7.5L V8?
Yes. Sealed H418CP 30 fits the 1973-1979 Ford F-250 V8 7.5L, with eight pistons per engine. For any other vehicle, look in the "Vehicles it fits" section.
Does this piston set come with assembly lubricant?
No. Assembly lubricant is not included with this piston set.
What bore size does the Sealed H418CP 30 piston suit?
Sealed H418CP 30 is 0.030 in oversize for a 4.3600 in bore. Its piston pin outside diameter is 1.0402 in (26.421 mm).
Is this DUROSHIELD piston coated, and what is it made of?
Yes. The piston skirt has the DUROSHIELD coating, and the piston material is hypereutectic with a recessed head.
Where do I find the fitting clearance for these pistons?
The minimum clearance is given in the Piston Fitting Information printed on the carton label.
