How to service the spark plugs on Ford F-150 Heritage?

The procedure for servicing spark plugs comprises starting with removing the coil on plugs. Use compressed air to eliminate foreign materials from spark plug wells before beginning spark plug removal. After the coil on plugs removal, move forward with removing the spark plugs before testing their condition. Gap adjustment is necessary for the spark plug if needed. The same procedure for installing the parts serves as the reverse operation of removal.

OEM Ford F-150 Heritage Spark Plug

Ignition Spark Plug

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3 Spark Plugs found

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Ford F-150 Heritage Spark Plug
Part Number: AGSF-22W-MX
$5.08 MSRP: $8.25
You Save: $3.17 (39%)
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Product Specifications
- Replaces: AGSF-22W-M, SP-479, AGSF-22W-
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004 Ford F-150 Heritage | SVT Lightning, XL, XLT | 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Heritage Spark Plug
Part Number: AGSF-12F-MX
$5.14 MSRP: $8.35
You Save: $3.21 (39%)
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Product Specifications
- Replaces: AGSF-12F-M, AGSF-12F-M1X, AGSF-12E-, SP-495, AGSF-12F-M1, AGSF-12F-M1F4
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004 Ford F-150 Heritage | SVT Lightning, XL, XLT | 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Heritage Spark Plug
Part Number: AGSF-34F-MX
$5.16 MSRP: $8.20
You Save: $3.04 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: AGSF-34F-M, SP-504
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004 Ford F-150 Heritage | XL, XLT | 6 Cyl 4.2 L GAS

Ford F-150 Heritage Spark Plug

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Ford F-150 Heritage Spark Plug Parts Questions & Experts Answers

Spark Plug
AGSF-12F-MX
Q: How to service the spark plugs on Ford F-150 Heritage?
A: The procedure for servicing spark plugs comprises starting with removing the coil on plugs. Use compressed air to eliminate foreign materials from spark plug wells before beginning spark plug removal. After the coil on plugs removal, move forward with removing the spark plugs before testing their condition. Gap adjustment is necessary for the spark plug if needed. The same procedure for installing the parts serves as the reverse operation of removal.