How to Adjust the Intake Valve and Exhaust Valve Clearance on Lincoln LS?

In order to clear the valve clearance, take timing chains out and measure individual valve clearance using a feeler gauge prior to the removal of camshafts. Record measurements, and then de-shim and camshafts. Select shims using the formula to measure clearances desired. Install new shims, camshaft, and remeasure new clearances and then re-install timing chains.

How to check and adjust exhaust valve and intake valve clearance on Lincoln LS?

To measure valve clearance, pull off valve covers, spark plugs, and turn engine to have base circle clearance measurements. Modify when necessary, delete timing chains and camshafts. Install shims bearing a mark indicating thickness to create desirable intake and exhaust clearances of 0.20 mm and 0.35 mm.

OEM Lincoln LS Intake Valve

Engine Intake Valve

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3 Intake Valves found

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Lincoln LS Intake Valve Part Number: XW4Z-6507-AA
$13.78 MSRP: $18.75
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Product Specifications
- Other Name: Valve - Inlet
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2006 Lincoln LS | Base, LSE, Sport, Ultimate | 8 Cyl 3.9 L GAS
View related parts
Lincoln LS Intake Valve Part Number: XW4Z-6507-BA
Product Specifications
- Other Name: Valve - Inlet
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2001 Lincoln LS | Base, LSE | 6 Cyl 3.0 L GAS
View related parts
Lincoln LS Intake Valve Part Number: 1W4Z-6507-AA
Product Specifications
- Other Name: Valve - Inlet
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001-2005 Lincoln LS | Appearance, Base, LSE, Luxury, Premium | 6 Cyl 3.0 L GAS

Lincoln LS Intake Valve

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Lincoln LS Intake Valve Parts and Q&A

Intake Valve
1W4Z-6507-AA
Q: How to Adjust the Intake Valve and Exhaust Valve Clearance on Lincoln LS?
A: In order to clear the valve clearance, take Timing Chains out and measure individual valve clearance using a feeler gauge prior to the removal of Camshafts. Record measurements, and then de-shim and camshafts. Select shims using the formula to measure clearances desired. Install new shims, camshaft, and remeasure new clearances and then re-install timing chains.
Intake Valve
XW4Z-6507-AA
Q: How to check and adjust exhaust valve and intake valve clearance on Lincoln LS?
A: To measure valve clearance, pull off valve covers, Spark Plugs, and turn engine to have base circle clearance measurements. Modify when necessary, delete Timing Chains and Camshafts. Install shims bearing a mark indicating thickness to create desirable intake and exhaust clearances of 0.20 mm and 0.35 mm.