Can I use regular spark plugs instead of Iridium?

Can I use regular spark plugs instead of Iridium?

I would simply go with the manufacturer’s recommendations regarding your spark plugs and will probably find that the mileage numbers will be closer to expectations than not. The 2015 Forester needs Iridium plugs, so you should use them. Also, they’ll last longer than Copper. On most cars, that’s not really an issue.

Where are the spark plug seals on a Jaguar XJ6?

Sit the new spark plug seals on the cylinder head instead of trying to fit them into the cam cover. Insert the gasket at the windscreen end and work your way forward to the radiator. Both the gasket and the spark plug well seals don’t want to stay in position but the above should work.

Do you need a new cam cover on a Jaguar XJ6?

One new gasket and 4 shorter bolts and you can eliminate the o-rings permanently. You will need the cam cover gasket, two semi-circular seals, the six spark plug well seals and 13 seals for the bolts that hold the cover onto the cylinder head.

How much torque do I need for a new spark plug?

A new or reinstalled plug with a new gasket will require ⅜-⅝ turn to effect a gas tight seal depending on head material. Note: If using a torque wrench, please refer to the Torque Recommendations chart below. For reinstalled plugs with a used gasket only a ¼ turn is required for gas tight seal for both cast iron and aluminum cylinder heads.

What kind of socket does a Jaguar XJ6 need?

The crankshaft bolt requires a substantial 15/16″ AF or 33mm socket, a substantial ¾” breaker bar and length of strong pipe to fit over the breaker bar. Firstly, remove the under tray and radiator fans. I then removed the crankshaft bolt using a pipe over the breaker bar, placed against the floor.

What kind of spark plug does a Jaguar XJ6 use?

Spark plugs are an easy do-it-yourself project on an XJ6 but can be a bit tricky on an XJ12. See the Jaguar Forums to learn about changing V12 spark plugs. Six cylinder spark plugs are easily accessible. Most Jag owners prefer the orignal Champion spark plugs. Other types are acceptable and some owners like platinum plugs.

When to change spark plugs on a Jaguar?

Black, fluffy plugs indicate a mixture problem (too rich) as do near-white plugs (too lean). Black, oily plugs indicate oil in the combustion chambers, from worn rings and such. The distributor cap and rotor should also be changed every 30,000 miles or whenever the contacts show obvious corrosion or burning. Inspect them every 12,000 miles.

What kind of transmission does a Jaguar XJ6 have?

Jaguar XJ6 Service and Repair Manual 3261 Jaguar XJ6 Models covered Jaguar XJ6 models with 3.2 litre (3239 cc), 3.6 litre (3590 cc) & 4.0 litre (3980 cc) six-cylinder in-line dohc petrol engines and automatic transmission

What is the gap on a Bosch spark plug?

The NGK number is BP5ES (or GR4), and the Bosch number is WR8DC. Gap in all instances is .035″. I am not sure what sparkplugs are correct for the V12 engines so I’ll remain silent on the topic.

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