2.5 V6 Engine

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Plod

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Posts:8
Joined:Sun Mar 19, 2017 9:01 pm
2.5 V6 Engine

Postby Plod » Thu Apr 29, 2021 9:22 pm

Are these engines belt or chain driven ?
Thanks in advance

Astromorg

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Location:Portsmouth/Southampton

Re: 2.5 V6 Engine

Postby Astromorg » Thu Apr 29, 2021 10:17 pm

There are two of each :)
The four camshafts are chain driven; one chain per cylinder bank/pair of camshafts.
The water pump has its own belt drive at the gearbox end of the engine. The alternator, A/C compressor and power steering pump are all powered by the serpentine belt at the other end of the engine.
The chain drives are reliable and generally long lived. The maintenance schedule recommends the two belts be changed at 100,000 miles.
2005 XK8 4.2-S Coupe
2024 XE 300 Sport

Plod

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Re: 2.5 V6 Engine

Postby Plod » Fri Apr 30, 2021 10:13 pm

Thanks for your advice


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