What to do if chain tensioner on XJ8 fails?
Loads have failed now – just look on ebay in the non runners or spares and repairs section. Any car that hesitates or engages Drive with a jerk or thump as the engine speed rises has a potential gearbox failure looming.
How can I tell if my Jaguar XJ8 is in good condition?
Jaguar dealers can perform a blow by check to determine engine condition. A good condition engine will show less than 25 l/m, anything over 40 l/m will make a good Top Gear coffee table. Impellors on AJ26 water pumps can disintegrate giving a loss of efficiency leading to overheating and potential head gasket failure.
Is the XJ8 referred to as the X308?
To avoid XJ model confusion the 1997-2002 V8 engined XJ is referred to by its factory designation as the X308.
When did the XJ8 engine get a VIN number?
Engines were revised in late 1999 model year from AJ26 version to AJ27. A car fitted with the revised engine version can be identified by a VIN number ending in five, not six digits.
What’s the issue with the Jaguar XK8 timing chain?
The major issue is that secondary tensioners which – on early cars – are not up to the job and can fail with catastrophic results. The latest secondary tensioners – C2A1511 and C2A1512 are universal and fit all engines. There are differences on the “primary” guides on different engines.
Can a 3rd generation tensioner be changed on a Jaguar?
The new “3rd generation” secondary tensioners are easy to change and have the same part number for every V8 engine. The securing bolts are slightly shorter for the latest version and, as you can see from the kit-contents, are usually supplied. Changing all chains, guides and tensioners will not be cheap.
Loads have failed now – just look on ebay in the non runners or spares and repairs section. Any car that hesitates or engages Drive with a jerk or thump as the engine speed rises has a potential gearbox failure looming.
Jaguar dealers can perform a blow by check to determine engine condition. A good condition engine will show less than 25 l/m, anything over 40 l/m will make a good Top Gear coffee table. Impellors on AJ26 water pumps can disintegrate giving a loss of efficiency leading to overheating and potential head gasket failure.