On 25 Sep 98 at 7:14, Dale Desprey wrote:
> I read an article by Jim Allen about premature wear of the camshaft on the
> 3.5 Land Rover engine. My Range Rover had just under 70000 miles on the
> clock and I decided to follow his advice.
>
> Parts:
> Crane camshaft 900511
> Elgin Lifters 81KP3971A (J.C. Whitney #)
> New Buick 215 timing chain and gears 38KP0237U (J.C. Whitney #)
> Vandervell Main bearings
> Top and bottom gasket sets
>
> I decided to leave the engine in situ. I started to undo everything,
> belts, bolts, wires, vacuum lines. I moved the a/c condenser to one side.
> I made sure the engine was at TDC.
>
> On disassembly I discovered that the original camshaft, ETC6099 had some
> visibly worn lobes. Some were visually misshapen. The main bearings were
> worn. The inlet valves were gummed up. As expected, the timing chain was
> stretched. There was one tooth missing on the plastic timing gear. There
> was a bolt missing on the exhaust manifold.
>
> Assembly was quite straightforward. I slid new bearings in. Carefully put
> the new cam in with lots of cam lube. Drilled two small holes in front of
> the valley as per Hardcastle's (Tuning Rover V8 Engines) recommendation.
> Initially, I did forget two things. The vacuum hose at the back of the
> intake which caused an erratic idle. The oil sensor connection for the oil
> pan, which caused the oil light to come on when cold, and in turn made me
> sweat a bit. I static timed it to TDC, then advanced it slightly. I will
> play with this further.
>
> I think it was well worth doing. It has a nice rumble at idle. It
> performed quite well on the trip to Greek Peak.
>
>
> Dale Desprey
> 1988 Range Rover
> Ottawa, Canada
>
>
Dale,
I am going to be doing the same thing to my '88 RR. How many hours would
you guess this took? Could it be done over a long weekend if all the new
parts were there?
Ron Franklin
Bowdoin, Maine, USA
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