Check the water pump pulley. Mine was loose for years before I found it.
George Richardson
Key Men - Keys for Classics
www.key-men.com
1957 Triumph TR3
1961 Jaguar Mark 2
1975 Triumph TR6
1997 Land Rover Discovery
On 8/7/2016 8:48 AM, terryrs@comcast.net wrote:
> Hello, everyone. Question. Ever since I hit a dear last year, I've had a
> rap at low RPM followed by a rattling at higher RPMS, that goes away or can
> change pitch seemingly at random. I don't think it's wrist pins or bottom
> end bearings, since normally that is a knock that stays a knock rather than
> become a rattle, though I could be wrong. More curious, what does it sound
> like if the timing chain tensioner were to break off. Can the chain rap
> against anything in there? Or what does a sticking lifter sound like?
>
> Terry Smith, '59 TR3A
> New Hampshire
>
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