[TR] valve clearance with unknown 270 cam

Wbeech@flash.net wbeech at flash.net
Mon Jun 11 11:24:21 MDT 2018


Thank Randall, interesting reading.  And I learned a new word “Squish”, I always called it “Slop”.   Sounds like more particulars about the cam are in order. 

The previous owner of my TR4A motor, in a ‘58 TR3, installed an aluminum head and roller rockers.  They look like the ones in the Moss catalog but I am not sure that is the origin.   I have set everything at 0.010”, but still get very audible sounds from the valve train.  I have not readjusted to any closer tolerance as I am not familiar enough with these non-stock components.  

Any suggestions as always are appreciated. 

Thanks,
Bill B

Sent from my Apple II+

On Jun 11, 2018, at 11:51 AM, Randall <TR3driver at ca.rr.com> wrote:

You might find this interesting
http://www.tildentechnologies.com/Cams/Tip_Lash.html

-- Randall 

> I have 1960 tr3a owned for 5 years runs great no trouble strong puller
> idles ok what do you think valve clearance might be? engine
> is fitted with 86mm pistons and tr4 dual exhaust, slightly noisy
> tappets.many thanks Dave


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