<div>Kas</div><div><br></div><div>I am building a TR4 engine for vintage racing
and am using a Moon G3 camshaft.</div><div>Can you tell me what the valve
spring seat pressure should be and what the valve</div><div>spring open
pressure should be.</div><div><br></div><div>I have a set of aluminum valve
spring retainers. Should I not use these and use steel</div><div>retainers
instead?</div><div><br></div><div>I am a member of FOT.</div><div>Looking
forward to seeing you at MidOhio in 2020</div><div><br></div><div>Yours in
Triumph</div><div><br></div><div>Dan Styduhar<br></div><div></div>