Originally Posted by 440Jim
Originally Posted by UKDART
I have this cam with 1.6 on the inlet using PAC -1916 springs.

I ran that cam for years, with 1.5 rockers. Great flat tappet IMO.
150 lbs seat, 440 open is about right. That is a lot of pressure, so I used edm oiling lifters.
0.650"/0.630" MM305S


Thanks for responding, I think i'll run the 1.5's initially.
I'm now running around that same spring pressures on a previous cam with tool steel lifters and the wear (or rather the lack of it) appears pretty good.

'86 Maple Grove KOS Mopar low qualifier......true street legal with no power adders.

NOS-used when losing since 1940.