The Jalopy Journal
Ok so the comp cams rockers are in and the trunion hole measures .440 only .010 bigger than the stud that little bit made a huge difference and...
It costs nothing to pay attention.....well sometimes it does but it's much more expensive when you dont
The only thing gm on this engine is the H.E.I distributor and that's also heavily modified for computer control lol
My heads flow best at 650 lift and with the 1.6 rockers it brings me closer to that with my cam plus the higher ratio gives me better off the seat...
Thank you everyone for your much appreciated input
I just ordered a set of comp cams ultra pro magnum rockers I'm going to mic them and post the results if they are the same .447 which I doubt I'll...
Yes when the lifter is on the heel and rocker adjusted half turn past zero lash you can grab the rocker and move it up towards the intake and down...
That's a good point I called elgin tech support and apparently those are the only rocker arm thay offer that comes from China and different covers...
It's a hydrolic roller cam .560 lift and the pushrod side of the rocker is touching the valve cover they are the gm performance aluminum ones my...
I called arp and .430 is correct for the stud I'm thinking it's just the rockers are made wrong
Just measured the arp stud is .430 and the rocker trunion hole is .447 pretty loose fit is this normal
The part that the stud goes through has play so the rocker dances around on it
Yes it's a 383 chevy stud mount rockers
Yes the trunion has a flat spot for the poly lock facing up
The stud is 7/16 and the rocker is for 7/16 stud
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The Jalopy Journal