Ive run my eddies for 3 years .
2 years on my 410 had some port work and a 557 cam with 1.6 rockers
best average 10.30s
built a 418 this year more port work ,work on valve cuts now 590 cam 1.6 rockers .
best average 10.10s
THEN I added low gear got me in 9s
Good heads just don't get the flow numbers up thier .
I like to get some heads that flow to do a 418 up cubic inch .
my car 2860 ,3040 w/me
don