firebuick wrote:thank you for reply i plan on using a eagle rod also and a eagle 3.75 crank internaly balance
my cam is a old comp cam 294s 248/248 at .050 525/525 lift whit 1.6 roller
my piston are flat top forge srp 40 over
head are edelbrock performer rpm 185 cc whit 70 cc chamber
this is mainly for the street whit a few 1/8 miles drag
yes i plan on balancing rotating
Please elaborate more here about internally balancing a 400 short-rod engine.
ProPower engines wrote:Lighter pistons available today make some cranks harder to balance and there fore more costly as they were designed for a 1850ish Gram bob weight, When you get to 1700 or less most times metal has to be added which costs more money.
ProPower engines wrote:Stay away from that eagle crap. Hard and costly to balance.
Go with the scat stuff and use the 6" rod combo because you can internal balance them easy with most pistons.
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