a429 heads

D. Sea wrote:A429 FTW

X2,They work pretty good on my engine.One of these days i'll get enough money to get a better port job done to them.

Later Mark.

The A429's on cheap skate are blowing 390cfm. The combo doesn't have the arse to take advantage of it, but they are flowing that on mikes bench. If you read the thread you will noting their is a wholde bunch in doing a modern race valve job on them too.

Mark Miller wrote:

D. Sea wrote:A429 FTW

X2,They work pretty good on my engine.One of these days i'll get enough money to get a better port job done to them.

Later Mark.

X3 - They work for me!
Gary

Dave my a429s were done on Mikes flow bench also and they hit 400 cfm with astounding midlift numbers, and kick ass exhaust flow also

I have A429s on my 557, and it makes 782hp, and 750 ft.lbs. With some compression....