cam upgrade

[fannitti]

whats a good cam swap for a stock atc 70 head with just exhaust and big carb upgrade? or is a cam not worth it?

[Thorpe]

Hmm... Also interested... shens

[KASEY]

dratv has a cam upgrade for the atc head,,, if it was me,,, i would get a xr70 head,,, they have the upgrades bearing cams,, i giant step up...

[fannitti]

any year stock xr 70 head compleat with cam will bolt on the the stock bottom end of a atc 70 motor?

[fannitti]

also would i have to add a bigger oil pump for the head or will stock be ok?

[KASEY]

oil pump will be ok.. i think i have a 2002 xr 70 head

[fannitti]

ok so just the head compleat no updated cam that will work for that head or stock cam will be fine

[Thorpe]

Kasey-- Would a xr50 head work the same as the xr70?

[fannitti]

more info on this sould cheaper and easyer and diff and i like that more details

[fannitti]

bump more info

[fannitti]

no more info on this xr head?