[BetaCarotene]

what kinda rpms could an STOCK opel motor take, valve springs, ect? I have only reved mine to the factory redline (6100rpms)

 

[BetaCarotene]

so on the 2.0 im building......the stock valve springs can handle 6500 safely? also there will be a custom cam involved

 

[BetaCarotene]

i will be using a schnieder regrind (290H .435 lift, [email protected] .050 with 110 degree of lobe seperation) it was also be hydraulic

 

[BetaCarotene]

so i should just be reving to the stock 6100rpm?

 

[BetaCarotene]

You'll be borderline with stock springs (late model springs are 180 lbs). I'd try to get something with 210 lbs or so. Early springs are not sufficient at all (150 lbs).

Bob

what kinda of rpms could valve springs with 210lbs take. Im looking for somthing to rev to about 7500rpms