The V8 Owners Forum -

thanks everyone for your suggestions so after reading the replies i double checked the cam timming agains the old cam and sproket and found about 90 degrees out took cam sproket off and found a timming mark on the other side (sprocket does not indicate front on it) the side that i had on the outside...

I have started to rebuild my rover 3500 engine have had the block machined flat as well as the heads machined flat heads are from a different engine but block and pistons are original my problem is that i have checked the hydaulic lifter preload and shimmed the rocker towers by 0.020" but when ...