well i guess my 88 360 headed 318 with over 300,000 miles with the heads never off,swaped to roller cam in 07' been in my 68 and my truck as daily driver of 100 miles a day will have to ride some more if a chebby can do that

I just parked it cause it got a miss a set of plugs did not tune out,blowing a qrt of oil every 500 miles. I will try a cap and rotor and run it another 100,000 miles.