Originally Posted by oldbogie
Chevy has a little surprise. When you put it together with the timing marks on the cam and crank gears facing each other, the engine is set with number 6 in the firing position. If you leave it there and drop the distributor in timed to number 1 firing, it's 180 degrees out.
There plenty of other reasons but let's start with whether that is a situation or not for your set up.
I've been 180 out all three engine builds and in one crank you know it cause its exactly the same thing you got. God just goes to show my luck. When the odds are 50/50 you'd think one out of three. I'll bet you mark then flip that rotor 180 you'll be cookin