BannedCR500Riders.com

Oh and I know the piston is cracked. This engine is getting a full rebuild so I'm not worried about it.

https://bannedcr500riders.com/images/auto/354f1400b923cb33d5f2725e8f956a8d.jpg Bought a cr5 engine recently for an AF project. Took a look inside the intake and exhaust ports and this is what I found. I'm curious if this kind of port work is going to kill my bottom end. It's for a trail bike so I d...

Kuma wrote:what are you planning to do for a water pump

Oh crap I hadn't thought that far ahead. I guess I won't be going that route.

Any chance a 84 bottom end could have a later year top end bolt up to it? I'm trying to source an engine but the only one I can find at a decent price is a 84. I'm thinking of buying it up and swaping out the cylinder and head with later year parts from ebay. Yay or nay?