340292 chevy small block heads angle plug closed chamber NEVER PORTED with Crane Roller rockers plus 7/16 studs guide plates. These heads have been stored for the last 15 years in boxes un touched.
For more info on what these heads can produce read some link
http://speedtalk.com/forum/viewtopic.php?t=5556
I also have other items for sale manley pistons, rings, BM rods
500.00 OBO