Originally Posted by dynamicS
What else are you planning for the short block build? I'm curious as to what the cfm flow was before and after your extrude porting, I know it'd a very expensive process any reason why you choose to go that route instead of CNC porting??
I bought a used short block from Metric Motors in Woodland Hills and had it ported / polished at the Long Beach facility of Extrude Hone. The process is very pricey $1,900 for the block, intake manifold & exhaust manifold.
I'll fill you in a bit more as the rest of the build progresses...